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RING-METAL SEAL 1M3937 - Caterpillar


1M3937 RING-METAL SEAL Caterpillar parts 24H, 24M, 594H, 627, 627B, 627E, 627F, 627G, 627H, 627K, 627K LRC, 637, 65, 65C, 65E, 725, 725C, 730, 75, 75C, 75D, 75E, 814, 824B, 825B, 834, 834B, 836, 85C, 85D, 85E, 950, 955K, 955L, 95E, 966C, 980...
Rating:
33
Alternative (cross code) number:
CA1M3937
1M-3937
1M3937
Caterpillar 1M3937 RING-METAL SEAL
Weight: 0.04 pounds 0 kg.
Information:
CONSTRUCTION TYPE 
JOINT STYLE  LOCK 
MATERIAL  Gray Iron 
OD  82.55  mm
THICKNESS  3.137  mm
WALL THICKNESS  3.505  mm

Buy RING-METAL SEAL 1M3937 Caterpillar genuine, new aftermarket tractor parts with delivery
ARTICULATED TRUCK, WHEEL TRACTOR-SCRAPER,

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$36.86

04 Jul 2025

US: WITHOUTHAMHEP
Replacement for fits 1M3937 Ring Fits Caterpillar Models
ZYSKABQ
$11.36
 

14 Oct 2023

US: FinditParts Inc
1M3937 - RING-METAL SEAL fits Caterpillar (CAT)
BLUMAQ 1M3937 - RING-METAL SEAL fits Caterpillar (CAT)
$45.49
 

09 Aug 2023

US: YSAIHA
Replacement For Compatible With 1M3937 Ring Fits Caterpillar Models
ZAKAY
Number on catalog scheme: 3
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Compatible equipment models: 1M3937:

ARTICULATED TRUCK  725   725C   730  
CHALLENGER  65   65C   65E   75   75C   75D   75E   85C   85D   85E   95E  
EJECTOR TRUCK  730  
LANDFILL COMPACTOR  836  
MOTOR GRADER  24H   24M  
PETROLEUM ENGINE  C9  
PETROLEUM TRANSMISSION  TH31-E61   TH35-E81  
PIPELAYER  594H  
SOIL COMPACTOR  825B  
TRACK LOADER  955K   955L  
TRACK-TYPE TRACTOR  D5   D5B   D8H   D8K   D9G   D9H  
WHEEL DOZER  814   824B   834   834B  
WHEEL SCRAPER  627   627B   627E   627G   637  
WHEEL TRACTOR  627E   627F   627H  
WHEEL TRACTOR-SCRAPER  627K   627K LRC   Caterpillar

Information:

Generator SetDG175-1 (S/N: KL91-UP)DG175-2 (S/N: KJ61-UP)DG200-1 (S/N: KM31-UP)DG200-2 (S/N: KJ71-UP)DG230-1 (S/N: KM41-UP)DG230-2 (S/N: KJ81-UP)DG250-1 (S/N: KM51-UP)DG250-2 (S/N: KJ91-UP)DG275-1 (S/N: KM71-UP)DG275-2 (S/N: KL41-UP)DG300-1 (S/N: KJ41-UP)DG300-2 (S/N: KJ21-UP)DG350-1 (S/N: KM81-UP)DG350-2 (S/N: KL61-UP)DG400-1 (S/N: KM91-UP)DG400-2 (S/N: KL81-UP)DG450-1 (S/N: KJ51-UP)DG450-2 (S/N: KJ31-UP)The alternator voltage change over and wiring configuration/winding resistance data are given below.
Do not operate or work on this product unless you have read and understood the instruction and warnings in the relevant Operation and Maintenance Manuals and relevant service literature. Failure to follow the instructions or heed the warnings could result in injury or death. Proper care is your responsibility.
Introduction
Note: Caterpillarretail gaseous fueled 175-450 KW generator sets are manufactured with dedicated output voltage, current, KW and frequency ratings, as shipped from the factory. The choice to perform a voltage change over on these generator sets is strictly a business decision for a dealership.Note: The voltage change over process is not supported by Caterpillar Engineering, Caterpillar Dealer Solution Network (DSN), Caterpillar Application and Installation (A&I) or the Caterpillar Customer Service Support.This document provides limited reference information to assist the dealer to implement a voltage change over for these Caterpillar retail gaseous fueled generator sets.There are no technical documents available from Caterpillar Engineering, Caterpillar Dealer Solution Network (DSN), Caterpillar Application and Installation (A&I) or the Caterpillar Customer Service Support to perform a voltage change over. The dealer should use existing published Schematics, Technical Information Bulletins (TIB) and other manuals as provided on Caterpillar Power Net Website, Service Information System (SIS) and Technical Marketing Information (TMI) to create their own process, disassembly and assembly instructions.Precaution
Only 12 lead model alternators are capable of being re-strapped.
Alternator de-rates should be considered when re-strapping the output voltage of an alternator.
The Caterpillar dealership are responsible for action items associated with, the pursuit and implementation of a generator set voltage change over.
The Caterpillar dealership is responsible for determining if there are any necessary iron changes required and identifying the associated service part numbers for any iron changes required, through the dealership parts department, price list, Service Information System (SIS) and Technical Marketing Information (TMI).
The Caterpillar dealership is responsible for determining the necessary alternator re-configuration wiring needed for their specific application and to ensure that the alternator re-configuration is correct and accurately implemented.
The Caterpillar dealership is responsible for all costs and liability associated with re-configuring the alternator.Alternator Wiring Configurations
Illustration 1 g06291204
High wye stator connection
Illustration 2 g06291205
Low wye stator connection
Illustration 3 g06291206
Three-phase delta stator connection
Illustration 4 g06291207
Single/Three phase delta stator connection
Note: Single-phase loads should be connected to E1, E3 and neutral. Single-phase cannot be re-configured to 277-480 VAC.
Illustration 5 g06291208
Six lead stator connection
Note: Lead alternators are not re-connectable
Illustration 6 g06291209
Six lead stator connection (450 KW)
Note: Lead alternators are not re-connectable
Illustration 7 g06291210
Three-phase delta stator connection series 1 (450 KW)
Illustration 8 g06291212
Three-phase delta stator connection series 2 (450 KW)
Alternator and Exciter Winding Resistance Values
Illustration 9 g06291688
Three phase resistance values

Cat SIS web machinery list:

Caterpillar parts catalog
TH31-E61 Well Servicing Transmission & C9/TH31-E61 Well Servicing Power System LAD00001-UP
TH31-E61 Well Servicing Transmission LWC00001-UP
TH35-E81 Well Servicing Transmission SMS00001-UP
TH31-C9T Petroleum Package C9S00001-UP POWERED BY C9 Engine
TH35-C15T Petroleum Package PBL00001-UP POWERED BY TH35-C15T PETROLEUM
TH35-C15I Petroleum Power Train Package JRE00001-UP POWERED BY C15 Engine
TH35-C13I Petroleum Package LEE00001-UP POWERED BY C13 Engine
TH31-C9I Petroleum Package JSC00001-UP POWERED BY C9 Engine
TH35-C11I Petroleum Power Train Package GLS00001-UP
TH31-C9P Petroleum Power Train Package KLW00001-UP POWERED BY C9 Engine
725C2 Articulated Truck 2T300001-UP (MACHINE) POWERED BY C9.3 Engine
725C2 Articulated Truck 2L600001-UP (MACHINE) POWERED BY C9.3 Engine
980M Wheel Loader WW300001-UP (MACHINE) POWERED BY C13 Engine
836 LANDFILL COMPACTOR 3RL00001-UP (MACHINE) POWERED BY 3408 ENGINE
Challenger 75C Agricultural Tractor 4KK01000-UP (MACHINE) POWERED BY 3176 Engine
Challenger 85C Agricultural Tractor 9TK01000-UP (MACHINE) POWERED BY 3176 Engine
Challenger 65D Agricultural Tractor 2ZJ01965-UP (MACHINE) POWERED BY 3306 Engine
24H Motor Grader 7KK00001-UP (MACHINE) POWERED BY 3412E Engine
Challenger 75D Agricultural Tractor 5AR00001-UP (MACHINE) POWERED BY 3176C Engine
Challenger 85D Agricultural Tractor 4GR00001-UP (MACHINE) POWERED BY 3196 Engine
Challenger 95E Agricultural Tractor 6KS00001-UP (MACHINE) POWERED BY 3196 Engine
Challenger 85E Agricultural Tractor 6JS00001-UP (MACHINE) POWERED BY 3196 Engine
836 Landfill Compactor 7FR00264-UP (MACHINE) POWERED BY 3408E Engine
Challenger 75E Agricultural Tractor 6HS00001-UP (MACHINE) POWERED BY 3176C Engine
Challenger 65E Agricultural Tractor 6GS00001-UP (MACHINE) POWERED BY 3176C Engine
Challenger 65E Agricultural Tractor 1GM00001-UP (MACHINE) POWERED BY 3176 Engine
Challenger 75E Agricultural Tractor 1HM00001-UP (MACHINE) POWERED BY 3176 Engine
Challenger 85E Agricultural Tractor 1NM00001-UP (MACHINE) POWERED BY 3196 Engine
Challenger 95E Agricultural Tractor 1SM00001-UP (MACHINE) POWERED BY 3196 Engine
725 Articulated Truck AFX00001-UP (MACHINE) POWERED BY 3176C Engine
730 Articulated Truck AGF00001-UP (MACHINE) POWERED BY 3196 Engine
730 Ejector Articulated Truck B1W00001-UP (MACHINE) POWERED BY C11 Engine
24M Motor Grader B9K00001-UP (MACHINE) POWERED BY C18 Engine
725 Articulated Truck B1L00001-UP (MACHINE) POWERED BY C11 Engine
730 Articulated Truck B1M00001-UP (MACHINE) POWERED BY C11 Engine
730 OEM Articulated Truck WWB00001-UP (MACHINE) POWERED BY C11 Engine
725 OEM Articulated Truck WWA00001-UP (MACHINE) POWERED BY C11 Engine
24M Motor Grader B9300001-UP (MACHINE) POWERED BY C18 Engine
725C Articulated Truck LFB00001-UP (MACHINE) POWERED BY C9.3 Engine
725C Articulated Truck TFB00001-UP (MACHINE) POWERED BY C9.3 Engine
980M Wheel Loader MK200001-UP (MACHINE) POWERED BY C13 Engine
980M Wheel Loader MGD00001-UP (MACHINE) POWERED BY C13 Engine
637K Wheel Tractor Scraper WTY00001-UP (MACHINE)
980M Wheel Loader XDJ00001-UP (MACHINE) POWERED BY C13 Engine
2Z-9173, 2Z-9174, 2Z-9175, 2Z-9176, 2Z-9994, 2Z-9995, 2Z-9996, 2Z-9997 Handling Ars-Block Custom Product Support Literature for 988F & 988F Series II Wheel Loader 2ZR00001-UP (MACHINE)
992C Wheel Loader 49Z00001-UP (MACHINE) POWERED BY 3412 Engine
988B Wheel Loader 50W06041-UP (MACHINE) POWERED BY 3408 Engine
980C Wheel Loader 63X06575-UP (MACHINE) POWERED BY 3406 Engine
627E Scraper PS 6EB00001-UP (MACHINE) POWERED BY 3306 Engine
627E WHEEL Tractor-Scraper 3WJ00001-UP (MACHINE)
980F Wheel Loader 8CJ00001-UP (MACHINE) POWERED BY 3406 Engine
992D Wheel Loader 7MJ00001-UP (MACHINE) POWERED BY 3412 Engine
988F Wheel Loader 8YG00001-UP (MACHINE) POWERED BY 3408 Engine
627F Wheel Tractor Scraper 1DL00001-UP (MACHINE)
980G Wheel Loader 2KR00001-UP (MACHINE) POWERED BY 3406C Engine
980G Wheel Loader 9CM00001-UP (MACHINE) POWERED BY 3406C Engine
834B Wheel Tractor 7BR00001-UP (MACHINE) POWERED BY 3408E Engine
988F Series II Wheel Loader 2ZR00001-UP (MACHINE) POWERED BY 3408E Engine
627G WHEEL SCRAPER AYK00001-UP (MACHINE) POWERED BY 3306 Engine
980G II Wheel Loader AWH00001-UP (MACHINE) POWERED BY 3406 Engine
980G II Wheel Loader AXG00001-UP (MACHINE) POWERED BY 3406E Engine
627G Wheel Scraper CEZ00001-UP (MACHINE) POWERED BY C-9 Engine
980H Wheel Loader JMS00001-UP (MACHINE) POWERED BY C15 Engine
627G Wheel Scraper DBZ00001-UP (MACHINE) POWERED BY C9 Engine
980H Wheel Loader MHG00001-UP (MACHINE) POWERED BY C-15 Engine
627H Wheel Tractor Scraper DBW00001-UP (MACHINE)
980K Wheel Loader W7K00001-UP (MACHINE) POWERED BY C13 Engine
980K Wheel Loader GTZ00001-UP (MACHINE) POWERED BY C13 Engine
980H Wheel Loader KZL00001-UP (MACHINE) POWERED BY C15 Engine
980M Wheel Loader KRS00001-UP (MACHINE) POWERED BY C13 Engine
627H Wheel Tractor Scraper LCT00001-UP (MACHINE)
627K Wheel Tractor-Scraper WTC00001-UP (MACHINE)
627K Wheel Tractor-Scraper WTN00001-UP (MACHINE)
980H Wheel Loader PF800001-UP (MACHINE) POWERED BY C15 Engine
980M Wheel Loader N8T00001-UP (MACHINE) POWERED BY C13 Engine
980L Wheel Loader D8Z00001-UP (MACHINE) POWERED BY C13 Engine
637K Wheel Tractor Scraper WTS00001-UP (MACHINE)
637K Wheel Tractor Scraper WTT00001-UP (MACHINE)
637K Wheel Tractor Scraper WTX00001-UP (MACHINE)


Parts ring Caterpillar catalog:

3S2909 RING
24H, 24M, 770, 772, 772B, 773, 773B, 773D, 773E, 773F, 775B, 775D, 775F, 776C, 776D, 777, 777B, 777D, 777F, PM-201, PM-565, PM-565B
1982643 RING-BACKUP
1390, 2590, 322B L, 325B L, 325C, 325C FM, 325C L, 325D FM, 325D FM LL, 325D MH, 330B L, 330C FM, 330D FM, 345B, 345B II, 345B II MH, 345C, 345C L, 345C MH, 541, 541 2, 551, 552, 552 2, 568 FM LL, 725...
1550385 RING-CLAMP
725C, 730C, 735, 735B, 740, 740B, D350E II, D400E II
1424004 RING-SEAL
725, 725C, 730
9J4963 RING
120G, 120H, 120H ES, 120H NA, 120K, 120K 2, 120M, 120M 2, 12G, 12H, 12H ES, 12H NA, 12K, 12M, 12M 2, 12M 3, 12M 3 AWD, 130G, 135H, 135H NA, 140G, 140H, 140H ES, 140H NA, 140K, 140K 2, 140M, 140M 2, 14...
6G6272 RING-SEAL
16G, 16H, 16H NA, 24H, 24M, 515, 525
5J0058 RING
824C, 824S, 834B, 834H
2P9419 RING
345C, 345C L, 365C, 365C L, 365C L MH, 374D L, 374F L, 385C, 385C FS, 385C L, 385C L MH, 390D, 390D L, 390F L, D10, D9G, D9H
1T0569 RING
824, 824B, 834
0651153 RING-SNAP
120G, 120H, 12G, 12H, 12H NA, 130G, 140G, 140H, 140H NA, 14G, 14H, 14H NA, 160G, 16G, 16H, 16H NA, 24H
9J2935 RING-RETAINING
120G, 120H, 12G, 12H, 12H NA, 130G, 140G, 140H, 140H NA, 14G, 14H, 14H NA, 160G, 16G, 16H, 16H NA, 24H
1P9216 RING-SEAL
120G, 12G, 130G, 140G, 14G, 14H, 14H NA, 160G, 16G, 16H, 16H NA, 65C, 65E, 725, 725C, 730, 75, 75C, 75D, 75E, 85C, 85D, 85E, 95E, C9, D8L, TH31-E61, TH35-C11I, TH35-C13I, TH35-C13T, TH35-C15I, TH35-C1...
0067241 RING
65, 65C, 65E, 75, 75C, 75D, 75E, 85C, 85D, 85E, 95E
6J7836 RING-SNAP
231D, 235, 235D, 245, 578, 589, 65, 65C, 65E, 75C, 75D, 75E, 85C, 85D, 85E, 943, 953, 953B, 95E, 963, 963B, 973, 988B, 992, 992C, D10N, D11N, D11R, D7E, D7E LGP, D8L, D8N, D8R, D8R II, D9L, D9N, D9R, ...
3L6917 RING-RETAINING
621, 621B, 621E, 621F, 621G, 621H, 621K, 621R, 623, 623E, 623F, 623G, 623H, 623K, 623K LRC, 627E, 627F, 627G, 627H, 627K, 627K LRC, 631C, 631E, 631G, 633E II, 637D, 637E, 637G, 641B, 65, 650B, 651E, 6...
4M0736 RING-SEALING
16, 24H, 24M, 589, 594, 594H, 630B, 631B, 631C, 631D, 633, 633C, 633D, 637D, 639D, 641, 641B, 65, 651, 65C, 75, 75C, 75D, 768B, 769, 776C, 776D, 777, 777B, 777D, 777F, 824C, 834, 85C, 85D, 953, 953B, ...
7G4822 RING-SEAL
120H, 120H ES, 120H NA, 120K, 120K 2, 120M, 120M 2, 12H, 12H ES, 12H NA, 12K, 12M, 12M 2, 12M 3, 12M 3 AWD, 135H, 135H NA, 140H, 140H ES, 140H NA, 140K, 140K 2, 140M, 140M 2, 140M 3, 140M 3 AWD, 143H,...
9F3823 RING-SEAL
120B, 12E, 12F, 140, 140B, 14E, 518, 518C, 528, 528B, 530B, 583H, 631E, 637E, 641B, 65, 650B, 651E, 657E, 657G, 65C, 65E, 69D, 735, 735B, 740, 740B, 75, 75C, 75D, 75E, 768C, 769C, 769D, 770, 770G, 770...
5P9862 RING
65, 65C, 65E, 75, 75C, 75D, 75E, 85C, 85D, 85E, 95E, 966K, 966M XE, 972M XE, D350E, D350E II, D35HP, D3B, D400, D400E, D40D, D4H, D5H, D6H, D7H
6P7773 RING-SEAL
517, 527, 561M, 561N, 613C, 613C II, 613G, 65, 65C, 65E, 75, 75C, 75D, 75E, 85C, 85D, 85E, 936, 936F, 950B, 950B/950E, 950F, 950F II, 950G, 950G II, 950H, 950K, 95E, 960F, 962G, 962G II, 962H, 962K, 9...
7G5675 RING-SEAL
517, 527, 561M, 561N, 613C, 613C II, 613G, 65, 65C, 65E, 75, 75C, 75D, 75E, 85C, 85D, 85E, 936, 936F, 950B, 950B/950E, 950F, 950F II, 950G, 950G II, 950H, 950K, 95E, 960F, 962G, 962G II, 962H, 962K, 9...
4H7925 RING-METAL SEAL
30/30, 611, 615, 615C, 65, 65C, 65E, 75, 75C, 75D, 75E, 772, 773, 85C, 85D, 85E, 95E, 994, 994D, 994F, 994H, D10, D11N, D11R, D11T, D250B, D250E, D250E II, D25C, D25D, D300B, D300E, D300E II, D5H, D9E...
1022176 RING-LOCK
65, 65C, 65E, 75, 75C, 75D, 75E, 85C, 85D, 85E, 95E
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