3S3978 SEAL Caterpillar parts
16, 1693, 631C, 633C, 641B, 650B, 657, 657B, 769, 772, 773, 777, 824B, 834, 983, 988, 992, D10, D343, D346, D348, D349, G343
Rating:
Alternative (cross code) number:
CA3S3978
3S-3978
3S3978
CA3S3978
3S-3978
3S3978
Weight: 0.02 pounds 0 kg.
Information:
CROSS SECTION DIAMETER
4.88
mm
ID
139.8
mm
MATERIAL
(EPDM) 70 Duro
OD
0
mm
GAS ENGINE, WHEEL TRACTOR,
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$14.50
30 Jun 2022
US: # 1 Quality Par
Aftermarket replacement 3S3978 Cat Seal - O-Ring
Generic P004240, 1M7073, 3S3978, 5P2425, M-3S3978, 3S3978, Cat Seal - O-Ring, Cat, Seal, O-Ring 3S3978, Cat
Generic P004240, 1M7073, 3S3978, 5P2425, M-3S3978, 3S3978, Cat Seal - O-Ring, Cat, Seal, O-Ring 3S3978, Cat
$8.77
02 Mar 2022
US: Florida-Parts-Z
1M7073 - O Ring 3S3978 5P2425 fits Caterpillar (CAT)
FIRST PRICE PARTS
FIRST PRICE PARTS
$8.77
02 Mar 2022
US: Florida-Parts-Z
5P2425 - O Ring 1M7073 3S3978 fits Caterpillar (CAT)
FIRST PRICE PARTS
FIRST PRICE PARTS
Number on catalog scheme:
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Compatible equipment models: 3S3978:
Information:
There may be several specific safety messages on your engine. The exact location and a description of the messages are reviewed in this section. Become familiar with all of the messages.Ensure that all of the messages are legible. Clean the messages or replace the messages if the words cannot be read or if the illustrations are not visible. Use a cloth, water, and soap for cleaning the messages. Do not use solvents, gasoline, or other harsh chemicals. Solvents, gasoline, or harsh chemicals could loosen the adhesive that secures the messages. The messages that are loosened could drop off the engine.Replace any message that is damaged or missing. If a message is attached to a part of the engine that is replaced, install a new message on the replacement part. Your Cat dealer can provide new messages.
Do not operate or work on this engine unless you have read and understand the instructions and warnings in the Operation and Maintenance Manual. Failure to follow the instructions or heed the warnings could result in injury or death. Contact any Caterpillar dealer for replacement manuals. Proper care is your responsibility.
Illustration 1 g03331458
Illustration 2 g03317542Universal Warning (1)This safety message is located on the right and left side of the terminal box. This safety message is also located on cylinders 1, 2, 11, and 12 valve cover rocker bases.
Illustration 3 g01370904
Do not operate or work on this equipment unless you have read and understand the instructions and warnings in the Operation and Maintenance Manual. Failure to follow the instructions or heed the warnings could result in injury or death. Contact any Cat dealer for replacement manuals. Proper care is your responsibility.
Hot Surface (2)This safety message is located on each side of the generator on the stator cover. This message is located on the oil cooler. This message is located on the right side of the engine on the crankcase cover near the middle of the engine. This message is also located on each side of the radiator.
Illustration 4 g01384734
Hot parts or hot components can cause burns or personal injury. Do not allow hot parts or components to contact your skin. Use protective clothing or protective equipment to protect your skin.
Electrocution (3)
This safety message is located on the right and left side of the terminal box.
Illustration 5 g01392482
Do not connect the generator to a utility electrical distribution system unless it is isolated from the system. Electrical feedback into the distribution system can occur and could cause personal injury or death.Open and secure the main distribution switch, or if the connection is permanent, install a double throw switch to prevent electrical feedback. Some generators are specifically approved by a utility to run in parallel with the distribution system and isolation may not be required. Always check with your utility for the applicable circumstances.
Automatic Starting (4)This safety message is located on the right and left side of the terminal box.
Illustration 6 g01392484
When the engine is in the AUTOMATIC mode, the engine can start at any moment. To avoid personal injury, always
Do not operate or work on this engine unless you have read and understand the instructions and warnings in the Operation and Maintenance Manual. Failure to follow the instructions or heed the warnings could result in injury or death. Contact any Caterpillar dealer for replacement manuals. Proper care is your responsibility.
Illustration 1 g03331458
Illustration 2 g03317542Universal Warning (1)This safety message is located on the right and left side of the terminal box. This safety message is also located on cylinders 1, 2, 11, and 12 valve cover rocker bases.
Illustration 3 g01370904
Do not operate or work on this equipment unless you have read and understand the instructions and warnings in the Operation and Maintenance Manual. Failure to follow the instructions or heed the warnings could result in injury or death. Contact any Cat dealer for replacement manuals. Proper care is your responsibility.
Hot Surface (2)This safety message is located on each side of the generator on the stator cover. This message is located on the oil cooler. This message is located on the right side of the engine on the crankcase cover near the middle of the engine. This message is also located on each side of the radiator.
Illustration 4 g01384734
Hot parts or hot components can cause burns or personal injury. Do not allow hot parts or components to contact your skin. Use protective clothing or protective equipment to protect your skin.
Electrocution (3)
This safety message is located on the right and left side of the terminal box.
Illustration 5 g01392482
Do not connect the generator to a utility electrical distribution system unless it is isolated from the system. Electrical feedback into the distribution system can occur and could cause personal injury or death.Open and secure the main distribution switch, or if the connection is permanent, install a double throw switch to prevent electrical feedback. Some generators are specifically approved by a utility to run in parallel with the distribution system and isolation may not be required. Always check with your utility for the applicable circumstances.
Automatic Starting (4)This safety message is located on the right and left side of the terminal box.
Illustration 6 g01392484
When the engine is in the AUTOMATIC mode, the engine can start at any moment. To avoid personal injury, always
Cat SIS web machinery list:
Parts seal Caterpillar catalog:
D10, D11N, D11R, D11T
D10, D11N, D11R, D11T
D10, D11N, D11R, D11T
120B, 12E, 140, 140B, 14E, 16, 824, 834
10, 10S, D10, D11N
120G, 120H, 120H ES, 120H NA, 120K, 120K 2, 120M, 120M 2, 12E, 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 ...
12G, 12H, 12H ES, 12H NA, 12K, 130G, 140G, 140H, 140H ES, 140H NA, 140K, 140K 2, 143H, 16, 160G, 160H, 160H ES, 160H NA, 160K, 163H, 163H NA
14E, 16
14E, 16
12E, 16
14E, 16
16
12E, 16, 16G, 16H, 16H NA, 3508, 5230, 5230B, 55, 589, 621, 621B, 627B, 633, 641B, 651, 651B, 657B, 666, 854G, 963, 963B, 973, 973C, 980, 992, 992G, D10, D10N, D11N, D11R, D348, D6D, D8H, D8L, D9G, D9...
7F3211
SEAL
44, D348
44, D348
1676, 245, 572R II, 583T, 587T, 627, 627B, 627E, 627F, 627G, 637, 637B, 637D, 637E, 637G, 639D, 641B, 650B, 772, 777, 793D, 793F, 793F CMD, 793F OEM, 793F-XQ, 795F AC, 795F XQ, 797, 797B, 797F, 992, D...
6L9715
SEAL
3304, D330A, D330B
3304, D330A, D330B
7L7552
SEAL ASSEM.
1673C, 3306, G3306
1673C, 3306, G3306
1673C, 3306, 621, G3306
7L2178
SEAL
D348, D353C
D348, D353C
7L2177
SEAL
D348, D353C
D348, D353C
1N6000
SEAL
D346, D348
D346, D348
776C, 776D, 777B, 777D, 777F, 777G, 784B, 784C, 785, 785B, 785C, 785D, 793F, 793F CMD, 793F OEM, 793F-XQ, 854G, 854K, 992G, 992K, 993K, D25C, D346, D348, SPF343C, TH48-E70, TH48-E80
1673, 1673B, 1673C, 1676, 1693, 3306, 931B, 933, 939, D3, D336, D343, D346, D353C, D3B, D3C III, D4C III, D5C, D5C III, G343, RM-300, RM-350B, RM-500
120G, 12E, 12G, 130G, 140G, 16, 160G, 1676, 320, 320 L, 320B, 320B U, 320N, 321B, 322, 322 FM L, 322 LN, 322B, 322B L, 322B LN, 325, 325 FM L, 325 L, 325 LN, 325B, 325B L, 330D, 330D FM, 330D L, 330D ...