1957939 SEAL-LIP TYPE Caterpillar parts
W345B II, W345C MH  
 
 
Rating:
 Alternative (cross code) number:
CA1957939
195-7939
1957939
 
CA1957939
195-7939
1957939
 
 
  Weight: 6 pounds 2 kg. 
 
Information:
AXIAL WIDTH 
19.05 
mm
 
BORE DIAMETER 
881.08 
mm
 
CONSTRUCTION TYPE 
SB  
 
SEAL OD 
881.28 
mm
 
SHAFT OD 
838.2 
mm
 
PRESSURE RATING 
35 KPA  
 
ROTATING DIRECTION 
BI  
 WHEELED EXCAVATOR,
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Information:
Illustration 1 g00631670Note: Information is for cylinder blocks that are equipped with piston cooling jets. (1) Tighten the piston cooling jets to the following torque. ... 27 N m (20 lb ft) (2) Diameter of rod ... 1.70 mm (0.067 inch) (3) Cylinder block Note: Ensure that the piston cooling jet is positioned correctly on the dowel in the cylinder block (not shown).Use the following procedure in order to ensure the correct alignment of the piston cooling jet:
Insert rod (2) into the end of the piston cooling jet. Rod (2) should protrude out of the top of the cylinder block.
Use the following dimensions to locate the center point of diameter (C). Dimension (A) ... 33 mm (1.3 inch)Dimension (B) ... 21 mm (0.8 inch)Diameter (C) ... 14 mm (0.6 inch)Note: Dimension (A) and dimension (B) are tangent to the cylinder bore.
Position rod (2) within diameter (C).
Caterpillar parts catalog:
Parts seal Caterpillar catalog:
 4K1388
SEAL-O-RING
 
120G, 120H, 120H ES, 120H NA, 120K, 120K 2, 120M, 120M 2, 12F, 12G, 12H, 12H ES, 12H NA, 12K, 12M, 12M 2, 12M 3, 12M 3 AWD, 130G, 135H, 135H NA, 140, 140G, 140H, 140H ES, 140H NA, 140K, 140K 2, 140M, ...
 
120G, 120H, 120H ES, 120H NA, 120K, 120K 2, 120M, 120M 2, 12F, 12G, 12H, 12H ES, 12H NA, 12K, 12M, 12M 2, 12M 3, 12M 3 AWD, 130G, 135H, 135H NA, 140, 140G, 140H, 140H ES, 140H NA, 140K, 140K 2, 140M, ...
 0336043
SEAL-O-RING
 
120H, 120M, 120M 2, 12H, 12M, 12M 2, 12M 3, 12M 3 AWD, 135H, 140H, 140M, 140M 2, 140M 3, 140M 3 AWD, 143H, 14H, 14M, 160H, 160M, 160M 2, 160M 3, 160M 3 AWD, 163H, 16H, 246C, 246D, 2470C, 24H, 24M, 256...
 
120H, 120M, 120M 2, 12H, 12M, 12M 2, 12M 3, 12M 3 AWD, 135H, 140H, 140M, 140M 2, 140M 3, 140M 3 AWD, 143H, 14H, 14M, 160H, 160M, 160M 2, 160M 3, 160M 3 AWD, 163H, 16H, 246C, 246D, 2470C, 24H, 24M, 256...
 6F4855
SEAL-O-RING
 
10 FT, 1090, 10B, 1140, 1145, 1150, 1160, 1190, 1190T, 120G, 120H, 120H ES, 120H NA, 120K, 120K 2, 120M, 120M 2, 1290T, 12G, 12H, 12H ES, 12H NA, 12K, 12M, 12M 2, 12M 3, 12M 3 AWD, 130G, 135H, 135H NA...
 
10 FT, 1090, 10B, 1140, 1145, 1150, 1160, 1190, 1190T, 120G, 120H, 120H ES, 120H NA, 120K, 120K 2, 120M, 120M 2, 1290T, 12G, 12H, 12H ES, 12H NA, 12K, 12M, 12M 2, 12M 3, 12M 3 AWD, 130G, 135H, 135H NA...
 6K6307
SEAL-O-RING
 
120M, 120M 2, 12G, 12M, 12M 2, 12M 3, 12M 3 AWD, 140G, 140M, 140M 2, 140M 3, 140M 3 AWD, 14G, 14M, 160M, 160M 2, 160M 3, 160M 3 AWD, 16G, 16M, 191, 215B, 215D, 225, 225D, 227, 229, 229D, 231D, 235B, 2...
 
120M, 120M 2, 12G, 12M, 12M 2, 12M 3, 12M 3 AWD, 140G, 140M, 140M 2, 140M 3, 140M 3 AWD, 14G, 14M, 160M, 160M 2, 160M 3, 160M 3 AWD, 16G, 16M, 191, 215B, 215D, 225, 225D, 227, 229, 229D, 231D, 235B, 2...
 6V4367
SEAL-O-RING
 
140H, 143H, 14H, 160H, 163H, 16H, 3176, 3176B, 3176C, 3196, 3406E, 345B, 345B II, 345B II MH, 345B L, 35, 3606, 3608, 3612, 3616, 365B, 365B II, 365B L, 45, 480, 55, 572R II, 65E, 725, 730, 75, 75C, 7...
 
140H, 143H, 14H, 160H, 163H, 16H, 3176, 3176B, 3176C, 3196, 3406E, 345B, 345B II, 345B II MH, 345B L, 35, 3606, 3608, 3612, 3616, 365B, 365B II, 365B L, 45, 480, 55, 572R II, 65E, 725, 730, 75, 75C, 7...
 9X7557
SEAL-O-RING
 
120H, 135H, 3126B, 3126E, 3176, 3176B, 3176C, 3196, 325C, 345B, 345B II, 345B II MH, 345B L, 365B, 365B II, 365B L, 561N, 580B, 725, 730, 75, 75C, 85C, 85D, 910G, 938G II, 953C, 963C, 972G II, C-10, C...
 
120H, 135H, 3126B, 3126E, 3176, 3176B, 3176C, 3196, 325C, 345B, 345B II, 345B II MH, 345B L, 365B, 365B II, 365B L, 561N, 580B, 725, 730, 75, 75C, 85C, 85D, 910G, 938G II, 953C, 963C, 972G II, C-10, C...
 3505417
SEAL-WATER PUMP
 
120H, 120H ES, 120H NA, 12H, 12M 2, 12M 3, 12M 3 AWD, 135H, 135H NA, 140H, 140M, 140M 2, 140M 3, 140M 3 AWD, 143H, 14H, 160H, 160M, 160M 2, 160M 3, 160M 3 AWD, 163H, 16H, 2290, 2390, 2391, 2491, 2590,...
 
120H, 120H ES, 120H NA, 12H, 12M 2, 12M 3, 12M 3 AWD, 135H, 135H NA, 140H, 140M, 140M 2, 140M 3, 140M 3 AWD, 143H, 14H, 160H, 160M, 160M 2, 160M 3, 160M 3 AWD, 163H, 16H, 2290, 2390, 2391, 2491, 2590,...
 1694166
SEAL GP-CRANKSHAFT
 
140H, 143H, 14H, 14M, 160H, 163H, 16M, 3176C, 3196, 345B, 345B II, 345C, 345C L, 345C MH, 345D, 345D L, 345D L VG, 349D, 349D L, 349E, 349E L, 349E L HVG, 349E L VG, 480, 621H, 621K, 623H, 623K, 623K ...
 
140H, 143H, 14H, 14M, 160H, 163H, 16M, 3176C, 3196, 345B, 345B II, 345C, 345C L, 345C MH, 345D, 345D L, 345D L VG, 349D, 349D L, 349E, 349E L, 349E L HVG, 349E L VG, 480, 621H, 621K, 623H, 623K, 623K ...
 9X7430
SEAL-O-RING
 
14M, 16M, 24M, 3406E, 3456, 345C, 345C L, 345C MH, 345D, 345D L, 345D L VG, 349D, 349D L, 349E, 349E L, 349E L HVG, 349E L VG, 349F L, 3516B, 365C, 365C L, 365C L MH, 374D L, 374F L, 385B, 385C, 385C ...
 
14M, 16M, 24M, 3406E, 3456, 345C, 345C L, 345C MH, 345D, 345D L, 345D L VG, 349D, 349D L, 349E, 349E L, 349E L HVG, 349E L VG, 349F L, 3516B, 365C, 365C L, 365C L MH, 374D L, 374F L, 385B, 385C, 385C ...
 1297925
SEAL-LIP TYPE
 
318C, 319C, 320C, 320C FM, 320C L, 320D, 320D FM, 320D FM RR, 320D L, 320D LN, 320D LRR, 320D RR, 321C, 321D LCR, 322C, 322C FM, 323D L, 323D LN, 324D, 324D FM, 324D FM LL, 324D L, 324D LN, 325C, 325C...
 
318C, 319C, 320C, 320C FM, 320C L, 320D, 320D FM, 320D FM RR, 320D L, 320D LN, 320D LRR, 320D RR, 321C, 321D LCR, 322C, 322C FM, 323D L, 323D LN, 324D, 324D FM, 324D FM LL, 324D L, 324D LN, 325C, 325C...
 9X4600
SEAL-LIP TYPE
 
312D2, 330B L, 345B, 345B II, 345B II MH, 345B L, 345C, 345C L, 345C MH, 345D, 345D L, 345D L VG, 349D, 349D L, 349E, 349E L, 349E L VG, 349F L, 350, 350 L, 365B, 365B II, 365B L, 365C, 365C L, 365C L...
 
312D2, 330B L, 345B, 345B II, 345B II MH, 345B L, 345C, 345C L, 345C MH, 345D, 345D L, 345D L VG, 349D, 349D L, 349E, 349E L, 349E L VG, 349F L, 350, 350 L, 365B, 365B II, 365B L, 365C, 365C L, 365C L...
 2069301
SEAL-O-RING
 
330D, 330D FM, 330D L, 330D LN, 330D MH, 336D, 336D L, 336D LN, 336D2, 336D2 L, 336E, 336E HVG, 336E L, 336E LN, 340D L, 340D2 L, 345C, 345C L, 345C MH, 345D, 345D L, 345D L VG, 349D, 349D L, 349E, 34...
  
330D, 330D FM, 330D L, 330D LN, 330D MH, 336D, 336D L, 336D LN, 336D2, 336D2 L, 336E, 336E HVG, 336E L, 336E LN, 340D L, 340D2 L, 345C, 345C L, 345C MH, 345D, 345D L, 345D L VG, 349D, 349D L, 349E, 34...
 1761170
SEAL-LIP TYPE
 
W345B II, W345C MH
 
W345B II, W345C MH
 1761169
SEAL-LIP TYPE
 
W345B II
 
W345B II
 1873900
SEAL-LIP TYPE
 
W345B II, W345C MH
 
W345B II, W345C MH
 1863724
SEAL-SHAFT
 
W330B
 
W330B
 1863704
SEAL-PISTON
 
W330B
 
W330B
 1863699
SEAL
 
W330B
  
W330B
 1952891
SEAL
 
W345B II, W345C MH
 
W345B II, W345C MH
 1952874
SEAL
 
W345B II, W345C MH
 
W345B II, W345C MH
 1952967
SEAL
 
W345B II, W345C MH
 
W345B II, W345C MH
 1952861
SEAL
 
W345B II, W345C MH
 
W345B II, W345C MH
 1952855
SEAL
 
W345B II, W345C MH
 
W345B II, W345C MH
 1952851
SEAL
 
W345B II, W345C MH
 
W345B II, W345C MH
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
