KIT-SEAL 2774178 - Caterpillar

2774178 KIT-SEAL Caterpillar parts 304C CR, 305D CR, 305E

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Alternative (cross code) number:
CA2774178
277-4178
2774178

Weight: 0.36 pounds 0 kg.

Buy KIT-SEAL 2774178 Caterpillar genuine, new aftermarket tractor parts with delivery
MINI HYD EXCAVATOR,

Compatible equipment models: 2774178:

MINI HYD EXCAVATOR 304C CR 305D CR 305E Caterpillar

Number on catalog scheme:

Caterpillar 2774178 Parts scheme KIT-SEAL

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Information:

Illustration 1 g03595417
Current return check valve (1) Bolt (2) Spring holder (3) Nut (4) Plug
Illustration 2 g03595418
Improved return check valve (1) Bolt (2) Spring holder (4) PlugRefer to Table 1 for the part number of the improved return check valve.
Table 1
Part Numbers for Improved Return Check Valve
New Part Number Description Former Part Number Description
455-3961 Check Valve Gp 335-0300 Check Valve Gp Rework Improvements
Bolt:
Change bolt material from "S45C" to "SCM435" to increase stress limit.
Eliminate bolt thread to reduce stress concentration on pin.Nut:
Eliminate nut from return check valve setup.Spring Holder:
Reduce width of internal machining needed to contain the improved bolt.Plug:
Reduce internal dimension to prevent the spring holder from moving.

Caterpillar parts catalog:

Caterpillar parts catalog
Product:

304 C CR Mini Hydraulic Excavator FPK00001-UP (MACHINE) POWERED BY S4Q2T Engine

266-6978: CYLINDER GP-BLADE » (BLADE CYLINDER) SEBP44620196
293-7159: CYLINDER GP-BLADE » (BLADE CYLINDER) SEBP44620199

305D Mini Hydraulic Excavator XER00001-UP (MACHINE) POWERED BY S4Q2T Engine

293-7159: CYLINDER GP-BLADE » (BLADE CYLINDER) SEBP45810146

305E Mini Hydraulic Excavator XFA00001-UP (MACHINE) POWERED BY C2.4 Engine

371-2452: CYLINDER GP-BLADE » (BLADE CYLINDER) SEBP59810170

305E Mini Hydraulic Excavator WDL00001-UP (MACHINE)

371-2452: CYLINDER GP-BLADE » (BLADE CYLINDER) SEBP64470161

305E Mini Hydraulic Excavator XSC00001-UP (MACHINE)

371-2452: CYLINDER GP-BLADE » (BLADE CYLINDER) SEBP64480171

Parts kit Caterpillar catalog:

3620288 KIT-SERVICE METER
120K, 120K 2, 12K, 140K, 140K 2, 160K, 303.5C, 303.5D, 303.5E, 303C CR, 304C CR, 304D CR, 304E, 305.5D, 305.5E, 305C CR, 305D CR, 305E, 306E, 307D, 308D, 308E, 308E CR, 3176C, 3196, 3208, 320D, 320D F...

3664622 KIT-SERVICE METER
120K, 120K 2, 12K, 140K, 140K 2, 160K, 303.5E, 303E CR, 304E, 305.5E, 305E, 307E, 308E, 308E2 CR, 311D LRR, 311F LRR, 312D, 312D L, 312D2, 312D2 GC, 312D2 L, 312E, 312E L, 313D, 313D2, 313D2 LGP, 314D...

1028805 KIT-RECEPTACLE
216, 216B, 216B3, 226B, 226B3, 228, 232B, 236, 236B, 236B3, 236D, 242B, 242B3, 242D, 246C, 246D, 247, 247B, 247B3, 248, 252B, 252B3, 256C, 257B, 257B3, 257D, 259B3, 259D, 262C, 262C2, 262D, 267, 267B,...

1552271 KIT-CONNECTING PLUG
216, 216B, 216B3, 226B, 226B3, 228, 232B, 236, 236B, 236B3, 236D, 242B, 242B3, 242D, 246C, 246D, 247, 247B, 247B3, 248, 252B, 252B3, 256C, 257B, 257B3, 257D, 259B3, 259D, 262C, 262C2, 262D, 267, 267B,...

1028804 KIT-RECEPTACLE
216, 216B, 216B3, 226B, 226B3, 228, 232B, 236, 236B, 236B3, 236D, 242B, 242B3, 242D, 246C, 246D, 247, 247B, 247B3, 248, 252B, 252B3, 256C, 257B, 257B3, 257D, 259B3, 259D, 262C, 262C2, 262D, 267, 267B,...

2350354 KIT-SEAL
303, 303.5C, 303.5D, 303.5E, 303C CR, 303E CR, 304C CR, 304D CR, 304E, 305.5D, 305.5E, 305C CR, 305D CR, 305E, 414E, 416B, 416C, 416D, 416E, 420D, 422E, 424D, 426C, 428C, 428D, 428E, 430D, 432D, 432E,...

1288614 KIT-SEAL
120H, 120H ES, 120H NA, 135H, 135H NA, 216, 216B, 216B3, 226B, 226B3, 232B, 236, 236B, 236B3, 242B, 242B3, 246C, 247B, 247B3, 252B, 252B3, 256C, 257B, 257B3, 259B3, 262C, 262C2, 267B, 268B, 272C, 277C...

1214480 KIT-WATER BASE
120H, 120H ES, 120H NA, 135H, 135H NA, 216, 216B, 216B3, 226B, 226B3, 228, 232B, 236, 242B, 247, 247B, 247B3, 248, 257B, 267, 30/30, 301.5, 301.6C, 301.7D, 301.7D CR, 302.2D, 302.4D, 302.5, 302.5C, 30...

3017292 KIT-SERVICE METER
140G, 303.5C, 303C CR, 304C CR, 305C CR, 312D, 312D L, 314D LCR, 315D L, 319D LN, 320D, 320D FM, 320D FM RR, 320D L, 320D LRR, 320D RR, 321D LCR, 322C FM, 323D L, 323D LN, 323D SA, 324D FM, 324D FM LL...