3126B Fuel Injector Nozzles | Befrag Diesel Nozzle Tips for CAT 177-4754 / 177-4752 / 10R1257

High-performance Befrag diesel fuel nozzles for CAT 3126B injectors. Choose from 3 precision types matching 177-4754, 177-4752, 10R0782, and over 60 other injector models.

 

 

The CAT 3126B injector nozzle series from Befrag is engineered with precision to ensure reliable performance and long service life in Caterpillar diesel engines. Befrag nozzles are widely used in injector remanufacturing and diesel maintenance industries due to their high dimensional accuracy, consistent spray pattern, and durability.

This series includes three nozzle variants, each tailored for a specific injector type used in CAT 3126B/3126E engines. Whether for heavy-duty excavators, wheel loaders, or motor graders, Befrag nozzles deliver dependable fuel atomization to keep your engine performing at its best.

 

 

✅ OEM Precision Fitment – Matches CAT standards for exact replacement
✅ Durable Steel Construction – Made from heat-treated alloy for longevity
✅ Consistent Spray Performance – Engineered for stable combustion and power
✅ Tested for Pressure & Flow – Supports up to 1800 bar system pressure
✅ Ideal for Injector Rebuilds – Suitable for remanufacturing and repair applications

 

 

Part No.	Description	Hole Count × Dia. (mm)	Length (L)	Tip Diameter (⌀)
3126-4754	Nozzle for 177-4754 Injector	6 × 0.160	40.8 mm	8.16 mm
3126-4752	Nozzle for 177-4752 Injector	6 × 0.150	40.8 mm	8.16 mm
3126-003	Nozzle for Custom Fitment	7 × 0.170	32.8 mm	7.00 mm

 

 

These nozzles are suitable for use with CAT 3126B and 3126E engines commonly found in the following applications:

• Excavators: CAT 322C, 325C, M325C
• Dozers: CAT D5N, D6N
• Motor Graders: CAT 120H, 135H
• Wheel Loaders: CAT 950G II, 962G II, 938G II
• Track Loaders: CAT 953C, 963C
• Tool Carriers: CAT IT38G II, IT62G II
• Other Equipment: CAT 561N Pipe Layers, 570B/580B Harvesters

 

 

Befrag's 3126B nozzles are interchangeable with the following Caterpillar injector models (including OEM and remanufactured types):

104-3377	153-5938	178-0199	0R-9348	232-1172
0R-8786	20R-4148	10R-0782	232-1171	10R-1265
138-8756	173-4061	196-1401	10R-1267	135-5459
173-4059	177-4754	218-4109	4CR0197	169-7410
177-4753	191-3005	232-1168	131-7150	177-4752
188-1320	204-2467	2C0273	169-7411	180-7431
198-7912	232-1167	128-6601	174-7528	198-6877
222-5967	20R-5392	155-8723	20R-0759	20R-4147
10R-9238	232-1183	173-9272	179-6020	222-5972
0R-9349	10R-1266	178-6342	20R-0760	0R-9350
232-1175	116-3526	10R-1257	198-6605	10R-9239
10R-1262	155-1819	196-4229	222-5966	232-1173
111-7916	173-9267	222-5965	10R-0781	0R-9803

 

Whether you're replacing 10R1257, 10R0782, or 232-1167, Befrag nozzles from Abosede offer exact-fit solutions that meet or exceed original equipment standards.

 

 

• Packing: Individually sealed with rust-proof coating, 10 pieces per box
• Box Size: 15 × 10 × 5 cm (10 pcs)
• Dispatch: Ready-to-ship from Abosede warehouse

 

 

 

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