PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

P265Pump Assembly

B & G Equipment Company · NSN 3740-00-514-0423 · FSC 3740 · No Item Name Available
Verified by PartsTable
NSN 3740-00-514-0423 — this item is cataloged by the U.S. Government under National Stock Number 3740-00-514-0423. Primary manufacturer part number: P265.
Features
  • Pump Assembly — FSC 3740
  • General Characteristics Item Description: CONSISTS OF PV-266 CHECK VALVE; PO-267 PUMP CYLINDER,BRASS; P-268 KOROSEAL TANK GASKET; P-269 PLUNGER NUT,BRASS; P-269A LOCK NUT,BRASS; NP-270 FRONT PLATE CUP SPREADER; NP-271 CUP LEATHER; P-272 BACK PLATE,BRASS; PO-273 PLUNGER ROD,STAINLESS STEEL; P-274 BRASS CAP; P-275 BRASS HANDLE; P-276 S.S. PLUNGER LOCK SPRING A
  • 2 verified cross-references
  • Primary manufacturer: B & G Equipment Company
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump Assembly, cataloged under National Stock Number 3740-00-514-0423, is classified within Federal Supply Class 3740 (No Item Name Available) of the Agricultural Machinery and Equipment group. The primary manufacturer of record is B & G Equipment Company. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3740-00-514-0423
Primary Part NumberP265
Item NamePump Assembly
FSC / FSG3740 / 37 — No Item Name Available
ManufacturerB & G Equipment Company
StatusCANCELLED
General Characteristics Item DescriptionCONSISTS OF PV-266 CHECK VALVE; PO-267 PUMP CYLINDER,BRASS; P-268 KOROSEAL TANK GASKET; P-269 PLUNGER NUT,BRASS; P-269A LOCK NUT,BRASS; NP-270 FRONT PLATE CUP SPREADER; NP-271 CUP LEATHER; P-272 BACK PLATE,BRASS; PO-273 PLUNGER ROD,STAINLESS STEEL; P-274 BRASS CAP; P-275 BRASS HANDLE; P-276 S.S. PLUNGER LOCK SPRING A
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
2940-00-403-010051049 INTERCHANGEABLE
Filter Element,fluid
Wix Corp
5961-01-123-1359 INTERCHANGEABLE
Semiconductor Device,thyristor
3465-01-131-9623P26-5U INTERCHANGEABLE
Bushing,drill,jig
Mjt Holdings Llc
1670-01-431-4445P2650 INTERCHANGEABLE
Pilot Chute
Para-Gear Equipment Co
Cross-Reference Index
Part NumberManufacturer
P265 PRIMARY B & G Equipment Company (USA)
P0265 PRIMARY B & G Equipment Company (USA)
Related Parts
2940-00-403-0100INTERCHANGEABLE
FILTER ELEMENT,FLUID
51049
5961-01-123-1359INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
3465-01-131-9623INTERCHANGEABLE
BUSHING,DRILL,JIG
P26-5U
1670-01-431-4445INTERCHANGEABLE
PILOT CHUTE
P2650

Frequently Asked Questions

What is NSN 3740-00-514-0423?

NSN 3740-00-514-0423 is a Pump Assembly, manufactured by B & G Equipment Company, classified under FSC 3740 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3740-00-514-0423?

NSN 3740-00-514-0423 has 2 cross-referenced part numbers: P265 (B & G Equipment Company), P0265 (B & G Equipment Company).

What NSN replaces 3740-00-514-0423?

There are 4 known substitutes for 3740-00-514-0423: 2940-00-403-0100, 5961-01-123-1359, 3465-01-131-9623 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of P265?

Key specifications for P265: General Characteristics Item Description: CONSISTS OF PV-266 CHECK VALVE; PO-267 PUMP CYLINDER,BRASS; P-268 KOROSEAL TANK GASKET; P-269 PLUNGER NUT,BRASS; P-269A LOCK NUT,BRASS; NP-270 FRONT PLATE CUP SPREADER; NP-271 CUP LEATHER; P-272 BACK PLATE,BRASS; PO-273 PLUNGER ROD,STAINLESS STEEL; P-274 BRASS CAP; P-275 BRASS HANDLE; P-276 S.S. PLUNGER LOCK SPRING A. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3740-00-514-0423 still in active supply?

NSN 3740-00-514-0423 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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