PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

251250Valve Assembly,oil

Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. · NSN 2810-00-639-9731 · FSC 2810 · No Item Name Available
Verified by PartsTable
NSN 2810-00-639-9731 — this item is cataloged by the U.S. Government under National Stock Number 2810-00-639-9731. Primary manufacturer part number: 251250.
Features
  • Valve Assembly,oil — FSC 2810
  • General Characteristics Item Description: CONSISTS OF PART NUMBERS 17354,26168,27862,28781 AND 99642
  • 2 verified cross-references
  • Primary manufacturer: Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve Assembly,oil, cataloged under National Stock Number 2810-00-639-9731, is classified within Federal Supply Class 2810 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2810-00-639-9731
Primary Part Number251250
Item NameValve Assembly,oil
FSC / FSG2810 / 28 — No Item Name Available
ManufacturerPratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
StatusACTIVE
General Characteristics Item DescriptionCONSISTS OF PART NUMBERS 17354,26168,27862,28781 AND 99642
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5920-01-232-6463A 1/4 INTERCHANGEABLE
Fuse,cartridge
Cooper Bussmann, Llc Dba Cooper Industries
5920-01-389-0826251.250 INTERCHANGEABLE
Fuse,cartridge
Littelfuse, Inc.
5920-01-669-4397 INTERCHANGEABLE
Fuse,cartridge
Cross-Reference Index
Part NumberManufacturer
251250 PRIMARY Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
251250 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
5920-01-232-6463INTERCHANGEABLE
FUSE,CARTRIDGE
A 1/4
5920-01-389-0826INTERCHANGEABLE
FUSE,CARTRIDGE
251.250
5920-01-669-4397INTERCHANGEABLE
FUSE,CARTRIDGE

Frequently Asked Questions

What is NSN 2810-00-639-9731?

NSN 2810-00-639-9731 is a Valve Assembly,oil, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 2810 (No Item Name Available). Status: active.

What are the part numbers for NSN 2810-00-639-9731?

NSN 2810-00-639-9731 has 2 cross-referenced part numbers: 251250 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.), 251250 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 2810-00-639-9731?

There are 3 known substitutes for 2810-00-639-9731: 5920-01-232-6463, 5920-01-389-0826, 5920-01-669-4397. Verify interchangeability with system specifications before substitution.

What are the specifications of 251250?

Key specifications for 251250: General Characteristics Item Description: CONSISTS OF PART NUMBERS 17354,26168,27862,28781 AND 99642; End Item Identification: ACFT ENG R2800. 2 total characteristics are documented in the Federal Logistics Information System.

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