PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12514Valve,valve,brake

Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp · NSN 2240-00-129-6173 · FSC 2240 · No Item Name Available
Verified by PartsTable
NSN 2240-00-129-6173 — this item is cataloged by the U.S. Government under National Stock Number 2240-00-129-6173. Primary manufacturer part number: 12514.
Features
  • Valve,valve,brake — FSC 2240
  • 1 verified cross-reference
  • Primary manufacturer: Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,valve,brake, cataloged under National Stock Number 2240-00-129-6173, is classified within Federal Supply Class 2240 (No Item Name Available) of the Railway Equipment group. The primary manufacturer of record is Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2240-00-129-6173
Primary Part Number12514
Item NameValve,valve,brake
FSC / FSG2240 / 22 — No Item Name Available
ManufacturerWestinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
1650-00-048-350712514 INTERCHANGEABLE
Plunger,detent
Mid-America Aerotech, Llc
7510-00-067-7167 INTERCHANGEABLE
Tape,pressure Sensitive Adhesive
3040-00-071-6739 INTERCHANGEABLE
Shaft,drive,eccentr
2915-00-091-42151251-4 INTERCHANGEABLE
Sleeve Assembly,fuel Valve
Rocker Solenoid Co Dba Rocker Solenoid Co
5330-00-171-931012514 INTERCHANGEABLE
Seal,plain Encased
Garwood/feller Inc Garwood Winch Div
5935-00-540-9066ST5M1302-001 INTERCHANGEABLE
Connector,plug,electrical
The Boeing Company Div Defense
5310-00-721-590212514 INTERCHANGEABLE
Washer,flat
Cummins Power Generation Inc.
5935-00-798-57461251-0074 INTERCHANGEABLE
Connector,receptacle,electrical
Keysight Technologies Inc
5330-00-998-3261 INTERCHANGEABLE
Seal,plain Encased
5935-01-010-1106150450-0000 INTERCHANGEABLE
Connector,receptacle,electrical
Itt Cannon Llc
Cross-Reference Index
Part NumberManufacturer
12514 PRIMARY Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp (USA)
Related Parts
1650-00-048-3507INTERCHANGEABLE
PLUNGER,DETENT
12514
7510-00-067-7167INTERCHANGEABLE
TAPE,PRESSURE SENSITIVE ADHESIVE
3040-00-071-6739INTERCHANGEABLE
SHAFT,DRIVE,ECCENTR
2915-00-091-4215INTERCHANGEABLE
SLEEVE ASSEMBLY,FUEL VALVE
1251-4
5330-00-171-9310INTERCHANGEABLE
SEAL,PLAIN ENCASED
12514
5935-00-540-9066INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
ST5M1302-001
5310-00-721-5902INTERCHANGEABLE
WASHER,FLAT
12514
5935-00-798-5746INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
1251-0074
5330-00-998-3261INTERCHANGEABLE
SEAL,PLAIN ENCASED
5935-01-010-1106INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
150450-0000
5340-01-015-0929INTERCHANGEABLE
STRAP,RETAINING
125-1-4
5935-01-068-9380INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
ST5M1348TS4B

Frequently Asked Questions

What is NSN 2240-00-129-6173?

NSN 2240-00-129-6173 is a Valve,valve,brake, manufactured by Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp, classified under FSC 2240 (No Item Name Available). Status: active.

What are the part numbers for NSN 2240-00-129-6173?

NSN 2240-00-129-6173 has 1 cross-referenced part number: 12514 (Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp).

What NSN replaces 2240-00-129-6173?

There are 12 known substitutes for 2240-00-129-6173: 1650-00-048-3507, 7510-00-067-7167, 3040-00-071-6739 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12514?

Key specifications for 12514: End Item Identification: 2230001749139,2230002972041. 1 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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