PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

850500Valve,radiator Pressure Cap

General Motors Corp · NSN 2930-00-524-1246 · FSC 2930 · No Item Name Available
Verified by PartsTable
NSN 2930-00-524-1246 — this item is cataloged by the U.S. Government under National Stock Number 2930-00-524-1246. Primary manufacturer part number: 850500.
Features
  • Valve,radiator Pressure Cap — FSC 2930
  • General Characteristics Item Description: BRASS BODY,STEEL SPRING; 1.865 IN. LARGEST OD,1.512 IN. SMALLEST OD; 1.132 IN. O/A H; FURNISHED WITH TWO RUBBER GASKETS IN
  • 8 verified cross-references
  • Primary manufacturer: General Motors Corp
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,radiator Pressure Cap, cataloged under National Stock Number 2930-00-524-1246, is classified within Federal Supply Class 2930 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is General Motors Corp. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2930-00-524-1246
Primary Part Number850500
Item NameValve,radiator Pressure Cap
FSC / FSG2930 / 29 — No Item Name Available
ManufacturerGeneral Motors Corp
StatusCANCELLED
General Characteristics Item DescriptionBRASS BODY,STEEL SPRING; 1.865 IN. LARGEST OD,1.512 IN. SMALLEST OD; 1.132 IN. O/A H; FURNISHED WITH TWO RUBBER GASKETS IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5935-00-999-6908 INTERCHANGEABLE
Connector,receptacle,electrical
6685-01-200-4632850-476 INTERCHANGEABLE
Gage
Aqua-Chem, Inc. Dba Aqua-Chem Inc
5310-01-252-72232233181 INTERCHANGEABLE
Washer,lock
Deutz Corporation
Cross-Reference Index
Part NumberManufacturer
2233181 General Motors Llc Dba General Motors Llc (USA)
850500 PRIMARY General Motors Corp (USA)
850476 General Motors Llc Dba General Motors Llc (USA)
2233181 General Motors Corp (USA)
850500 General Motors Llc Dba General Motors Llc (USA)
850500 General Motors Llc Dba General Motors (USA)
850476 General Motors Llc Dba General Motors (USA)
850476 PRIMARY General Motors Corp (USA)
Related Parts
5935-00-999-6908INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
6685-01-200-4632INTERCHANGEABLE
GAGE
850-476
5310-01-252-7223INTERCHANGEABLE
WASHER,LOCK
2233181

Frequently Asked Questions

What is NSN 2930-00-524-1246?

NSN 2930-00-524-1246 is a Valve,radiator Pressure Cap, manufactured by General Motors Corp, classified under FSC 2930 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2930-00-524-1246?

NSN 2930-00-524-1246 has 8 cross-referenced part numbers: 2233181 (General Motors Llc Dba General Motors Llc), 850500 (General Motors Corp), 850476 (General Motors Llc Dba General Motors Llc), 2233181 (General Motors Corp), 850500 (General Motors Llc Dba General Motors Llc) and 3 more.

What NSN replaces 2930-00-524-1246?

There are 3 known substitutes for 2930-00-524-1246: 5935-00-999-6908, 6685-01-200-4632, 5310-01-252-7223. Verify interchangeability with system specifications before substitution.

What are the specifications of 850500?

Key specifications for 850500: General Characteristics Item Description: BRASS BODY,STEEL SPRING; 1.865 IN. LARGEST OD,1.512 IN. SMALLEST OD; 1.132 IN. O/A H; FURNISHED WITH TWO RUBBER GASKETS IN. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2930-00-524-1246 still in active supply?

NSN 2930-00-524-1246 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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