PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7-57-121O-Ring

Akron Brass Company · NSN 5331-01-294-4228 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-294-4228 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-294-4228. Primary manufacturer part number: 7-57-121.
Features
  • O-Ring — FSC 5331
  • 1 verified cross-reference
  • Primary manufacturer: Akron Brass Company
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-294-4228, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Akron Brass Company. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersAkron Brass Company (CAGE 00912)
Technical Specifications
ParameterValue
NSN5331-01-294-4228
Primary Part Number7-57-121
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerAkron Brass Company
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5935-00-400-1479114-458-0002 INTERCHANGEABLE
Connector,plug,electrical
Northrop Grumman Systems Corporation
Cross-Reference Index
Part NumberManufacturer
7-57-121 PRIMARY Akron Brass Company (USA)
Related Parts
5935-00-400-1479INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
114-458-0002

Frequently Asked Questions

What is NSN 5331-01-294-4228?

NSN 5331-01-294-4228 is a O-Ring, manufactured by Akron Brass Company, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-294-4228?

NSN 5331-01-294-4228 has 1 cross-referenced part number: 7-57-121 (Akron Brass Company).

What NSN replaces 5331-01-294-4228?

There is 1 known substitute for 5331-01-294-4228: 5935-00-400-1479. Verify interchangeability with system specifications before substitution.

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