PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40942O-Ring

Tritan Corp · NSN 5331-01-408-2864 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-408-2864 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-408-2864. Primary manufacturer part number: 40942.
Features
  • O-Ring — FSC 5331
  • 1 verified cross-reference
  • Primary manufacturer: Tritan Corp
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-408-2864, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Tritan Corp. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersTritan Corp (CAGE 50809)
Technical Specifications
ParameterValue
NSN5331-01-408-2864
Primary Part Number40942
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerTritan Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5950-00-905-2803 INTERCHANGEABLE
Transformer,power
5998-00-930-4447SMD583122 INTERCHANGEABLE
Circuit Card Assembly
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5961-01-016-2781720025 INTERCHANGEABLE
Semiconductor Device,thyristor
Engineered Magnetics, Inc. Dba Engineered Magnetics
6625-01-192-780040942 INTERCHANGEABLE
Meter,arbitrary Scale
Fisica Applied Technologies, Inc. Div Datron Advanced Technologies
5305-01-555-762240942 INTERCHANGEABLE
Setscrew
Tescom Corp Dba Tescom Div Tescom
6210-01-689-1932EFO-X022-77.4-02 INTERCHANGEABLE
Fixture,lighting
Energy Focus, Inc. Div Mmm
6210-01-693-4134EFO-X022-77.4-03 INTERCHANGEABLE
Fixture,lighting
Energy Focus, Inc. Div Mmm
6210-01-694-3016EFO-X022-77.5-02 INTERCHANGEABLE
Fixture,lighting
Energy Focus, Inc. Div Mmm
Cross-Reference Index
Part NumberManufacturer
40942 PRIMARY Tritan Corp (USA)
Related Parts
5950-00-905-2803INTERCHANGEABLE
TRANSFORMER,POWER
5998-00-930-4447INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
SMD583122
5961-01-016-2781INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
720025
6625-01-192-7800INTERCHANGEABLE
METER,ARBITRARY SCALE
40942
5305-01-555-7622INTERCHANGEABLE
SETSCREW
40942
6210-01-689-1932INTERCHANGEABLE
FIXTURE,LIGHTING
EFO-X022-77.4-02
6210-01-693-4134INTERCHANGEABLE
FIXTURE,LIGHTING
EFO-X022-77.4-03
6210-01-694-3016INTERCHANGEABLE
FIXTURE,LIGHTING
EFO-X022-77.5-02

Frequently Asked Questions

What is NSN 5331-01-408-2864?

NSN 5331-01-408-2864 is a O-Ring, manufactured by Tritan Corp, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-408-2864?

NSN 5331-01-408-2864 has 1 cross-referenced part number: 40942 (Tritan Corp).

What NSN replaces 5331-01-408-2864?

There are 8 known substitutes for 5331-01-408-2864: 5950-00-905-2803, 5998-00-930-4447, 5961-01-016-2781 and 5 more. Verify interchangeability with system specifications before substitution.

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