PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40A73681O-Ring

Stewart & Stevenson Power Products Llc · NSN 5331-01-167-0447 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-167-0447 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-167-0447. Primary manufacturer part number: 40A73681.
Features
  • O-Ring — FSC 5331
  • 4 verified cross-references
  • Primary manufacturer: Stewart & Stevenson Power Products Llc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-167-0447, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Stewart & Stevenson Power Products Llc. This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersStewart & Stevenson Power Products Llc (CAGE 81381); Zf Industrieantriebe Witten Gmbh (CAGE D9182); Jednolity Indeks Materialowy - Uniform Material Index (CAGE 9009H)
Technical Specifications
ParameterValue
NSN5331-01-167-0447
Primary Part Number40A73681
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerStewart & Stevenson Power Products Llc
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5360-00-291-1193 INTERCHANGEABLE
Spring,helical,compression
6145-00-729-9270 INTERCHANGEABLE
Cable,special Purpose,electrical
4820-00-840-142173-68-1 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Flowserve Corporation Div Flowserve Us Inc
3120-01-208-6826 INTERCHANGEABLE
Bearing,sleeve
Cross-Reference Index
Part NumberManufacturer
40A73681 PRIMARY Stewart & Stevenson Power Products Llc (USA)
73681 Zf Industrieantriebe Witten Gmbh (DEU)
5331PL1291583 Jednolity Indeks Materialowy - Uniform Material Index (POL)
114D382 PIECE 6 Stewart & Stevenson Power Products Llc (USA)
Related Parts
5360-00-291-1193INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
6145-00-729-9270INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
4820-00-840-1421INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
73-68-1
3120-01-208-6826INTERCHANGEABLE
BEARING,SLEEVE

Frequently Asked Questions

What is NSN 5331-01-167-0447?

NSN 5331-01-167-0447 is a O-Ring, manufactured by Stewart & Stevenson Power Products Llc, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-01-167-0447?

NSN 5331-01-167-0447 has 4 cross-referenced part numbers: 40A73681 (Stewart & Stevenson Power Products Llc), 73681 (Zf Industrieantriebe Witten Gmbh), 5331PL1291583 (Jednolity Indeks Materialowy - Uniform Material Index), 114D382 PIECE 6 (Stewart & Stevenson Power Products Llc).

What NSN replaces 5331-01-167-0447?

There are 4 known substitutes for 5331-01-167-0447: 5360-00-291-1193, 6145-00-729-9270, 4820-00-840-1421 and 1 more. Verify interchangeability with system specifications before substitution.

Is NSN 5331-01-167-0447 still in active supply?

NSN 5331-01-167-0447 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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