PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5331PL0976966O-Ring

Jednolity Indeks Materialowy - Uniform Material Index · NSN 5331-01-273-1002 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-273-1002 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-273-1002. Primary manufacturer part number: 5331PL0976966.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
  • Criticality Code Justification: ZZZY
  • 6 verified cross-references
  • Primary manufacturer: Jednolity Indeks Materialowy - Uniform Material Index
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-273-1002, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Jednolity Indeks Materialowy - Uniform Material Index. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-01-273-1002
Primary Part Number5331PL0976966
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerJednolity Indeks Materialowy - Uniform Material Index
StatusCANCELLED
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5331-00-006-2249 INTERCHANGEABLE
O-Ring
5331-00-808-079410596841-5 INTERCHANGEABLE
O-Ring
Us Army Aviation and Missile Command
4730-01-092-6954 INTERCHANGEABLE
Locknut,tube Fitting
5331-01-220-1924 INTERCHANGEABLE
O-Ring
5330-01-549-8046MS28778-8 INTERCHANGEABLE
Packing,preformed
Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba
5331-01-722-2601MS28778-8 INTERCHANGEABLE
O-Ring
Cdk Mobile Systems Inc
Cross-Reference Index
Part NumberManufacturer
5331PL0976966 Jednolity Indeks Materialowy - Uniform Material Index (POL)
722-2021-000PC65 Aurora Pump a Unit of General Signal Corp (USA)
MS28778-8 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS28778-8 Society of Automotive Engineers Inc (USA)
722-2021-000PC65 Carver Pump Company (USA)
MS28778-8 Sae International Dba Sae International (USA)
Related Parts
5331-00-006-2249INTERCHANGEABLE
O-RING
5331-00-808-0794INTERCHANGEABLE
O-RING
10596841-5
4730-01-092-6954INTERCHANGEABLE
LOCKNUT,TUBE FITTING
5331-01-220-1924INTERCHANGEABLE
O-RING
5330-01-549-8046INTERCHANGEABLE
PACKING,PREFORMED
MS28778-8
5331-01-722-2601INTERCHANGEABLE
O-RING
MS28778-8

Frequently Asked Questions

What is NSN 5331-01-273-1002?

NSN 5331-01-273-1002 is a O-Ring, manufactured by Jednolity Indeks Materialowy - Uniform Material Index, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-01-273-1002?

NSN 5331-01-273-1002 has 6 cross-referenced part numbers: 5331PL0976966 (Jednolity Indeks Materialowy - Uniform Material Index), 722-2021-000PC65 (Aurora Pump a Unit of General Signal Corp), MS28778-8 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS28778-8 (Society of Automotive Engineers Inc), 722-2021-000PC65 (Carver Pump Company) and 1 more.

What NSN replaces 5331-01-273-1002?

There are 6 known substitutes for 5331-01-273-1002: 5331-00-006-2249, 5331-00-808-0794, 4730-01-092-6954 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5331PL0976966?

Key specifications for 5331PL0976966: Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS; End Item Identification: MRAP - COMMON NSN - USED ON MRAP NO PERMANENT WSDC IDENTIFIED AND 4 OTHER WEAPON SYSTEMS INCLUDING 21N - NUCLEAR REACTORS PROGRAM; Criticality Code Justification: ZZZY. 4 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-01-273-1002 still in active supply?

NSN 5331-01-273-1002 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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