PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS28775-430O-Ring

Sae International Dba Sae International · NSN 5331-00-801-3002 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-801-3002 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-801-3002. Primary manufacturer part number: MS28775-430.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Cross-Sectional Height: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
  • Temp Rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
  • Outside Diameter: 5.650 INCHES NOMINAL IN
  • Elongation Percentage: 160 MAXIMUM
  • Center Hole Diameter: 5.077 INCHES MINIMUM AND 5.123 INCHES MAXIMUM IN
  • 5 verified cross-references
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 5331-00-801-3002, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-00-801-3002
Primary Part NumberMS28775-430
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusCANCELLED
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Cross-Sectional Height0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
Temp Rating-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
Outside Diameter5.650 INCHES NOMINAL IN
Elongation Percentage160 MAXIMUM
Center Hole Diameter5.077 INCHES MINIMUM AND 5.123 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5331-00-418-2279 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
MS28775-430 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MILP25732A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS28775-430 PRIMARY Sae International Dba Sae International (USA)
MS28775-430 Society of Automotive Engineers Inc (USA)
SAE-AS28775 Sae International Dba Sae International (USA)
Related Parts
5331-00-418-2279INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-00-801-3002?

NSN 5331-00-801-3002 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-00-801-3002?

NSN 5331-00-801-3002 has 5 cross-referenced part numbers: MS28775-430 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MILP25732A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS28775-430 (Sae International Dba Sae International), MS28775-430 (Society of Automotive Engineers Inc), SAE-AS28775 (Sae International Dba Sae International).

What NSN replaces 5331-00-801-3002?

There is 1 known substitute for 5331-00-801-3002: 5331-00-418-2279. Verify interchangeability with system specifications before substitution.

What are the specifications of MS28775-430?

Key specifications for MS28775-430: Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Cross-Sectional Height: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN; Temp Rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF; Outside Diameter: 5.650 INCHES NOMINAL IN. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-801-3002 still in active supply?

NSN 5331-00-801-3002 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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