PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS28775-220O-Ring

Sae International Dba Sae International · NSN 5331-01-249-4229 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-249-4229 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-249-4229. Primary manufacturer part number: MS28775-220.
Features
  • O-Ring — FSC 5331
  • Elongation Percentage: 160 MAXIMUM
  • Temp Rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Criticality Code Justification: ADYT
  • Center Hole Diameter: 1.353 INCHES MINIMUM AND 1.365 INCHES MAXIMUM IN
  • Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
  • Outside Diameter: 1.637 INCHES NOMINAL IN
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 5331-01-249-4229, 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 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-01-249-4229
Primary Part NumberMS28775-220
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusCANCELLED
Elongation Percentage160 MAXIMUM
Temp Rating-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Criticality Code JustificationADYT
Center Hole Diameter1.353 INCHES MINIMUM AND 1.365 INCHES MAXIMUM IN
Cross-Sectional Height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
Outside Diameter1.637 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5331-00-543-3041MS28755-220 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-878-0507 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
220 Parker Hannifin Corporation Div O-Ring Division (USA)
SAE-AS28775 Sae International Dba Sae International (USA)
AS38775-220 Society of Automotive Engineers Inc (USA)
MS28775-220 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS28775-220 Bae Systems Land & Armaments L.p. (USA)
5331PL0809705 Jednolity Indeks Materialowy - Uniform Material Index (POL)
LL-HX5-0963 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
MS28775-220 Society of Automotive Engineers Inc (USA)
MS28775-220 PRIMARY Sae International Dba Sae International (USA)
Related Parts
5331-00-543-3041INTERCHANGEABLE
O-RING
MS28755-220
5331-00-878-0507INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-01-249-4229?

NSN 5331-01-249-4229 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 5331-01-249-4229?

NSN 5331-01-249-4229 has 9 cross-referenced part numbers: 220 (Parker Hannifin Corporation Div O-Ring Division), SAE-AS28775 (Sae International Dba Sae International), AS38775-220 (Society of Automotive Engineers Inc), MS28775-220 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS28775-220 (Bae Systems Land & Armaments L.p.) and 4 more.

What NSN replaces 5331-01-249-4229?

There are 2 known substitutes for 5331-01-249-4229: 5331-00-543-3041, 5331-00-878-0507. Verify interchangeability with system specifications before substitution.

What are the specifications of MS28775-220?

Key specifications for MS28775-220: Elongation Percentage: 160 MAXIMUM; Temp Rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Criticality Code Justification: ADYT. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-01-249-4229 still in active supply?

NSN 5331-01-249-4229 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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