PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS28775-122O-Ring

Sae International Dba Sae International · NSN 5331-00-618-5902 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-618-5902 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-618-5902. Primary manufacturer part number: MS28775-122.
Features
  • O-Ring — FSC 5331
  • Center Hole Diameter: 1.106 INCHES MINIMUM AND 1.118 INCHES MAXIMUM IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
  • Outside Diameter: 1.302 INCHES MINIMUM AND 1.334 INCHES MAXIMUM IN
  • 31 verified cross-references
  • Primary manufacturer: Sae International Dba Sae International
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 5331-00-618-5902, 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 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 31 commercial cross-references from 22 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-00-618-5902
Primary Part NumberMS28775-122
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusCANCELLED
Center Hole Diameter1.106 INCHES MINIMUM AND 1.118 INCHES MAXIMUM IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Cross-Sectional Height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
Outside Diameter1.302 INCHES MINIMUM AND 1.334 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
2590-00-605-1353114858 INTERCHANGEABLE
Cap,filler Opening
Thermo King Corporation Dba Phoenix Global Distirbution.
5340-00-737-712211C9030 INTERCHANGEABLE
Cap,filler Opening
Hoist Liftruck Mfg Inc
5330-01-549-8544 INTERCHANGEABLE
Packing,preformed
Cross-Reference Index
Part NumberManufacturer
2-122 N304-75 Parker-Hannifin Corp Div O-Ring Division (USA)
PRP568-122-4067-70 Parco, Llc (USA)
MS28775-122 Zf Industrieantriebe Witten Gmbh (DEU)
1276-06-634 Leonardo S.p.a. - Electronics Division - Defence Business Area (ITA)
SR 832-75-122 Stillman Seal Corporation Div Stillman Seal Corperation (USA)
4067-70-122 Parco, Llc (USA)
RWS-568-122MILP 25732 Zf Industrieantriebe Witten Gmbh (DEU)
AD-4098-8Y8 PIECE 11 Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div (USA)
LL-HX4-7598 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
P48026-122 Acushnet Rubber Company, Inc. Dba Precix (USA)
10154077 Nimikkeistokeskus Ncb Finland (FIN)
SR122SR832-75 Le Joint Francais (FRA)
MS28775-122 Society of Automotive Engineers Inc (USA)
7377-122 Parker Hannifin Corporation Div O-Ring Division (USA)
1446-122 Parker-Hannifin Corporation Div O-Ring Division (USA)
WA262G02824AU4A Cimd (centre D'identification Des Materiels De La Defense) (FRA)
N304-75-122 Parker-Hannifin Corp Div O-Ring Division (USA)
MS28775-122 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
5331PL0809465 Jednolity Indeks Materialowy - Uniform Material Index (POL)
2-122 N304-75 Parker Hannifin Gmbh O-Ring Division (DEU)
Related Parts
2590-00-605-1353INTERCHANGEABLE
CAP,FILLER OPENING
114858
5340-00-737-7122INTERCHANGEABLE
CAP,FILLER OPENING
11C9030
5330-01-549-8544INTERCHANGEABLE
PACKING,PREFORMED

Frequently Asked Questions

What is NSN 5331-00-618-5902?

NSN 5331-00-618-5902 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 5331-00-618-5902?

NSN 5331-00-618-5902 has 31 cross-referenced part numbers: 2-122 N304-75 (Parker-Hannifin Corp Div O-Ring Division), PRP568-122-4067-70 (Parco, Llc), MS28775-122 (Zf Industrieantriebe Witten Gmbh), 1276-06-634 (Leonardo S.p.a. - Electronics Division - Defence Business Area), SR 832-75-122 (Stillman Seal Corporation Div Stillman Seal Corperation) and 26 more.

What NSN replaces 5331-00-618-5902?

There are 3 known substitutes for 5331-00-618-5902: 2590-00-605-1353, 5340-00-737-7122, 5330-01-549-8544. Verify interchangeability with system specifications before substitution.

What are the specifications of MS28775-122?

Key specifications for MS28775-122: Center Hole Diameter: 1.106 INCHES MINIMUM AND 1.118 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Outside Diameter: 1.302 INCHES MINIMUM AND 1.334 INCHES MAXIMUM IN. 4 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-618-5902 still in active supply?

NSN 5331-00-618-5902 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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