PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS28775-125O-Ring

Sae International Dba Sae International · NSN 5331-00-585-7487 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-585-7487 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-585-7487. Primary manufacturer part number: MS28775-125.
Features
  • O-Ring — FSC 5331
  • Center Hole Diameter: 1.293 INCHES MINIMUM AND 1.305 INCHES MAXIMUM IN
  • Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
  • Outside Diameter: 1.487 INCHES MINIMUM AND 1.523 INCHES MAXIMUM IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • 27 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 5331-00-585-7487, 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 27 commercial cross-references from 19 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
NSN5331-00-585-7487
Primary Part NumberMS28775-125
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusCANCELLED
Center Hole Diameter1.293 INCHES MINIMUM AND 1.305 INCHES MAXIMUM IN
Cross-Sectional Height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
Outside Diameter1.487 INCHES MINIMUM AND 1.523 INCHES MAXIMUM IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
2530-00-312-1349F4572 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
5331-00-683-9896H50425 INTERCHANGEABLE
O-Ring
Tyco Fire Products Lp
5331-01-097-6619803-1385714-4-4 INTERCHANGEABLE
O-Ring
Naval Ship Systems Command
Cross-Reference Index
Part NumberManufacturer
PRP568-125-4067-70 Parco, Llc (USA)
AS28775 Sae International Dba Sae International (USA)
3634-113-14-70 Hamilton Sundstrand Corporation (USA)
H50425 Tyco Fire Products Lp (USA)
5331PL0845010 Jednolity Indeks Materialowy - Uniform Material Index (POL)
MS28775-125 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
SR 832-75-125 Stillman Seal Corporation Div Stillman Seal Corperation (USA)
AS28775 Society of Automotive Engineers Inc (USA)
10154073 Nimikkeistokeskus Ncb Finland (FIN)
914-25-711-70 Parker Hannifin Corporation Div O-Ring Division (USA)
N0304 2-125 Parker-Hannifin Corp Div O-Ring Division (USA)
230079055 Leonardo S.p.a. - Electronics Division - Defence Business Area (ITA)
2-125 N304-75 Parker-Hannifin Corp Div O-Ring Division (USA)
125-7377 Parker Hannifin Corporation Div O-Ring Division (USA)
1446-125 Parker-Hannifin Corporation Div O-Ring Division (USA)
SAE-AS28775 Sae International Dba Sae International (USA)
N304-75-125 Parker-Hannifin Corp Div O-Ring Division (USA)
MS28775-125ES Eriks B.v. (NLD)
MS28775-125 Society of Automotive Engineers Inc (USA)
2-125 N304-75 Parker Hannifin Gmbh O-Ring Division (DEU)
Related Parts
2530-00-312-1349INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
F4572
5331-00-683-9896INTERCHANGEABLE
O-RING
H50425
5331-01-097-6619INTERCHANGEABLE
O-RING
803-1385714-4-4

Frequently Asked Questions

What is NSN 5331-00-585-7487?

NSN 5331-00-585-7487 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 5331-00-585-7487?

NSN 5331-00-585-7487 has 27 cross-referenced part numbers: PRP568-125-4067-70 (Parco, Llc), AS28775 (Sae International Dba Sae International), 3634-113-14-70 (Hamilton Sundstrand Corporation), H50425 (Tyco Fire Products Lp), 5331PL0845010 (Jednolity Indeks Materialowy - Uniform Material Index) and 22 more.

What NSN replaces 5331-00-585-7487?

There are 3 known substitutes for 5331-00-585-7487: 2530-00-312-1349, 5331-00-683-9896, 5331-01-097-6619. Verify interchangeability with system specifications before substitution.

What are the specifications of MS28775-125?

Key specifications for MS28775-125: Center Hole Diameter: 1.293 INCHES MINIMUM AND 1.305 INCHES MAXIMUM IN; Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Outside Diameter: 1.487 INCHES MINIMUM AND 1.523 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 4 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-585-7487 still in active supply?

NSN 5331-00-585-7487 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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