The O-Ring, cataloged under National Stock Number 5331-00-691-0145, 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 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 36 commercial cross-references from 24 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-00-691-0145 |
| Primary Part Number | MS28775-022 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Sae International Dba Sae International |
| Status | CANCELLED |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Center Hole Diameter | 0.979 INCHES MINIMUM AND 0.999 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| ASC1100725 | Asc Pty Ltd (AUS) |
| P-ZLAB-0052601 | Madzeal SL (ESP) |
| 25.12X1.78-24B7 | Stacem (FRA) |
| 1446-022 | Parker-Hannifin Corporation Div O-Ring Division (USA) |
| SR 832-75-22 | Stillman Seal Corporation Div Stillman Seal Corperation (USA) |
| 25,12X1,78SR832-75 | Le Joint Francais (FRA) |
| MS28775-022 PRIMARY | Sae International Dba Sae International (USA) |
| SR 832-75-022 | Stillman Seal Corporation Div Stillman Seal Corperation (USA) |
| 7377-022 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| SAE-AS28775 | Sae International Dba Sae International (USA) |
| 2-222N756-75 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 1376-23-170 | Leonardo S.p.a. - Electronics Division - Defence Business Area (ITA) |
| MILP25732 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| AS28775-022 | Dbr Industries, Inc. Dba Dbr Industries Inc (USA) |
| 10075107 | Nimikkeistokeskus Ncb Finland (FIN) |
| MS28775-022 | Society of Automotive Engineers Inc (USA) |
| 5331PL1619500 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| 5331006910145 | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| MS28775-022 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 7377-22 | Parker Hannifin Corporation Div O-Ring Division (USA) |
NSN 5331-00-691-0145 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-691-0145 has 36 cross-referenced part numbers: ASC1100725 (Asc Pty Ltd), P-ZLAB-0052601 (Madzeal SL), 25.12X1.78-24B7 (Stacem), 1446-022 (Parker-Hannifin Corporation Div O-Ring Division), SR 832-75-22 (Stillman Seal Corporation Div Stillman Seal Corperation) and 31 more.
There are 5 known substitutes for 5331-00-691-0145: 5910-00-109-1987, 2520-00-737-7022, 5331-01-244-3527 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for MS28775-022: Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; End Item Identification: MULTIPLE LAUNCH ROCKET SYSTEM (MLRS); Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Center Hole Diameter: 0.979 INCHES MINIMUM AND 0.999 INCHES MAXIMUM IN. 4 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-691-0145 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.