The O-Ring, cataloged under National Stock Number 5331-00-108-5691, 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 50 commercial cross-references from 34 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-00-108-5691 |
| Primary Part Number | MS28778-10 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Sae International Dba Sae International |
| Status | CANCELLED |
| Cross-Sectional Height | 0.094 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN |
| Center Hole Diameter | 0.750 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN |
| Temp Rating | -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF |
| Material | RUBBER SYNTHETIC |
| Elongation Percentage | 80 MAXIMUM |
| Outside Diameter | 0.949 INCHES NOMINAL IN |
| Hardness Rating | 90.0 SHORE DUROMETER A NOMINAL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MS28778-10 | Feinmechanische Werke Mainz Gmbh (DEU) |
| I15624PD832-9 | Le Joint Francais (FRA) |
| 2251-10 | Parker-Hannifin Corporation Div O-Ring Division (USA) |
| 014-7399 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| 91501166 | Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine (USA) |
| 77789-15X3PC14 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 817336 | American Hoist and Derrick Co |
| 7419681 | Feinmechanische Werke Mainz Gmbh (DEU) |
| LS4634-10 | Lockheed Martin Corp (USA) |
| I15624SR810B90 | Le Joint Francais (FRA) |
| 3010406 | Embraer S.a. (BRA) |
| 7799-10 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| 19-18X2-46FP90A | Trelleborg Sealing Solutions Conde (FRA) |
| 3-910N507-90 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 3010406 | Embraer Empresa Brasileira De Aeronautica Sa (BRA) |
| 19,18X2,46SR810B90A | Le Joint Francais (FRA) |
| 19,18X2,46SR810B90 | Le Joint Francais (FRA) |
| SAE-AS28778 | Sae International Dba Sae International (USA) |
| 3010406 | Embraer Aviation International (FRA) |
| 7-755-910003 | Grove U.s. Llc Dba Grove Us Llc (USA) |
NSN 5331-00-108-5691 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-108-5691 has 50 cross-referenced part numbers: MS28778-10 (Feinmechanische Werke Mainz Gmbh), I15624PD832-9 (Le Joint Francais), 2251-10 (Parker-Hannifin Corporation Div O-Ring Division), 014-7399 (Parker Hannifin Corporation Div O-Ring Division), 91501166 (Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine) and 45 more.
There are 12 known substitutes for 5331-00-108-5691: 5331-00-079-0216, 4820-00-129-6477, 3455-00-224-3732 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for MS28778-10: Cross-Sectional Height: 0.094 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN; Center Hole Diameter: 0.750 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN; Temp Rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF; Material: RUBBER SYNTHETIC. 7 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-108-5691 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.