The O-Ring, cataloged under National Stock Number 5331-00-618-2267, 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 17 commercial cross-references from 14 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-00-618-2267 |
| Primary Part Number | MS28775-439 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Sae International Dba Sae International |
| Status | CANCELLED |
| Center Hole Diameter | 6.452 INCHES MINIMUM AND 6.498 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Cross-Sectional Height | 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN |
| Outside Diameter | 6.973 INCHES MINIMUM AND 7.077 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1820-66 | John Crane-Houdaille Inc Lapmaster Intl Div (USA) |
| 1820-66 | John Crane, Inc (USA) |
| SR 832-75-439 | Stillman Seal Corporation Div Stillman Seal Corperation (USA) |
| 4067-70-439 | Parco, Llc (USA) |
| 2-439 N304-75 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| N304-75-439 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| PRP568-439-4067-70 | Parco, Llc (USA) |
| MS28775-439 | Society of Automotive Engineers Inc (USA) |
| P48026-439 | Acushnet Rubber Company, Inc. Dba Precix (USA) |
| 7377-439 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| 2-439 N304-75 | Parker Hannifin Gmbh O-Ring Division (DEU) |
| MS28775-439 PRIMARY | Sae International Dba Sae International (USA) |
| 230079254 | Leonardo S.p.a. - Electronics Division - Defence Business Area (ITA) |
| 1446-439 | Parker-Hannifin Corporation Div O-Ring Division (USA) |
| MS28775-439 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| SAE-AS28775 | Sae International Dba Sae International (USA) |
| 5330006182267 | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 5331-00-618-2267 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-618-2267 has 17 cross-referenced part numbers: 1820-66 (John Crane-Houdaille Inc Lapmaster Intl Div), 1820-66 (John Crane, Inc), SR 832-75-439 (Stillman Seal Corporation Div Stillman Seal Corperation), 4067-70-439 (Parco, Llc), 2-439 N304-75 (Parker-Hannifin Corp Div O-Ring Division) and 12 more.
There are 2 known substitutes for 5331-00-618-2267: 5330-00-361-5425, 4730-01-497-6844. Verify interchangeability with system specifications before substitution.
Key specifications for MS28775-439: Center Hole Diameter: 6.452 INCHES MINIMUM AND 6.498 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Cross-Sectional Height: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN; Outside Diameter: 6.973 INCHES MINIMUM AND 7.077 INCHES MAXIMUM IN. 4 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-618-2267 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.