The O-Ring, cataloged under National Stock Number 5331-00-727-3268, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 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 | 5331-00-727-3268 |
| Primary Part Number | MS90064-4 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| Status | CANCELLED |
| Center Hole Diameter | 0.853 INCHES MINIMUM AND 0.865 INCHES MAXIMUM IN |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MS90064-4 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 17-260-01-004 | Northrop Grumman Systems Corporation (USA) |
| AS568B-212 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MS90064-4ES | Eriks B.v. (NLD) |
NSN 5331-00-727-3268 is a O-Ring, manufactured by Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-727-3268 has 4 cross-referenced part numbers: MS90064-4 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 17-260-01-004 (Northrop Grumman Systems Corporation), AS568B-212 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS90064-4ES (Eriks B.v.).
There are 2 known substitutes for 5331-00-727-3268: 5331-00-542-1849, 5331-00-801-9680. Verify interchangeability with system specifications before substitution.
Key specifications for MS90064-4: Center Hole Diameter: 0.853 INCHES MINIMUM AND 0.865 INCHES MAXIMUM IN; Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 3 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-727-3268 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.