The O-Ring, cataloged under National Stock Number 5331-01-160-2067, 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 7 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-160-2067 |
| Primary Part Number | MS28775-026 |
| 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 | ACTIVE |
| Temp Rating | -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF |
| Center Hole Diameter | 1.233 INCHES MINIMUM AND 1.245 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Elongation Percentage | 160 MAXIMUM |
| Criticality Code Justification | ADYT |
| Outside Diameter | 1.379 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MS28775-026 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MS28775-026 | Society of Automotive Engineers Inc (USA) |
| SAE-AS28775 | Sae International Dba Sae International (USA) |
| MS28775-026 | Sae International Dba Sae International (USA) |
NSN 5331-01-160-2067 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: active.
NSN 5331-01-160-2067 has 4 cross-referenced part numbers: MS28775-026 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS28775-026 (Society of Automotive Engineers Inc), SAE-AS28775 (Sae International Dba Sae International), MS28775-026 (Sae International Dba Sae International).
There are 3 known substitutes for 5331-01-160-2067: 5331-00-631-1342, 5331-01-123-3298, 5331-01-236-6206. Verify interchangeability with system specifications before substitution.
Key specifications for MS28775-026: Temp Rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF; Center Hole Diameter: 1.233 INCHES MINIMUM AND 1.245 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN. 7 total characteristics are documented in the Federal Logistics Information System.