The O-Ring, cataloged under National Stock Number 5331-01-160-2081, 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 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-160-2081 |
| Primary Part Number | MS28775-114 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Outside Diameter | 0.818 INCHES NOMINAL IN |
| Center Hole Diameter | 0.607 INCHES MINIMUM AND 0.617 INCHES MAXIMUM IN |
| Criticality Code Justification | ADYT |
| Temp Rating | -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF |
| Elongation Percentage | 160 MAXIMUM |
| Cross-Sectional Height | 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| SAE-AS28775 | Sae International Dba Sae International (USA) |
| MIL-P-25732 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| B180-114 | Zf Industrieantriebe Witten Gmbh (DEU) |
| MS28775-114 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MS28775-114 | Society of Automotive Engineers Inc (USA) |
| MS28775-114 PRIMARY | Sae International Dba Sae International (USA) |
| AS28775-114 | Society of Automotive Engineers Inc (USA) |
| 5331PL0809442 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
NSN 5331-01-160-2081 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-160-2081 has 8 cross-referenced part numbers: SAE-AS28775 (Sae International Dba Sae International), MIL-P-25732 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), B180-114 (Zf Industrieantriebe Witten Gmbh), MS28775-114 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS28775-114 (Society of Automotive Engineers Inc) and 3 more.
There are 4 known substitutes for 5331-01-160-2081: 5331-00-618-0801, 5331-01-183-8766, 5331-01-214-3768 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for MS28775-114: Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Outside Diameter: 0.818 INCHES NOMINAL IN; Center Hole Diameter: 0.607 INCHES MINIMUM AND 0.617 INCHES MAXIMUM IN; Criticality Code Justification: ADYT. 7 total characteristics are documented in the Federal Logistics Information System.