The O-Ring, cataloged under National Stock Number 5331-01-179-4429, 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 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-179-4429 |
| Primary Part Number | MS28775-215 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Center Hole Diameter | 1.040 INCHES MINIMUM AND 1.052 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MS28775-215 | Sae International Dba Sae International (USA) |
| SAE-AS28775 | Sae International Dba Sae International (USA) |
| MS28775-215 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MS28775-215 | Society of Automotive Engineers Inc (USA) |
NSN 5331-01-179-4429 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-179-4429 has 4 cross-referenced part numbers: MS28775-215 (Sae International Dba Sae International), SAE-AS28775 (Sae International Dba Sae International), MS28775-215 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS28775-215 (Society of Automotive Engineers Inc).
There are 3 known substitutes for 5331-01-179-4429: 5331-00-063-0919, 5330-00-434-6220, 5331-00-579-7911. Verify interchangeability with system specifications before substitution.
Key specifications for MS28775-215: Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Center Hole Diameter: 1.040 INCHES MINIMUM AND 1.052 INCHES MAXIMUM IN. 3 total characteristics are documented in the Federal Logistics Information System.