The O-Ring, cataloged under National Stock Number 5331-01-363-4890, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Jednolity Indeks Materialowy - Uniform Material Index. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-363-4890 |
| Primary Part Number | 5331PL2186048 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Jednolity Indeks Materialowy - Uniform Material Index |
| Status | ACTIVE |
| Cross-Sectional Height | 0.094 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN |
| Elongation Percentage | 80 MAXIMUM |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Center Hole Diameter | 0.750 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN |
| Departure From Cited Document | AS MODIFIED BY SHELF LIFE |
| Material Document and Classification | MIL-P-5510 MIL SPEC SINGLE MATERIAL RESPONSE |
| Temp Rating | -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF |
| Hardness Rating | 88.0 SHORE DUROMETER A NOMINAL |
| Peripheral Diameter | 0.938 INCHES MINIMUM AND 0.960 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5331PL2186048 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| 5330PL0970307 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| MIL-P-5510 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MS28778-10 | Society of Automotive Engineers Inc (USA) |
| MS28778-10 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MS28778-10 | Sae International Dba Sae International (USA) |
NSN 5331-01-363-4890 is a O-Ring, manufactured by Jednolity Indeks Materialowy - Uniform Material Index, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-363-4890 has 6 cross-referenced part numbers: 5331PL2186048 (Jednolity Indeks Materialowy - Uniform Material Index), 5330PL0970307 (Jednolity Indeks Materialowy - Uniform Material Index), MIL-P-5510 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS28778-10 (Society of Automotive Engineers Inc), MS28778-10 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 1 more.
There are 12 known substitutes for 5331-01-363-4890: 5331-00-021-2891, 5331-00-079-0216, 5331-00-108-5691 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 5331PL2186048: Cross-Sectional Height: 0.094 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN; Elongation Percentage: 80 MAXIMUM; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Center Hole Diameter: 0.750 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN. 9 total characteristics are documented in the Federal Logistics Information System.