The O-Ring, cataloged under National Stock Number 5331-01-063-3800, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies 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 5 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 | 5331-01-063-3800 |
| Primary Part Number | MIL-PRF-1149D |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Elongation Percentage | 582 MAXIMUM |
| Outside Diameter | 0.547 INCHES MINIMUM AND 0.569 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Temp Rating | -55.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF |
| Hardness Rating | 50.0 SHORE DUROMETER A NOMINAL |
| Cross-Sectional Height | 0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN |
| Center Hole Diameter | 0.409 INCHES MINIMUM AND 0.419 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MIL-PRF-1149D | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| AS568B | Society of Automotive Engineers Inc (USA) |
| AS568B | Sae International Dba Sae International (USA) |
| AS568-905MILG11 49TYICL5 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 3-905N299-50 | Parker-Hannifin Corp Div O-Ring Division (USA) |
NSN 5331-01-063-3800 is a O-Ring, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-063-3800 has 5 cross-referenced part numbers: MIL-PRF-1149D (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), AS568B (Society of Automotive Engineers Inc), AS568B (Sae International Dba Sae International), AS568-905MILG11 49TYICL5 (Zf Industrieantriebe Witten Gmbh), 3-905N299-50 (Parker-Hannifin Corp Div O-Ring Division).
There are 12 known substitutes for 5331-01-063-3800: 5331-00-020-7106, 5331-00-054-9392, 5331-00-102-3107 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for MIL-PRF-1149D: Elongation Percentage: 582 MAXIMUM; Outside Diameter: 0.547 INCHES MINIMUM AND 0.569 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Temp Rating: -55.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF. 7 total characteristics are documented in the Federal Logistics Information System.