The O-Ring, cataloged under National Stock Number 5331-01-381-9994, 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 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-381-9994 |
| Primary Part Number | MIL-R-83248/2 |
| 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 |
| Hardness Rating | 90.0 SHORE DUROMETER A NOMINAL |
| Material | RUBBER FLUOROCARBON CLASS FPM |
| Material Document and Classification | V709-90,CAGEC-02697 MFR REF SINGLE MATERIAL RESPONSE |
| Color | BROWN |
| Center Hole Diameter | 3.451 INCHES MINIMUM AND 3.499 INCHES MAXIMUM IN |
| Temp Rating | -15.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MIL-R-83248/2 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| B39892472 | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| 39834174 | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| M83248/2-341 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 2-341V709-90 | Parker-Hannifin Corp Div O-Ring Division (USA) |
NSN 5331-01-381-9994 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 5331-01-381-9994 has 5 cross-referenced part numbers: MIL-R-83248/2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), B39892472 (Leslie Controls, Inc. Dba Leslie Controls Inc), 39834174 (Leslie Controls, Inc. Dba Leslie Controls Inc), M83248/2-341 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 2-341V709-90 (Parker-Hannifin Corp Div O-Ring Division).
There is 1 known substitute for 5331-01-381-9994: 5331-00-409-9867. Verify interchangeability with system specifications before substitution.
Key specifications for MIL-R-83248/2: Hardness Rating: 90.0 SHORE DUROMETER A NOMINAL; Material: RUBBER FLUOROCARBON CLASS FPM; Material Document and Classification: V709-90,CAGEC-02697 MFR REF SINGLE MATERIAL RESPONSE; Color: BROWN. 7 total characteristics are documented in the Federal Logistics Information System.