The O-Ring, cataloged under National Stock Number 5331-01-411-9971, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Parker-Hannifin Corp Div O-Ring Division. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 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 | 5331-01-411-9971 |
| Primary Part Number | 2-381V884-75 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Parker-Hannifin Corp Div O-Ring Division |
| Status | ACTIVE |
| Material | RUBBER |
| Center Hole Diameter | 12.375 INCHES NOMINAL IN |
| Temp Rating | -15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 12.395 INCHES NOMINAL IN |
| Hardness Rating | 75.0 SHORE DUROMETER A NOMINAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2-381 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 38154-0-E/23 | Hepburn Engineering Inc (CAN) |
| 2-381V884-75 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
NSN 5331-01-411-9971 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-411-9971 has 3 cross-referenced part numbers: 2-381 (Parker-Hannifin Corp Div O-Ring Division), 38154-0-E/23 (Hepburn Engineering Inc), 2-381V884-75 (Parker-Hannifin Corp Div O-Ring Division).
There are 12 known substitutes for 5331-01-411-9971: 5445-00-183-7703, 6130-00-497-3463, 8465-00-558-0151 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2-381V884-75: Material: RUBBER; Center Hole Diameter: 12.375 INCHES NOMINAL IN; Temp Rating: -15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF; Cross-Sectional Height: 12.395 INCHES NOMINAL IN. 6 total characteristics are documented in the Federal Logistics Information System.