The O-Ring, cataloged under National Stock Number 5331-00-197-9606, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Grove Valve Operations. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-00-197-9606 |
| Primary Part Number | N91-81639 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Grove Valve Operations |
| Status | CANCELLED |
| Cross-Sectional Height | 0.139 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Center Hole Diameter | 6.711 INCHES MINIMUM AND 6.757 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| N91-81639 | Grove Valve Operations (USA) |
| N304-7-39 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| A395X105 | David Brown Hydraulics Inc Dba Hydreco (USA) |
| PR4301-1PC21 | The Electric Tachometer Corp. (USA) |
| A395X105 | General Signal Corp (USA) |
| PS1-30-5-39 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| PR4201-1PC21 | The Electric Tachometer Corp. (USA) |
| 2-261N304-75 | Parker Hannifin Gmbh O-Ring Division (DEU) |
| R237PC84 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| AN6230-39 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
| PR4202-1PC21 | The Electric Tachometer Corp. (USA) |
| 5331PL0915882 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| R238AREVAPC84 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
NSN 5331-00-197-9606 is a O-Ring, manufactured by Grove Valve Operations, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-197-9606 has 13 cross-referenced part numbers: N91-81639 (Grove Valve Operations), N304-7-39 (Parker-Hannifin Corp Div O-Ring Division), A395X105 (David Brown Hydraulics Inc Dba Hydreco), PR4301-1PC21 (The Electric Tachometer Corp.), A395X105 (General Signal Corp) and 8 more.
There is 1 known substitute for 5331-00-197-9606: 5331-01-106-7286. Verify interchangeability with system specifications before substitution.
Key specifications for N91-81639: Cross-Sectional Height: 0.139 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Center Hole Diameter: 6.711 INCHES MINIMUM AND 6.757 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 3 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-197-9606 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.