The O-Ring, cataloged under National Stock Number 5331-01-571-2164, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Apple Rubber Products, Inc. Dba Apple Rubber Products Inc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-571-2164 |
| Primary Part Number | 9.488X0.070-70BU |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Apple Rubber Products, Inc. Dba Apple Rubber Products Inc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.070 INCHES NOMINAL IN |
| Color | BLACK |
| Center Hole Diameter | 9.488 INCHES NOMINAL IN |
| Material | RUBBER BUTYL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 9.488X0.070-70BU PRIMARY | Apple Rubber Products, Inc. Dba Apple Rubber Products Inc (USA) |
| Reference | Meaning |
|---|---|
| 9.488X.70-70BU | 5/9 Secondary reference Apple Rubber Products Inc |
NSN 5331-01-571-2164 is a O-Ring, manufactured by Apple Rubber Products, Inc. Dba Apple Rubber Products Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-571-2164 has 1 manufacturer part number on file: 9.488X0.070-70BU (Apple Rubber Products, Inc. Dba Apple Rubber Products Inc).
Key specifications for 9.488X0.070-70BU: Cross-Sectional Height: 0.070 INCHES NOMINAL IN; Color: BLACK; Center Hole Diameter: 9.488 INCHES NOMINAL IN; End Item Identification: 1680-01-528-5422, NAVY CODE LLJRZB725. 4 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5331-01-571-2164 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.