The O-Ring, cataloged under National Stock Number 5331-00-067-7807, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Kirkhill, Inc. Dba Kirkhill Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-067-7807 |
| Primary Part Number | R4217-10 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Kirkhill, Inc. Dba Kirkhill Inc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.250 INCHES NOMINAL IN |
| Material | RUBBER CHLOROPRENE CLASS CR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| R4217 | Kirkhill, Inc. Dba Kirkhill Inc (USA) |
| R4217-10 PRIMARY | Kirkhill, Inc. Dba Kirkhill Inc (USA) |
| Reference | Meaning |
|---|---|
| GS570DU10 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation |
| GS570DU10 | 5/9 Secondary reference Kirkhill, Inc. Dba Kirkhill Inc |
NSN 5331-00-067-7807 is a O-Ring, manufactured by Kirkhill, Inc. Dba Kirkhill Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-067-7807 has 2 manufacturer part numbers on file: R4217 (Kirkhill, Inc. Dba Kirkhill Inc), R4217-10 (Kirkhill, Inc. Dba Kirkhill Inc).
Key specifications for R4217-10: Cross-Sectional Height: 0.250 INCHES NOMINAL IN; Material: RUBBER CHLOROPRENE CLASS CR. 2 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.
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.