The O-Ring, cataloged under National Stock Number 5331-01-674-5245, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Carling Technologies, Inc Dba Carlingswitch. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5331-01-674-5245 |
| Primary Part Number | 506-33729-001 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Carling Technologies, Inc Dba Carlingswitch |
| Status | ACTIVE |
| Cross-Sectional Height | 0.070 INCHES NOMINAL IN |
| Material Document and Classification | ZZ-R-765 FED SPEC SINGLE MATERIAL RESPONSE |
| Center Hole Diameter | 0.370 INCHES NOMINAL IN |
| Material | RUBBER SILICONE CLASS Q |
| 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 |
|---|---|
| 506-33729-001 PRIMARY | Carling Technologies, Inc Dba Carlingswitch (USA) |
| Reference | Meaning |
|---|---|
| 4332192 | 7/2 Vendor item drawing reference Oshkosh Defense Llc |
NSN 5331-01-674-5245 is a O-Ring, manufactured by Carling Technologies, Inc Dba Carlingswitch, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-674-5245 has 1 manufacturer part number on file: 506-33729-001 (Carling Technologies, Inc Dba Carlingswitch).
Key specifications for 506-33729-001: Cross-Sectional Height: 0.070 INCHES NOMINAL IN; Material Document and Classification: ZZ-R-765 FED SPEC SINGLE MATERIAL RESPONSE; Center Hole Diameter: 0.370 INCHES NOMINAL IN; End Item Identification: 01-652-5218. 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.
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.