The Retainer,packing, cataloged under National Stock Number 5330-01-040-3403, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok. Government technical data includes 5 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-040-3403 |
| Primary Part Number | 90426-5 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok |
| Status | ACTIVE |
| Cross-Sectional Height | 0.038 INCHES MINIMUM AND 0.042 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | OVAL |
| Peripheral Diameter | 0.348 INCHES MINIMUM AND 0.352 INCHES MAXIMUM IN |
| Center Hole Diameter | 0.244 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN |
| Material | PLASTIC EPOXY AND PAPER OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 90426-5 PRIMARY | Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA) |
NSN 5330-01-040-3403 is a Retainer,packing, manufactured by Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-040-3403 has 1 manufacturer part number on file: 90426-5 (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-120-2769. Verify interchangeability with system specifications before substitution.
Key specifications for 90426-5: Cross-Sectional Height: 0.038 INCHES MINIMUM AND 0.042 INCHES MAXIMUM IN; Cross-Sectional Shape Style: OVAL; Peripheral Diameter: 0.348 INCHES MINIMUM AND 0.352 INCHES MAXIMUM IN; Center Hole Diameter: 0.244 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN. 5 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.