The Retainer,packing, cataloged under National Stock Number 5330-01-222-8664, 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 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-222-8664 |
| Primary Part Number | 10240 PART 19 |
| 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 | 0.218 INCHES NOMINAL IN |
| Body Recess Diameter | 0.353 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-N-281 R-MONEL FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SPECIAL |
| Flanged Body Outside Diameter | 0.481 INCHES MINIMUM AND 0.483 INCHES MAXIMUM IN |
| Peripheral Diameter | 0.585 INCHES MINIMUM AND 0.591 INCHES MAXIMUM IN |
| Center Hole Diameter | 0.248 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN |
| Material | NICKEL ALLOY R-405 OVERALL |
| Body Recess Depth | 0.123 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 10240 PART 19 PRIMARY | Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA) |
| Reference | Meaning |
|---|---|
| 90721-4 | 5/9 Secondary reference Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok |
NSN 5330-01-222-8664 is a Retainer,packing, manufactured by Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-222-8664 has 1 manufacturer part number on file: 10240 PART 19 (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-270-6197. Verify interchangeability with system specifications before substitution.
Key specifications for 10240 PART 19: Cross-Sectional Height: 0.218 INCHES NOMINAL IN; Body Recess Diameter: 0.353 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN; Material Document and Classification: QQ-N-281 R-MONEL FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: SPECIAL. 9 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.