The Retainer,packing, cataloged under National Stock Number 5330-01-185-3530, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 7 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-185-3530 |
| Primary Part Number | 655B0291B485A |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | ACTIVE |
| Attachment Hole Diameter | 0.438 INCHES NOMINAL IN |
| Attachment Feature Quantity | 1 |
| Cross-Sectional Height | 1.250 INCHES NOMINAL IN |
| Material Document and Classification | ASTM A743,GRADE CA-6NM ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Center Hole Diameter | 1.688 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Attachment Method | ROUND HOLE |
| 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 |
|---|---|
| 655B0291B485A PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
NSN 5330-01-185-3530 is a Retainer,packing, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-185-3530 has 1 manufacturer part number on file: 655B0291B485A (Circor Naval Solutions Llc Dba Warren Pumps).
Key specifications for 655B0291B485A: Attachment Hole Diameter: 0.438 INCHES NOMINAL IN; Attachment Feature Quantity: 1; Cross-Sectional Height: 1.250 INCHES NOMINAL IN; Material Document and Classification: ASTM A743,GRADE CA-6NM ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 7 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.