The Retainer,packing, cataloged under National Stock Number 5330-01-050-0277, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Carver Pump Company. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-050-0277 |
| Primary Part Number | A063HN00-01-253 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Carver Pump Company |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.059 INCHES NOMINAL IN |
| Cross-Sectional Height | 0.188 INCHES NOMINAL IN |
| Rim Surface Width | 0.062 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | FLANGE |
| Peripheral Diameter | 1.617 INCHES MINIMUM AND 1.620 INCHES MAXIMUM IN |
| Center Hole Diameter | 1.132 INCHES MINIMUM AND 1.133 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 |
|---|---|
| A063HN00-01-253 PRIMARY | Carver Pump Company (USA) |
| Reference | Meaning |
|---|---|
| A063HNQ0-01-253 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5330-01-050-0277 is a Retainer,packing, manufactured by Carver Pump Company, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-050-0277 has 1 manufacturer part number on file: A063HN00-01-253 (Carver Pump Company).
1 possible match (shared part number, not a government interchangeability claim): 3120-01-344-3820. Verify interchangeability with system specifications before substitution.
Key specifications for A063HN00-01-253: Cross-Sectional Thickness: 0.059 INCHES NOMINAL IN; Cross-Sectional Height: 0.188 INCHES NOMINAL IN; Rim Surface Width: 0.062 INCHES NOMINAL IN; Cross-Sectional Shape Style: FLANGE. 6 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.