The Packing with Retainer, cataloged under National Stock Number 5330-00-565-4306, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp. 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-00-565-4306 |
| Primary Part Number | 20358-2 |
| Item Name | Packing with Retainer |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625 TY 2 MIL SPEC SINGLE TREATMENT RESPONSE RETAINER |
| Packing Inside Diameter | 0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN |
| Outside Diameter | 0.365 INCHES MINIMUM AND 0.415 INCHES MAXIMUM IN |
| Packing Ring Cross-Sectional Diameter | 0.043 INCHES MINIMUM AND 0.057 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-A-250/13 T6 FED SPEC SINGLE MATERIAL RESPONSE RETAINER |
| Retainer Thickness | 0.040 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE RETAINER |
| Material | ALUMINUM ALLOY 7075 RETAINER |
| Construction | ONE-PIECE |
| 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 |
|---|---|
| 20358-2 | Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp (USA) |
| Reference | Meaning |
|---|---|
| 668416-032 | 5/9 Secondary reference U.S. Government activity |
| 668416-03-2 | 3/2 Design control — primary reference U.S. Government activity |
| R98SA03B | 5/9 Secondary reference The Boeing Company Div Defense |
| R98SA03B | 5/9 Secondary reference Cutler Metal Products Co |
| R98SA03B | 5/9 Secondary reference Mcdonnell Douglas Corp Mcdonnell Douglas Electronic Systems Co |
NSN 5330-00-565-4306 is a Packing with Retainer, manufactured by Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-565-4306 has 1 manufacturer part number on file: 20358-2 (Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp).
1 possible match (shared part number, not a government interchangeability claim): 5998-01-240-4912. Verify interchangeability with system specifications before substitution.
Key specifications for 20358-2: Surface Treatment Document and Classification: MIL-A-8625 TY 2 MIL SPEC SINGLE TREATMENT RESPONSE RETAINER; Packing Inside Diameter: 0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN; Outside Diameter: 0.365 INCHES MINIMUM AND 0.415 INCHES MAXIMUM IN; Packing Ring Cross-Sectional Diameter: 0.043 INCHES MINIMUM AND 0.057 INCHES MAXIMUM IN. 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.