The Packing with Retainer, cataloged under National Stock Number 5330-00-490-6434, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Gaynor Industries Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-490-6434 |
| Primary Part Number | RS39090SS3 |
| Item Name | Packing with Retainer |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Gaynor Industries Inc |
| Status | ACTIVE |
| Outside Diameter | 0.391 INCHES NOMINAL IN |
| Material Document and Classification | B7A20 FSCM 26512 MFR REF SINGLE MATERIAL RESPONSE RETAINER |
| Test Data Document | 81349-MIL-E-52728 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Material | STEEL RETAINER |
| Material | PLASTIC POLYVINYL CHLORIDE (PVC) PACKING |
| 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 |
|---|---|
| RS39090SS3 PRIMARY | Gaynor Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| RS39090SS3 | 5/9 Secondary reference Jacobson Mfg Co Inc Barwood Mfg Co Div |
| 8916K70P001 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5330-00-490-6434 is a Packing with Retainer, manufactured by Gaynor Industries Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-490-6434 has 1 manufacturer part number on file: RS39090SS3 (Gaynor Industries Inc).
Key specifications for RS39090SS3: Outside Diameter: 0.391 INCHES NOMINAL IN; Material Document and Classification: B7A20 FSCM 26512 MFR REF SINGLE MATERIAL RESPONSE RETAINER; Test Data Document: 81349-MIL-E-52728 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).; Material: STEEL RETAINER. 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.