The Packing with Retainer, cataloged under National Stock Number 5330-01-439-6418, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-439-6418 |
| Item Name | Packing with Retainer |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Packing Ring Thickness | 0.128 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN |
| Retainer Inside Diameter | 2.320 INCHES MAXIMUM IN |
| Packing Inside Diameter | 1.965 INCHES MINIMUM AND 1.985 INCHES MAXIMUM IN |
| Outside Diameter | 2.745 INCHES MINIMUM AND 2.770 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-S-5059 MIL SPEC ALL MATERIAL RESPONSES RETAINER |
| Material Document and Classification | MIL-R-6855, CL1, GR60 MIL SPEC SINGLE MATERIAL RESPONSE PACKING |
| Cross-Sectional Shape Style | SPECIAL |
| Retainer Thickness | 0.086 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING |
| Material | STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 304 RETAINER |
| Construction | TWO-PIECE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| NAS1523C32F | 3/2 Design control — primary reference U.S. Government activity |
| NAS1523 | 3/1 Design control — primary reference U.S. Government activity |
NSN 5330-01-439-6418 is a Packing with Retainer, classified under FSC 5330, Packing and Gasket Materials. Status: active.
Key specifications for 5330-01-439-6418: Packing Ring Thickness: 0.128 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN; Retainer Inside Diameter: 2.320 INCHES MAXIMUM IN; Packing Inside Diameter: 1.965 INCHES MINIMUM AND 1.985 INCHES MAXIMUM IN; Outside Diameter: 2.745 INCHES MINIMUM AND 2.770 INCHES MAXIMUM IN. 11 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.