The Seal,nonmetallic Round Section, cataloged under National Stock Number 5330-01-576-6067, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Hardigg Industries, Llc Div Hardigg Cases. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-576-6067 |
| Primary Part Number | P21-473-73 |
| Item Name | Seal,nonmetallic Round Section |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Hardigg Industries, Llc Div Hardigg Cases |
| Status | ACTIVE |
| Style Designator | STRIP |
| Cross-Sectional Shape Style | CIRCULAR |
| Cross Section Outside Diameter | 0.391 INCHES MINIMUM AND 0.441 INCHES MAXIMUM IN |
| Material | RUBBER SILICONE CLASS Q OVERALL |
| 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 |
|---|---|
| P21-473-73 PRIMARY | Hardigg Industries, Llc Div Hardigg Cases (USA) |
| DL 17371-100 | Hardigg Industries, Llc Div Hardigg Cases (USA) |
| Reference | Meaning |
|---|---|
| 17371-109 | D/9 Drawing number reference only Hardigg Industries, Llc Div Hardigg Cases |
NSN 5330-01-576-6067 is a Seal,nonmetallic Round Section, manufactured by Hardigg Industries, Llc Div Hardigg Cases, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-576-6067 has 2 manufacturer part numbers on file: P21-473-73 (Hardigg Industries, Llc Div Hardigg Cases), DL 17371-100 (Hardigg Industries, Llc Div Hardigg Cases).
Key specifications for P21-473-73: Style Designator: STRIP; Overall Length: 196.000 INCHES NOMINAL IN; Cross-Sectional Shape Style: CIRCULAR; Special Features: BOND ENDS OF GASKET TOGERTHER WITHADHESIVE MIL-A-46106,TYPE 1. 5 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.