The Gasket, cataloged under National Stock Number 5330-01-012-2995, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Aimtron Systems, Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-012-2995 |
| Primary Part Number | 504621 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Aimtron Systems, Llc |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.156 INCHES NOMINAL IN |
| Inside Corner Radius | 0.880 INCHES NOMINAL IN |
| Hardness Rating | 30.0 SHORE DUROMETER A NOMINAL OVERALL |
| Style Designator | NON-CIRCULAR |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Width | 4.440 INCHES NOMINAL IN |
| Aperture Length | 4.440 INCHES NOMINAL IN |
| Outside Corner Radius | 0.940 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC OVERALL |
| 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 |
|---|---|
| 504621 PRIMARY | Aimtron Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 504621 | 5/9 Secondary reference Cardion Inc |
NSN 5330-01-012-2995 is a Gasket, manufactured by Aimtron Systems, Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-012-2995 has 1 manufacturer part number on file: 504621 (Aimtron Systems, Llc).
2 possible matches (shared part number, not a government interchangeability claim): 3040-01-300-0198, 5999-01-333-2282. Verify interchangeability with system specifications before substitution.
Key specifications for 504621: Cross-Sectional Thickness: 0.156 INCHES NOMINAL IN; Inside Corner Radius: 0.880 INCHES NOMINAL IN; Hardness Rating: 30.0 SHORE DUROMETER A NOMINAL OVERALL; Style Designator: NON-CIRCULAR. 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.