The Gasket, cataloged under National Stock Number 5330-01-566-1541, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-566-1541 |
| Primary Part Number | 11473643-4 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.250 INCHES NOMINAL IN |
| Inside Corner Radius | 0.120 INCHES NOMINAL IN |
| Outside Edge to Inside Edge Smallest Distance Along Width | 0.410 INCHES NOMINAL IN |
| Style Designator | NON-CIRCULAR |
| Material Document and Classification | MIL-R-46089 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Edge to Inside Edge Smallest Distance Along Length | 0.410 INCHES NOMINAL IN |
| Material | RUBBER 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 |
|---|---|
| 11473643-4 PRIMARY | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| 11473643 | D/9 Drawing number reference only Us Army Aviation and Missile Command |
NSN 5330-01-566-1541 is a Gasket, manufactured by Us Army Aviation and Missile Command, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-566-1541 has 1 manufacturer part number on file: 11473643-4 (Us Army Aviation and Missile Command).
3 possible matches (shared part number, not a government interchangeability claim): 5330-01-566-1553, 5330-01-566-1566, 5330-01-566-6953. Verify interchangeability with system specifications before substitution.
Key specifications for 11473643-4: Cross-Sectional Thickness: 0.250 INCHES NOMINAL IN; Inside Corner Radius: 0.120 INCHES NOMINAL IN; Outside Edge to Inside Edge Smallest Distance Along Width: 0.410 INCHES NOMINAL IN; Style Designator: NON-CIRCULAR. 8 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.