The Gasket, cataloged under National Stock Number 5330-01-421-9504, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Fm Af, Llc Dba American Fan Company. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-421-9504 |
| Primary Part Number | FF-18498 PC 26 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Fm Af, Llc Dba American Fan Company |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.062 INCHES NOMINAL IN |
| Hardness Rating | 40.0 SHORE DUROMETER A NOMINAL OVERALL |
| Style Designator | NON-CIRCULAR |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Diameter | 1.188 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Material | RUBBER NEOPRENE OVERALL |
| Hole Diameter | 0.281 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| 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 |
|---|---|
| FF-18498 PC 26 PRIMARY | Fm Af, Llc Dba American Fan Company (USA) |
| Reference | Meaning |
|---|---|
| 5330PL0923048 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 1392695 | 5/9 Secondary reference Fm Af, Llc Dba American Fan Company |
NSN 5330-01-421-9504 is a Gasket, manufactured by Fm Af, Llc Dba American Fan Company, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-421-9504 has 1 manufacturer part number on file: FF-18498 PC 26 (Fm Af, Llc Dba American Fan Company).
Key specifications for FF-18498 PC 26: Cross-Sectional Thickness: 0.062 INCHES NOMINAL IN; Hardness Rating: 40.0 SHORE DUROMETER A NOMINAL OVERALL; Style Designator: NON-CIRCULAR; Overall Length: 2.125 INCHES NOMINAL IN. 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.