The Felt,mechanical,preformed, cataloged under National Stock Number 5330-01-325-9971, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Army, United States Department of the Dba Watervliet Arsenal Div Business Development. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Felt,mechanical,preformed |
| FSC / FSG | 5330 — Packing and Gasket Materials (FSG 53) |
| Manufacturers | Elbit Systems C4i and Cyber Ltd Div C4i and Cyber (CAGE 2291A); Army, United States Department of the Dba Watervliet Arsenal Div Business Development (CAGE 19206) |
| Parameter | Value |
|---|---|
| NSN | 5330-01-325-9971 |
| Primary Part Number | 12577430 |
| Item Name | Felt,mechanical,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Army, United States Department of the Dba Watervliet Arsenal Div Business Development |
| Status | ACTIVE |
| 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 |
|---|---|
| K-256 | Elbit Systems C4i and Cyber Ltd Div C4i and Cyber (ISR) |
| 12577430 PRIMARY | Army, United States Department of the Dba Watervliet Arsenal Div Business Development (USA) |
| Reference | Meaning |
|---|---|
| K-256 | 5/9 Secondary reference Soltam Systems Ltd. Dba Soltam Ltd. |
| K-256 | 5/9 Secondary reference Soltam Systems Ltd. |
| 12577430 | 5/9 Secondary reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
NSN 5330-01-325-9971 is a Felt,mechanical,preformed, manufactured by Army, United States Department of the Dba Watervliet Arsenal Div Business Development, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-325-9971 has 2 manufacturer part numbers on file: K-256 (Elbit Systems C4i and Cyber Ltd Div C4i and Cyber), 12577430 (Army, United States Department of the Dba Watervliet Arsenal Div Business Development).
1 possible match (shared part number, not a government interchangeability claim): 5180-01-582-0384. Verify interchangeability with system specifications before substitution.
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.