The Packing,preformed, cataloged under National Stock Number 5330-01-526-6244, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Greene Tweed & Co Inc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Packing,preformed |
| FSC / FSG | 5330 — Packing and Gasket Materials (FSG 53) |
| Manufacturers | Greene Tweed & Co Inc (CAGE 5F573); Kalrez Usa, Llc (CAGE 0GGM9) |
| Parameter | Value |
|---|---|
| NSN | 5330-01-526-6244 |
| Primary Part Number | A901302-00616 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Greene Tweed & Co Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| A901302-00616 PRIMARY | Greene Tweed & Co Inc (USA) |
| K90297 PRIMARY | Kalrez Usa, Llc (USA) |
| Reference | Meaning |
|---|---|
| 4074T58P62 | 1/2 Source control — Government-approved source U.S. Government activity |
| 4074T58 | 5/2 Secondary reference U.S. Government activity |
NSN 5330-01-526-6244 is a Packing,preformed, manufactured by Greene Tweed & Co Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-526-6244 has 2 manufacturer part numbers on file: A901302-00616 (Greene Tweed & Co Inc), K90297 (Kalrez Usa, Llc).
4 possible matches (shared part number, not a government interchangeability claim): 5331-01-526-7199, 5331-01-526-8369, 5331-01-526-8373. 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.