The Retainer,packing, cataloged under National Stock Number 5330-01-299-7643, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5330-01-299-7643 |
| Primary Part Number | L000259 PIECE 70 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| Status | ACTIVE |
| Material | COPPER ALLOY 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 |
|---|---|
| L000259 PIECE 70 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| L000259 PIECE 70 | Toolex, Inc Dba Toolex Inc (USA) |
| Reference | Meaning |
|---|---|
| 7000052 | 5/9 Secondary reference Toolex, Inc Dba Toolex Inc |
| 7000052 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 7000052 | 5/9 Secondary reference Curtiss-Wright Electro-Mechanical Corporation Div Epd |
NSN 5330-01-299-7643 is a Retainer,packing, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-299-7643 has 2 manufacturer part numbers on file: L000259 PIECE 70 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), L000259 PIECE 70 (Toolex, Inc Dba Toolex Inc).
1 possible match (shared part number, not a government interchangeability claim): 5930-01-507-9798. Verify interchangeability with system specifications before substitution.
Key specifications for L000259 PIECE 70: Material: COPPER ALLOY OVERALL. 1 specification is 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.