The Retainer,packing, cataloged under National Stock Number 5330-01-558-5825, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-558-5825 |
| Primary Part Number | M1420-112-EL |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc |
| 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 |
|---|---|
| M1420-112-EL PRIMARY | Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc (USA) |
| M3687-2383 PC NO 13 | Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc (USA) |
| Reference | Meaning |
|---|---|
| M3687-2383 PC NO 13 | 5/9 Secondary reference Derbyshire Machine & Tool Co |
| M1420-112-EL | 3/9 Design control — primary reference Derbyshire Machine & Tool Co |
NSN 5330-01-558-5825 is a Retainer,packing, manufactured by Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-558-5825 has 2 manufacturer part numbers on file: M1420-112-EL (Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc), M3687-2383 PC NO 13 (Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc).
Key specifications for M1420-112-EL: End Item Identification: VALVE RELIEF. 0 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.