The Plunger,detent, cataloged under National Stock Number 5340-01-042-9230, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Army, United States Department of the Dba Watervliet Arsenal Div Business Development. Government technical data includes 3 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-042-9230 |
| Primary Part Number | 11578980 |
| Item Name | Plunger,detent |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Army, United States Department of the Dba Watervliet Arsenal Div Business Development |
| Status | ACTIVE |
| Length | 2.060 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Diameter | 0.495 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 11578980 PRIMARY | Army, United States Department of the Dba Watervliet Arsenal Div Business Development (USA) |
NSN 5340-01-042-9230 is a Plunger,detent, manufactured by Army, United States Department of the Dba Watervliet Arsenal Div Business Development, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-042-9230 has 1 manufacturer part number on file: 11578980 (Army, United States Department of the Dba Watervliet Arsenal Div Business Development).
Key specifications for 11578980: Length: 2.060 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN; Diameter: 0.495 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN; Special Features: 3 STEPS,FIRST STEP 0.420 IN LG;1..850 IN DIA;2ND STEP 1.063 IN LG;0.311IN DIA;3RD STEP 0.577 IN LG;0.495 IN DIA;ROCKWELL HARDNESS 30-36;MORTAR 60MM,XM224 NSN1010-01-020-5626 MM; Material: STEEL OVERALL. 3 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.
NSN 5340-01-042-9230 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.