The Plunger,detent, cataloged under National Stock Number 5340-01-646-0768, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Item Name | Plunger,detent |
| FSC / FSG | 5340 — Hardware, Commercial (FSG 53) |
| Manufacturers | Mcmaster-Carr Supply Co (CAGE 39428) |
| Parameter | Value |
|---|---|
| NSN | 5340-01-646-0768 |
| Primary Part Number | 3408A59 THD LOCK |
| Item Name | Plunger,detent |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Mcmaster-Carr Supply Co |
| 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 |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 3408A59 THD LOCK | Mcmaster-Carr Supply Co (USA) |
| Reference | Meaning |
|---|---|
| D-WK-879-17 | D/9 Drawing number reference only U.S. Government activity |
| D-WK-879-17-5 | 3/2 Design control — primary reference U.S. Government activity |
| D-WK-879-17 REV E PC# 5 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5340-01-646-0768 is a Plunger,detent, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-646-0768 has 1 manufacturer part number on file: 3408A59 THD LOCK (Mcmaster-Carr Supply Co).
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.