The Latch Set,mortise, cataloged under National Stock Number 5340-00-680-8616, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Kason Hardware a Div of Kason Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-680-8616 |
| Primary Part Number | 1-0531C-00004 |
| Item Name | Latch Set,mortise |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Kason Hardware a Div of Kason Inc |
| Status | ACTIVE |
| Action Type | SPRING |
| Thickness | 0.875 INCHES NOMINAL DOOR IN |
| 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 |
|---|---|
| 1-0531C-00004 PRIMARY | Kason Hardware a Div of Kason Inc (USA) |
| Reference | Meaning |
|---|---|
| 531C | 5/9 Secondary reference Kason Hardware a Div of Kason Inc |
NSN 5340-00-680-8616 is a Latch Set,mortise, manufactured by Kason Hardware a Div of Kason Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-680-8616 has 1 manufacturer part number on file: 1-0531C-00004 (Kason Hardware a Div of Kason Inc).
Key specifications for 1-0531C-00004: Action Type: SPRING; Special Features: OPERATION METHOD:LEVER HANDLE;RELEASE BAR:NOT INCLUDED;; Thickness: 0.875 INCHES NOMINAL DOOR IN. 2 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.