The Clamp,block, cataloged under National Stock Number 5340-01-538-9474, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Simmonds Precision Products Inc. 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.
| Item Name | Clamp,block |
| FSC / FSG | 5340 — Hardware, Commercial (FSG 53) |
| Manufacturers | Simmonds Precision Products Inc (CAGE 12511) |
| Parameter | Value |
|---|---|
| NSN | 5340-01-538-9474 |
| Primary Part Number | A400-5 |
| Item Name | Clamp,block |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Simmonds Precision Products Inc |
| 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 |
|---|---|
| A400-5 PRIMARY | Simmonds Precision Products Inc (USA) |
NSN 5340-01-538-9474 is a Clamp,block, manufactured by Simmonds Precision Products Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-538-9474 has 1 manufacturer part number on file: A400-5 (Simmonds Precision Products Inc).
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.