The Post, cataloged under National Stock Number 5340-00-421-6701, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Grimes Aerospace Company. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Item Name | Post |
| FSC / FSG | 5340 — Hardware, Commercial (FSG 53) |
| Manufacturers | Grimes Aerospace Company (CAGE 72914) |
| Parameter | Value |
|---|---|
| NSN | 5340-00-421-6701 |
| Primary Part Number | A6690 |
| Item Name | Post |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Grimes Aerospace Company |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| A6690 PRIMARY | Grimes Aerospace Company (USA) |
NSN 5340-00-421-6701 is a Post, manufactured by Grimes Aerospace Company, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-421-6701 has 1 manufacturer part number on file: A6690 (Grimes Aerospace Company).
2 possible matches (shared part number, not a government interchangeability claim): 3010-00-670-5188, 4820-01-328-5703. Verify interchangeability with system specifications before substitution.
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.