The Cover,access, cataloged under National Stock Number 5340-01-140-3151, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 5 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 | 5340-01-140-3151 |
| Primary Part Number | 74A321644-1003 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Mounting Opening Shape Style | UNTHREADED HOLE |
| Material Document and Classification | MMS549,TYPE 1 ASSN STD SINGLE MATERIAL RESPONSE |
| Securing Device Type | THREADED FASTENER |
| Material | GRAPHITE |
| Hole Diameter | 0.250 INCHES NOMINAL IN |
| 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 |
|---|---|
| 74A321644-1003 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 5340-01-140-3151 is a Cover,access, manufactured by The Boeing Company Div Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-140-3151 has 1 manufacturer part number on file: 74A321644-1003 (The Boeing Company Div Defense).
Key specifications for 74A321644-1003: Mounting Opening Shape Style: UNTHREADED HOLE; Material Document and Classification: MMS549,TYPE 1 ASSN STD SINGLE MATERIAL RESPONSE; Securing Device Type: THREADED FASTENER; End Item Identification: AIRCRAFT MODEL F-18. 5 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 5340-01-140-3151 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.