The Cover,access, cataloged under National Stock Number 5340-00-071-3970, 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 10 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 | 5340-00-071-3970 |
| Primary Part Number | 53-87404-1 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Length | 3.480 INCHES NOMINAL IN |
| Distance Between Holes Along Length | 3.000 INCHES NOMINAL IN |
| Hole Quantity Along Length | 2 |
| Mounting Opening Shape Style | UNTHREADED HOLE |
| Material Document and Classification | QQ-A-250/4,T3 FED SPEC SINGLE MATERIAL RESPONSE |
| Distance From First Hole Centerline to End Along Length | 0.240 INCHES NOMINAL IN |
| Peripheral Shape Style | OVAL, MULTI HOLES |
| Width | 0.950 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 2024 |
| Hole Diameter | 0.125 INCHES NOMINAL 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 |
|---|---|
| 53-87404-1 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 5340-00-071-3970 is a Cover,access, manufactured by The Boeing Company Div Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-071-3970 has 1 manufacturer part number on file: 53-87404-1 (The Boeing Company Div Defense).
Key specifications for 53-87404-1: Length: 3.480 INCHES NOMINAL IN; Distance Between Holes Along Length: 3.000 INCHES NOMINAL IN; Hole Quantity Along Length: 2; Mounting Opening Shape Style: UNTHREADED HOLE. 10 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.