The Cover,access, cataloged under National Stock Number 5340-01-435-1677, 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 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-435-1677 |
| Primary Part Number | 5M12-14 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Corner Radius | 0.125 INCHES NOMINAL IN |
| Length | 0.888 INCHES MINIMUM AND 1.488 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-5541 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-P-2337,TYPE 1 MIL SPEC 2ND TREATMENT RESPONSE OR MIL-P-85582 TYPE 1 CL2 MIL SPEC 2ND TREATMENT RESPONSE |
| Distance Between Holes Along Length | 0.911 INCHES MINIMUM AND 0.901 INCHES MAXIMUM IN |
| Distance Between Holes Along Width | 0.911 INCHES MINIMUM AND 0.901 INCHES MAXIMUM IN |
| Mounting Opening Shape Style | UNTHREADED HOLE |
| Material Document and Classification | QQ-A-362 COND T3 FED SPEC SINGLE MATERIAL RESPONSE |
| Securing Device Type | SPECIAL |
| Surface Treatment | CHROMATE AND PRIMER |
| Peripheral Shape Style | RECTANGLE, FOUR HOLES |
| Width | 0.888 INCHES MINIMUM AND 1.488 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 2024 |
| Hole Diameter | 0.125 INCHES MINIMUM AND 0.115 INCHES MAXIMUM IN |
| Body Thickness | 0.032 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 |
|---|---|
| 5M12-14 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 5M12 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
NSN 5340-01-435-1677 is a Cover,access, manufactured by The Boeing Company Div Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-435-1677 has 1 manufacturer part number on file: 5M12-14 (The Boeing Company Div Defense).
Key specifications for 5M12-14: Corner Radius: 0.125 INCHES NOMINAL IN; Length: 0.888 INCHES MINIMUM AND 1.488 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-C-5541 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-P-2337,TYPE 1 MIL SPEC 2ND TREATMENT RESPONSE OR MIL-P-85582 TYPE 1 CL2 MIL SPEC 2ND TREATMENT RESPONSE; Distance Between Holes Along Length: 0.911 INCHES MINIMUM AND 0.901 INCHES MAXIMUM IN. 14 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 5340-01-435-1677 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.