The Cover,access, cataloged under National Stock Number 5340-01-266-9381, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 16 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 | 5340-01-266-9381 |
| Primary Part Number | 431976 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Distance From First Hole Centerline to End Along Width | 0.250 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Corner Radius | 0.250 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Length | 2.420 INCHES MINIMUM AND 2.544 INCHES MAXIMUM IN |
| Distance Between Holes Along Length | 1.920 INCHES NOMINAL IN |
| Distance Between Holes Along Width | 1.920 INCHES NOMINAL IN |
| Mounting Opening Shape Style | UNTHREADED HOLE |
| Material Document and Classification | AMS 4037 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4120 ASSN STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | FLAT |
| Securing Device Type | SPECIAL |
| Distance From First Hole Centerline to End Along Length | 0.250 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Surface Treatment | PAINT |
| Peripheral Shape Style | RECTANGLE, FOUR HOLES |
| Width | 2.420 INCHES MINIMUM AND 2.544 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 2024 |
| Hole Diameter | 0.276 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN |
| Body Thickness | 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM 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 |
|---|---|
| 431976 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 5340-01-266-9381 is a Cover,access, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-266-9381 has 1 manufacturer part number on file: 431976 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 431976: Distance From First Hole Centerline to End Along Width: 0.250 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN; Corner Radius: 0.250 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN; Length: 2.420 INCHES MINIMUM AND 2.544 INCHES MAXIMUM IN; Distance Between Holes Along Length: 1.920 INCHES NOMINAL IN. 16 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.