The Cover,access, cataloged under National Stock Number 5340-01-320-7583, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-320-7583 |
| Primary Part Number | 7-311D10027 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Inside Width | 1.640 INCHES NOMINAL IN |
| Length | 4.200 INCHES NOMINAL IN |
| Inside Length | 2.690 INCHES NOMINAL IN |
| Flange Thickness | 0.755 INCHES NOMINAL IN |
| Inside Corner Radius | 0.019 INCHES NOMINAL IN |
| First Recess Inside Height | 1.640 INCHES NOMINAL IN |
| Material Document and Classification | QQ-A-250/4 FED SPEC ALL MATERIAL RESPONSES |
| Cross-Sectional Shape Style | SQUARE OR RECTANGULAR RECESS |
| Securing Device Type | SPECIAL |
| Specification/standard Data | 02731-7-311D10027 MANUFACTURERS SPECIFICATION |
| Peripheral Shape Style | BAND TYPE |
| Width | 2.000 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 2024 |
| Body Thickness | 0.063 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 |
|---|---|
| 7-311D10027 | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| Reference | Meaning |
|---|---|
| 7-311D10027 | 5/2 Secondary reference U.S. Government activity |
| 7-311D10027 | 3/9 Design control — primary reference Mcdonnell Douglas Helicopter Co Inc |
| 7-311D10027 | C/1 Advisory reference — outside the item-of-supply concept The Boeing Company |
| 7-311D10027 | 5/9 Secondary reference Atlantic Inertial Systems Inc |
NSN 5340-01-320-7583 is a Cover,access, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-320-7583 has 1 manufacturer part number on file: 7-311D10027 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for 7-311D10027: Inside Width: 1.640 INCHES NOMINAL IN; Length: 4.200 INCHES NOMINAL IN; Inside Length: 2.690 INCHES NOMINAL IN; Flange Thickness: 0.755 INCHES NOMINAL 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 5340-01-320-7583 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.