The Cover,access, cataloged under National Stock Number 5340-01-263-2224, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-263-2224 |
| Primary Part Number | 621-7972-001 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| Status | ACTIVE |
| Distance From First Hole Centerline to End Along Width | 0.230 INCHES NOMINAL IN |
| Length | 3.890 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | 580-0028-000 CAGEC 13499 MFR REF SINGLE TREATMENT RESPONSE |
| Distance Between Holes Along Length | 2.750 INCHES NOMINAL IN |
| Distance Between Holes Along Width | 3.350 INCHES NOMINAL IN |
| Mounting Opening Shape Style | UNTHREADED HOLE |
| Material Document and Classification | ASTM A167 COND A ASSN STD SINGLE MATERIAL RESPONSE |
| Distance From First Hole Centerline to End Along Length | 0.570 INCHES NOMINAL IN |
| Surface Treatment | ENAMEL |
| Peripheral Shape Style | RECTANGLE, FOUR HOLES |
| Width | 3.810 INCHES NOMINAL IN |
| Material | STEEL COMP 304 |
| Hole Diameter | 0.120 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN |
| Body Thickness | 0.0135 INCHES MINIMUM AND 0.0165 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 |
|---|---|
| 621-7972-001 | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| Reference | Meaning |
|---|---|
| 5340PL0167043 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 621-7972-001 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-263-2224 is a Cover,access, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-263-2224 has 1 manufacturer part number on file: 621-7972-001 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).
Key specifications for 621-7972-001: Distance From First Hole Centerline to End Along Width: 0.230 INCHES NOMINAL IN; Length: 3.890 INCHES NOMINAL IN; Surface Treatment Document and Classification: 580-0028-000 CAGEC 13499 MFR REF SINGLE TREATMENT RESPONSE; Distance Between Holes Along Length: 2.750 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.
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.