The Cover,access, cataloged under National Stock Number 5340-00-423-4258, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-00-423-4258 |
| Primary Part Number | 8439184 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| Distance From First Hole Centerline to End Along Width | 0.220 INCHES NOMINAL IN |
| Inside Width | 2.557 INCHES NOMINAL IN |
| Length | 5.060 INCHES NOMINAL IN |
| Inside Length | 3.300 INCHES NOMINAL IN |
| Distance Between Holes Along Length | 4.525 INCHES NOMINAL IN |
| Flange Thickness | 0.630 INCHES NOMINAL IN |
| First Recess Inside Height | 0.377 INCHES NOMINAL IN |
| Hole Quantity Along Length | 2 |
| Distance Between Holes Along Width | 1.050 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | SQUARE OR RECTANGULAR RECESS |
| Hole Quantity Along Width | 2 |
| Distance From First Hole Centerline to End Along Length | 0.250 INCHES NOMINAL IN |
| Peripheral Shape Style | RECTANGLE, IRREGULAR ENDS, FOUR HOLES |
| Material | STEEL COMP 304 OR STEEL COMP 304L |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8439184 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
NSN 5340-00-423-4258 is a Cover,access, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-423-4258 has 1 manufacturer part number on file: 8439184 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
Key specifications for 8439184: Distance From First Hole Centerline to End Along Width: 0.220 INCHES NOMINAL IN; Inside Width: 2.557 INCHES NOMINAL IN; Length: 5.060 INCHES NOMINAL IN; Inside Length: 3.300 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.