The Cover,access, cataloged under National Stock Number 5340-00-554-9139, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-554-9139 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Distance From First Hole Centerline to End Along Width | 1.750 INCHES NOMINAL IN |
| Length | 4.000 INCHES NOMINAL IN |
| Distance Between Holes Along Length | 3.000 INCHES MINIMUM AND 3.750 INCHES MAXIMUM IN |
| Hole Quantity Along Length | 10 |
| Distance Between Holes Along Width | 33.750 INCHES NOMINAL IN |
| Material Document and Classification | ASTM A36 ASSN STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | FLAT |
| Securing Device Type | SPECIAL |
| Hole Quantity Along Width | 12 |
| Corner Hole Centerline Radius | 1.060 INCHES MINIMUM AND 1.070 INCHES MAXIMUM IN |
| Distance From First Hole Centerline to End Along Length | 2.000 INCHES NOMINAL IN |
| Peripheral Shape Style | RECTANGLE, MULTI HOLES |
| Width | 37.250 INCHES NOMINAL IN |
| Material | STEEL |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY ENG DWG D-7920-5 OR D-7922-5,MARK SP-103 |
| Body Thickness | 1.125 INCHES NOMINAL 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 |
| Reference | Meaning |
|---|---|
| 13214E6159 | 3/1 Design control — primary reference U.S. Government activity |
| D7920-5ANDD7922-5SP103 | 5/9 Secondary reference U.S. Government activity |
| MIL-B-52216 | 4/1 Identification reference U.S. Government activity |
NSN 5340-00-554-9139 is a Cover,access, classified under FSC 5340, Hardware, Commercial. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 5342-00-555-0518, 5420-00-555-0526, 5340-00-555-0527. Verify interchangeability with system specifications before substitution.
Key specifications for 5340-00-554-9139: Distance From First Hole Centerline to End Along Width: 1.750 INCHES NOMINAL IN; Length: 4.000 INCHES NOMINAL IN; Distance Between Holes Along Length: 3.000 INCHES MINIMUM AND 3.750 INCHES MAXIMUM IN; Hole Quantity Along Length: 10. 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.