The Cover,access, cataloged under National Stock Number 5340-00-689-1707, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Kalmar AC Inc. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-689-1707 |
| Primary Part Number | 74710053 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Kalmar AC Inc |
| Status | ACTIVE |
| Inside Width | 9.250 INCHES NOMINAL IN |
| Inside Length | 9.250 INCHES NOMINAL IN |
| Flange Thickness | 0.073 INCHES NOMINAL IN |
| Bolt Circle Hole Quantity | 10 |
| Inside Corner Radius | 4.625 INCHES NOMINAL IN |
| First Recess Inside Height | 2.000 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | OBLONG RECESS |
| Outside Diameter | 11.375 INCHES NOMINAL IN |
| Securing Device Type | THREADED FASTENER |
| Bolt Circle Diameter | 10.375 INCHES NOMINAL IN |
| Peripheral Shape Style | ROUND, MULTI HOLES |
| Material | STEEL |
| Body Thickness | 0.073 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 |
| Part Number | Manufacturer |
|---|---|
| 74710053 PRIMARY | Kalmar AC Inc (USA) |
| Reference | Meaning |
|---|---|
| 4710053 | 5/9 Secondary reference Kalmar AC Inc |
NSN 5340-00-689-1707 is a Cover,access, manufactured by Kalmar AC Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-689-1707 has 1 manufacturer part number on file: 74710053 (Kalmar AC Inc).
Key specifications for 74710053: Inside Width: 9.250 INCHES NOMINAL IN; Inside Length: 9.250 INCHES NOMINAL IN; Flange Thickness: 0.073 INCHES NOMINAL IN; Bolt Circle Hole Quantity: 10. 13 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.