The Cover,access, cataloged under National Stock Number 5340-00-606-2240, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Babcock & Wilcox Co. 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-00-606-2240 |
| Primary Part Number | 51364B |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Babcock & Wilcox Co |
| Status | ACTIVE |
| Corner Radius | 0.562 INCHES NOMINAL IN |
| Length | 6.750 INCHES NOMINAL IN |
| Distance Between Holes Along Length | 5.624 INCHES NOMINAL IN |
| Flange Thickness | 0.375 INCHES NOMINAL IN |
| Mounting Opening Shape Style | OPEN VERTICAL CURVED SLOT |
| Cross-Sectional Shape Style | FLAT, SQUARE OR RECTANGULAR RIB REINFORCED |
| Features Provided | OBSERVATION FACILITY |
| Securing Device Type | THREADED FASTENER |
| Body Radius | 2.750 INCHES NOMINAL IN |
| Peripheral Shape Style | DIAMOND, ROUNDED CORNERS, TWO HOLES |
| Width | 5.500 INCHES NOMINAL IN |
| Material | STEEL |
| Slot Width | 0.406 INCHES NOMINAL IN |
| Body Thickness | 0.437 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 |
|---|---|
| 51364B PRIMARY | Babcock & Wilcox Co (USA) |
| Reference | Meaning |
|---|---|
| 128512E PIECE 5 | C/1 Advisory reference — outside the item-of-supply concept The Babcock & Wilcox Company Dba B & W Service Co Div B&w Service Company |
| 128512EPC55A | C/1 Advisory reference — outside the item-of-supply concept Babcock & Wilcox Co |
| 128512EPC55A | C/1 Advisory reference — outside the item-of-supply concept The Babcock & Wilcox Company Dba B & W Service Co Div B&w Service Company |
| 2073FPC54 | C/1 Advisory reference — outside the item-of-supply concept The Babcock & Wilcox Company Dba B & W Service Co Div B&w Service Company |
| 51364B | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 5488EPC55 | 5/9 Secondary reference Babcock & Wilcox Co |
NSN 5340-00-606-2240 is a Cover,access, manufactured by Babcock & Wilcox Co, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-606-2240 has 1 manufacturer part number on file: 51364B (Babcock & Wilcox Co).
Key specifications for 51364B: Corner Radius: 0.562 INCHES NOMINAL IN; Length: 6.750 INCHES NOMINAL IN; Distance Between Holes Along Length: 5.624 INCHES NOMINAL IN; Flange Thickness: 0.375 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.