The Plug Assembly,sealing, cataloged under National Stock Number 5340-01-540-9312, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 21 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 21 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-540-9312 |
| Primary Part Number | H821-0701-36L1 |
| Item Name | Plug Assembly,sealing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | MATERIAL CONROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONROL STANDARD FOR LEVEL I ITEMS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | S |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| H821-0701-36L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 7072260-A1L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-7108124-36L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| H821-0704-36L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-7108123-36L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-7108123-56L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| H821-0202-81L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-7108124-56L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| H821-0702-56L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| H821-0703-56L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-7072260-A1L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-7108126-36L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-7072201-81L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-7108126-56L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-7108125-56L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-7072202-81L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| H821-0201-81L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| H821-0702-36L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| H821-0704-56L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| H821-0703-36L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| H821-0702-36 | 5/1 Secondary reference U.S. Government activity |
| 751-7072260-A1 | 5/1 Secondary reference Naval Sea Systems Command |
| 751-7108124-36 | 5/1 Secondary reference Naval Sea Systems Command |
| 751-7072202-81 | 3/1 Design control — primary reference Naval Sea Systems Command |
| 751-7108123-56 | 5/1 Secondary reference Naval Sea Systems Command |
| 751-7108126-36 | 5/1 Secondary reference Naval Sea Systems Command |
| H821-0202-81 | 5/1 Secondary reference U.S. Government activity |
| H821-0703-56 | 5/1 Secondary reference U.S. Government activity |
| 751-7108123-36 | 5/1 Secondary reference Naval Sea Systems Command |
| H821-0201-81 | 5/1 Secondary reference U.S. Government activity |
| H821-0703-36 | 5/1 Secondary reference U.S. Government activity |
| H821-0701-36 | 5/1 Secondary reference U.S. Government activity |
| 751-7072201-81 | 5/1 Secondary reference Naval Sea Systems Command |
| 7072260-A1 | 5/1 Secondary reference U.S. Government activity |
| H821-0704-56 | 5/1 Secondary reference U.S. Government activity |
| 751-7108126-56 | 5/1 Secondary reference Naval Sea Systems Command |
| 751-7108124-56 | 5/1 Secondary reference Naval Sea Systems Command |
| 751-7108125-56 | 5/1 Secondary reference Naval Sea Systems Command |
| 751-7108125-36 | 5/1 Secondary reference Naval Sea Systems Command |
| H821-0702-56 | 5/1 Secondary reference U.S. Government activity |
NSN 5340-01-540-9312 is a Plug Assembly,sealing, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-540-9312 has 21 manufacturer part numbers on file: H821-0701-36L1 (Naval Inventory Control Point Mechanicsburg), 7072260-A1L1 (Naval Inventory Control Point Mechanicsburg), 751-7108124-36L1 (Naval Inventory Control Point Mechanicsburg), H821-0704-36L1 (Naval Inventory Control Point Mechanicsburg), 751-7108123-36L1 (Naval Inventory Control Point Mechanicsburg) and 16 more.
Key specifications for H821-0701-36L1: Criticality Code Justification: ZZZY; Part Name Assigned by Controlling Agency: (DRAWING) PLUG ASSEMBLY, BLANKING; End Item Identification: SHELL ASSEMBLY, TORPEDO TUBE, LEFT HAND, UPPER; SHELL ASSEMBLY, TORPEDO TUBE, LEFT HAND, LOWER; DOOR ASSEMBLY, BREECH, LEFT HAND; DOOR, ASSEMBLY, BREECH, RIGHT HAND; SHELL ASSEMBLY, TORPEDO TUBE, RIGHT HAND; SHELL ASSEMBLY, TORPEDO TUBE, LOWER RIGHT HAND; Reference Number Differentiating Characteristics: MATERIAL CONROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONROL STANDARD FOR LEVEL I ITEMS. 2 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.