The Plug Assembly,sealing, cataloged under National Stock Number 5340-01-571-4042, 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 9 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-571-4042 |
| Primary Part Number | H547-0001-B47474ITEM 11-2C1 |
| 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 CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS AND REQUIRES CLEANING, PACKING, AND MARKING IAW MIL-STD-1330 |
| 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 |
|---|---|
| H547-0001-B47474ITEM 11-2C1 | Naval Inventory Control Point Mechanicsburg (USA) |
| B47474-11-2C1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 3423-1011-1C1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 7550478-B47474-11-2C1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 3423-1001 ITEM 02C1 | Naval Inventory Control Point Mechanicsburg (USA) |
| B47474 ITEM 02C1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 3423-1011-1 | Mission Systems Orchard Park Inc (USA) |
| 3423-1001 ITEM 02 | Carleton Technologies Inc Div Tampa Facility (USA) |
| G547-0002-B47474-11-2C1 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| H547-0001-B47474ITEM 11-2 | 5/1 Secondary reference U.S. Government activity |
| B47474 ITEM 02 | 5/1 Secondary reference Mission Systems Orchard Park Inc |
| B47474-11-2 | 5/1 Secondary reference Mission Systems Orchard Park Inc |
| 7550478-B47474-11-2 | 3/1 Design control — primary reference Naval Sea Systems Command |
| G547-0002-B47474-11-2 | 5/1 Secondary reference U.S. Government activity |
NSN 5340-01-571-4042 is a Plug Assembly,sealing, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-571-4042 has 9 manufacturer part numbers on file: H547-0001-B47474ITEM 11-2C1 (Naval Inventory Control Point Mechanicsburg), B47474-11-2C1 (Naval Inventory Control Point Mechanicsburg), 3423-1011-1C1 (Naval Inventory Control Point Mechanicsburg), 7550478-B47474-11-2C1 (Naval Inventory Control Point Mechanicsburg), 3423-1001 ITEM 02C1 (Naval Inventory Control Point Mechanicsburg) and 4 more.
Key specifications for H547-0001-B47474ITEM 11-2C1: Criticality Code Justification: ZZZY; End Item Identification: REDUCING STATION ASSEMBLY,OXYGEN PRESSURE; Reference Number Differentiating Characteristics: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS AND REQUIRES CLEANING, PACKING, AND MARKING IAW MIL-STD-1330. 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.