The Cap,valve, cataloged under National Stock Number 4820-01-452-0161, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves 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 23 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 24 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-452-0161 |
| Primary Part Number | 751-6402440 ASSEMBLY 84L1 |
| Item Name | Cap,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| 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 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 751-6402440 ASSEMBLY 84L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-6402402 ITEM 3L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-6402408 ITEM67L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 211032982L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-6402404 ITEM 3L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-6402403-3L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-6402401 ITEM3L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-6402404-3L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-6402408 ITEM3L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-6402407 ITEM67L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-6402406 ITEM 3L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-6402405 ITEM3L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-6402405 ITEM67L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-6402407 ITEM 3L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-6402440-AY84L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-6402402 ITEM67L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-6402404 ITEM 67L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-6402403 ITEM 3L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-6402403 ITEM 67L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 751-6402406 ITEM 67L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 751-6402408 ITEM 3 | 5/1 Secondary reference Naval Sea Systems Command |
| 751-6402404 ITEM 67 | 5/1 Secondary reference Naval Sea Systems Command |
| 751-6402402 ITEM 3 | 5/1 Secondary reference Naval Sea Systems Command |
| 751-6402401 ITEM67 | 5/1 Secondary reference Naval Sea Systems Command |
| 751-6402403 FIND 67 | 5/1 Secondary reference Naval Sea Systems Command |
| 751-6402406 ITEM 67 | 5/1 Secondary reference Naval Sea Systems Command |
| 211032982 | 5/1 Secondary reference U.S. Government activity |
| 751-6402407 ITEM 3 | 5/1 Secondary reference Naval Sea Systems Command |
| 751-6402406 ITEM 3 | 5/1 Secondary reference Naval Sea Systems Command |
| 751-6402403-3 | 5/1 Secondary reference Naval Sea Systems Command |
| 751-6402408 ITEM 67 | 5/1 Secondary reference Naval Sea Systems Command |
| 751-6402404 ITEM 3 | 5/1 Secondary reference Naval Sea Systems Command |
| 751-6402401 ITEM3 | 5/1 Secondary reference Naval Sea Systems Command |
| 751-6402440 ASSEMBLY 84 | 3/1 Design control — primary reference Naval Sea Systems Command |
| 751-6402407 ITEM 67 | 5/1 Secondary reference Naval Sea Systems Command |
| 211032982 | 5/1 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| 751-6402403 ITEM 67 | 5/1 Secondary reference Naval Sea Systems Command |
| 751-6402405 ITEM 3 | 5/1 Secondary reference Naval Sea Systems Command |
| 751-6402405 ITEM 67 | 5/1 Secondary reference Naval Sea Systems Command |
| 751-6402403 ITEM 3 | 5/1 Secondary reference Naval Sea Systems Command |
NSN 4820-01-452-0161 is a Cap,valve, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-452-0161 has 23 manufacturer part numbers on file: 751-6402440 ASSEMBLY 84L1 (Naval Inventory Control Point Mechanicsburg), 751-6402402 ITEM 3L1 (Naval Inventory Control Point Mechanicsburg), 751-6402408 ITEM67L1 (Naval Inventory Control Point Mechanicsburg), 211032982L1 (Naval Inventory Control Point Mechanicsburg), 751-6402404 ITEM 3L1 (Naval Inventory Control Point Mechanicsburg) and 18 more.
Key specifications for 751-6402440 ASSEMBLY 84L1: Criticality Code Justification: ZZZY; End Item Identification: TORPEDO TUBE,SUBMERGED,UPR RH,MK69, MOD 1; Reference Number Differentiating Characteristics: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS. 2 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.