The Parts Kit,ball Valve, cataloged under National Stock Number 4820-01-076-1536, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Portland Valve Llc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-076-1536 |
| Primary Part Number | 2640-800X01-56X2640-801X1-24 |
| Item Name | Parts Kit,ball Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Portland Valve Llc |
| Status | ACTIVE |
| 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 |
|---|---|
| 2640-800X01-56X2640-801X1-24 PRIMARY | Portland Valve Llc (USA) |
| 845-4558733 ITEM 23,24 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 845-4558733 ITEM23,24 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
NSN 4820-01-076-1536 is a Parts Kit,ball Valve, manufactured by Portland Valve Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-076-1536 has 2 manufacturer part numbers on file: 2640-800X01-56X2640-801X1-24 (Portland Valve Llc), 845-4558733 ITEM 23,24 (Naval Sea Systems Command).
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-627-4517, 4820-01-633-1329. Verify interchangeability with system specifications before substitution.
Key specifications for 2640-800X01-56X2640-801X1-24: Special Features: INAVY BALL AND SEAT SET. 0 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.