The Valve Guide and Seat, cataloged under National Stock Number 4820-01-421-8512, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Industrial Flow North America Llc Div Lewa America. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-421-8512 |
| Primary Part Number | 010056-0001 |
| Item Name | Valve Guide and Seat |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Industrial Flow North America Llc Div Lewa America |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 038852-0000 ITEM 2,3 | Industrial Flow North America Llc Div Lewa America (USA) |
| 010056-0001 PRIMARY | Industrial Flow North America Llc Div Lewa America (USA) |
NSN 4820-01-421-8512 is a Valve Guide and Seat, manufactured by Industrial Flow North America Llc Div Lewa America, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-421-8512 has 2 manufacturer part numbers on file: 038852-0000 ITEM 2,3 (Industrial Flow North America Llc Div Lewa America), 010056-0001 (Industrial Flow North America Llc Div Lewa America).
Key specifications for 010056-0001: End Item Identification: 170FT PATROL COASTAL (PC-1) CLASS SHIPS FT. 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.