The Piston,valve, cataloged under National Stock Number 4810-01-563-5938, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Tronair Inc. 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 | 4810-01-563-5938 |
| Primary Part Number | 571-121 |
| Item Name | Piston,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Tronair Inc |
| 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 |
NSN 4810-01-563-5938 is a Piston,valve, manufactured by Tronair Inc, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-563-5938 has 2 manufacturer part numbers on file: 571-120 (Tronair Inc), 571-121 (Tronair Inc).
Key specifications for 571-121: Special Features: HYDRAULIC HAND PUMP; End Item Identification: 06-5004 SERIES. 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.