The Seat,valve, cataloged under National Stock Number 4820-01-423-8704, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Zurn Industries Inc Wilkins Regulator Co Div. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-423-8704 |
| Primary Part Number | 972-18 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Zurn Industries Inc Wilkins Regulator Co Div |
| 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 |
|---|---|
| 972-18 PRIMARY | Zurn Industries Inc Wilkins Regulator Co Div (USA) |
NSN 4820-01-423-8704 is a Seat,valve, manufactured by Zurn Industries Inc Wilkins Regulator Co Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-423-8704 has 1 manufacturer part number on file: 972-18 (Zurn Industries Inc Wilkins Regulator Co Div).
Key specifications for 972-18: Special Features: FOR SZ 1.250 IN. TO 2.000 IN. IN; End Item Identification: ZURN INDUSTRIES INC BACK FLOW VALVE MODEL NO. 975. 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.