The Seat,valve, cataloged under National Stock Number 4820-01-459-1229, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Shipham Valves Limited. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-459-1229 |
| Primary Part Number | M22120 ITEM 5 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Shipham Valves Limited |
| Status | ACTIVE |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL |
| 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 |
|---|---|
| M22120 ITEM 5 | Shipham Valves Limited (GBR) |
| M22120/5 | Shipham Valves Limited (GBR) |
| M22121 ITEM 5 | Shipham Valves Limited (GBR) |
| M22121/5 | Shipham Valves Limited (GBR) |
| Reference | Meaning |
|---|---|
| B006-0024-53 | 3/9 Design control — primary reference Tbv Inc |
NSN 4820-01-459-1229 is a Seat,valve, manufactured by Shipham Valves Limited, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-459-1229 has 4 manufacturer part numbers on file: M22120 ITEM 5 (Shipham Valves Limited), M22120/5 (Shipham Valves Limited), M22121 ITEM 5 (Shipham Valves Limited), M22121/5 (Shipham Valves Limited).
Key specifications for M22120 ITEM 5: End Item Identification: 1.500 IN. VALVE IN; Material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL. 1 specification is 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.