The Seat,valve, cataloged under National Stock Number 4820-01-184-6841, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Tate Andale, Llc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-184-6841 |
| Primary Part Number | VS88R15H15771 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Tate Andale, Llc |
| Status | ACTIVE |
| Nominal Thread Size | 1.375 INCHES SINGLE THREADED PORTION IN |
| Thread Quantity Per Inch | 12 SINGLE THREADED PORTION |
| Material | ALUMINUM OR COPPER OVERALL |
| Seating Surface Shape | ANGULAR |
| 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 |
|---|---|
| VS88R15H15771 PRIMARY | Tate Andale, Llc (USA) |
| VS88R15H15771 SEAT ONLY PRIMARY | Tate Andale, Llc (USA) |
| N5588 PIECE 3 AND 5 PRIMARY | Tate Andale, Llc (USA) |
| Reference | Meaning |
|---|---|
| N5588 | D/9 Drawing number reference only Tate Andale, Llc |
| N5588 PIECE 3 | 5/9 Secondary reference Tate Andale, Llc |
| VS88RV15H15771 | C/1 Advisory reference — outside the item-of-supply concept Tate Andale, Llc |
NSN 4820-01-184-6841 is a Seat,valve, manufactured by Tate Andale, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-184-6841 has 3 manufacturer part numbers on file: VS88R15H15771 (Tate Andale, Llc), VS88R15H15771 SEAT ONLY (Tate Andale, Llc), N5588 PIECE 3 AND 5 (Tate Andale, Llc).
Key specifications for VS88R15H15771: Nominal Thread Size: 1.375 INCHES SINGLE THREADED PORTION IN; Thread Quantity Per Inch: 12 SINGLE THREADED PORTION; Material: ALUMINUM OR COPPER OVERALL; Seating Surface Shape: ANGULAR. 4 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.