The Seat,valve, cataloged under National Stock Number 4820-01-063-7662, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hunt Valve Company, Inc.. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-063-7662 |
| Primary Part Number | VA-2187 PIECE 10 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hunt Valve Company, Inc. |
| Status | ACTIVE |
| Body Outside Diameter | 2.250 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Body Inside Diameter | 1.562 INCHES NOMINAL IN |
| Material | PLASTIC POLYURETHANE OVERALL |
| Seat Angle in Deg | 45.000 NOMINAL |
| 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 |
|---|---|
| VA-2187 PIECE 10 PRIMARY | Hunt Valve Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| VA-2187 PIECE 10 | 5/9 Secondary reference Morland Valve Co Inc Sub of Smith Valve Corp |
| VA-2187 | D/9 Drawing number reference only Morland Valve Co Inc Sub of Smith Valve Corp |
NSN 4820-01-063-7662 is a Seat,valve, manufactured by Hunt Valve Company, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-063-7662 has 1 manufacturer part number on file: VA-2187 PIECE 10 (Hunt Valve Company, Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-068-9984, 4820-01-236-6040. Verify interchangeability with system specifications before substitution.
Key specifications for VA-2187 PIECE 10: Overall Height: 0.268 INCHES NOMINAL IN; Body Outside Diameter: 2.250 INCHES NOMINAL IN; Style Designator: PLAIN; Body Inside Diameter: 1.562 INCHES NOMINAL IN. 6 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.