The Seat,valve, cataloged under National Stock Number 4810-00-337-5008, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Tactair Fluid Controls Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-00-337-5008 |
| Primary Part Number | HPC176103 |
| Item Name | Seat,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Tactair Fluid Controls Inc |
| Status | ACTIVE |
| FSC Application Data | VALVE,LINEAR,DIRECTIONAL CONTROL,ACFT |
| Body Outside Diameter | 0.618 INCHES MINIMUM AND 0.622 INCHES MAXIMUM IN |
| Seal Accommodation Type | GROOVED |
| Style Designator | PLAIN |
| Material Document and Classification | MIL-P-17091,TYPE F-10001 CANCELED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Body Inside Diameter | 0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| Material | PLASTIC OVERALL |
| Seating Surface Shape | FLAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| HPC176103 PRIMARY | Tactair Fluid Controls Inc (USA) |
| Reference | Meaning |
|---|---|
| HPC176103 | 5/9 Secondary reference U.S. Government activity |
NSN 4810-00-337-5008 is a Seat,valve, manufactured by Tactair Fluid Controls Inc, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-00-337-5008 has 1 manufacturer part number on file: HPC176103 (Tactair Fluid Controls Inc).
Key specifications for HPC176103: Overall Height: 0.187 INCHES NOMINAL IN; FSC Application Data: VALVE,LINEAR,DIRECTIONAL CONTROL,ACFT; Body Outside Diameter: 0.618 INCHES MINIMUM AND 0.622 INCHES MAXIMUM IN; Seal Accommodation Type: GROOVED. 8 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.
NSN 4810-00-337-5008 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.