The Valve,check, cataloged under National Stock Number 4820-01-646-5183, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hayward Pool Products Inc. Government technical data includes 3 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-646-5183 |
| Primary Part Number | TC10100ST |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hayward Pool Products Inc |
| Status | ACTIVE |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Valve Size | 1.00 INCHES IN |
| Material | PLASTIC BODY |
| 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 |
|---|---|
| TC10100ST PRIMARY | Hayward Pool Products Inc (USA) |
NSN 4820-01-646-5183 is a Valve,check, manufactured by Hayward Pool Products Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-646-5183 has 1 manufacturer part number on file: TC10100ST (Hayward Pool Products Inc).
Key specifications for TC10100ST: Operating Pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Valve Size: 1.00 INCHES IN; Special Features: METRIC DIMENSION: 25.4MM; WEIGHT: 1.2 LBS; CAGE 52JP5, HAYWARD POOL PRODUCTS INC, 908-351-5400 IS THE OEM LBS; Part Name Assigned by Controlling Agency: VALVE,CHECK PVC 1 INCH IN. 3 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.