The Valve,ball, cataloged under National Stock Number 4820-01-685-0695, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Ta Chen International, Inc. Div Polytec Shutters. Government technical data includes 10 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 | 4820-01-685-0695 |
| Primary Part Number | TC-01B(FS)-1/4 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Ta Chen International, Inc. Div Polytec Shutters |
| Status | ACTIVE |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Valve Size | 0.125 INCHES IN |
| Maximum Operating Temp | 400.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Second Connection Face to Centerline Distance | 37.0 MILLIMETERS MM |
| Face to Face Distance | 71.0 MILLIMETERS MM |
| First Connection Face to Centerline Distance | 37.0 MILLIMETERS MM |
| Material | STEEL BODY |
| Material | STEEL COMP 316 STEM |
| Valve Operation Method | MANUAL |
| 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 |
|---|---|
| TC-01B(FS)-1/4 PRIMARY | Ta Chen International, Inc. Div Polytec Shutters (USA) |
NSN 4820-01-685-0695 is a Valve,ball, manufactured by Ta Chen International, Inc. Div Polytec Shutters, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-685-0695 has 1 manufacturer part number on file: TC-01B(FS)-1/4 (Ta Chen International, Inc. Div Polytec Shutters).
Key specifications for TC-01B(FS)-1/4: Connection Type: THREADED INTERNAL PIPE ALL ENDS; Style Designator: STRAIGHT THRU; Valve Size: 0.125 INCHES IN; Maximum Operating Temp: 400.0 FAHRENHEIT SINGLE RESPONSE DEGF. 10 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.