The Valve,ball, cataloged under National Stock Number 4820-01-618-1548, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Dultmeier Sales Llc. Government technical data includes 13 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 | 4820-01-618-1548 |
| Primary Part Number | TW9502 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Dultmeier Sales Llc |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 LEVER |
| Renewable Seat Ring Type | PRESSED-IN |
| Connection Style | PLAIN (PIPE) ALL ENDS |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Operating Pressure | 7000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.375 INCHES ALL ENDS IN |
| Maximum Operating Temp | 186.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Thread Class | 2 ALL ENDS |
| Thread Quantity Per Inch | 18 ALL ENDS |
| Thread Series Designator | NPT ALL ENDS |
| 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 |
|---|---|
| TW9502 PRIMARY | Dultmeier Sales Llc (USA) |
NSN 4820-01-618-1548 is a Valve,ball, manufactured by Dultmeier Sales Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-618-1548 has 1 manufacturer part number on file: TW9502 (Dultmeier Sales Llc).
Key specifications for TW9502: Furnished Items and Quantity: 1 LEVER; Renewable Seat Ring Type: PRESSED-IN; Connection Style: PLAIN (PIPE) ALL ENDS; Connection Type: THREADED INTERNAL PIPE ALL ENDS. 13 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.