The Valve,check, cataloged under National Stock Number 4820-01-379-2116, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is United Brass Works, Inc. Dba United Brass Works. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-379-2116 |
| Primary Part Number | 257501 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | United Brass Works, Inc. Dba United Brass Works |
| Status | ACTIVE |
| Valve Operation Method | AUTOMATIC |
| Flow Control Device | DISK |
| Mounting Position | VERTICAL |
| Connection Style | PLAIN, OPTIONAL END (PIPE) ALL ENDS |
| Material | COPPER ALLOY BODY |
| Nominal Thread Size | 1.250 INCHES ALL ENDS IN |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Thread Series Designator | NPT ALL ENDS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-01-379-2116 is a Valve,check, manufactured by United Brass Works, Inc. Dba United Brass Works, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-379-2116 has 2 cross-referenced part numbers: 257501 (United Brass Works, Inc. Dba United Brass Works), 99 1 1/4 (United Brass Works, Inc. Dba United Brass Works).
There are 3 known substitutes for 4820-01-379-2116: 5961-00-144-2468, 5910-00-476-5012, 5930-01-447-4797. Verify interchangeability with system specifications before substitution.
Key specifications for 257501: Special Features: SWING CHECK TYPE.; Valve Operation Method: AUTOMATIC; Flow Control Device: DISK; Mounting Position: VERTICAL. 11 total characteristics are documented in the Federal Logistics Information System.