The Valve,diaphragm,stop, cataloged under National Stock Number 4820-00-944-2998, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Watts Automatic Control Valve Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-944-2998 |
| Primary Part Number | 3034-07 |
| Item Name | Valve,diaphragm,stop |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Watts Automatic Control Valve Inc |
| Status | ACTIVE |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Connection Style | PLAIN,OPTIONAL END(PIPE) SECOND END |
| Style Designator | STRAIGHT THRU |
| Connection Type | THREADED INTERNAL PIPE SECOND END |
| Renewable Seat Ring Type | PRESSED-IN |
| Thread Direction | RIGHT-HAND FIRST END |
| Bonnet Attachment Method | BOLTED |
| Thread Direction | RIGHT-HAND SECOND END |
| Nominal Pipe Size Accommodated | 0.375 INCHES SECOND END IN |
| Bonnet Type | OUTSIDE SCREW-YOKE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 3034-7 | Muesco Inc Dba Muesco Mallay Inc (USA) |
| 02191-1154 | Asrc Federal Facilities Logistics, Llc (USA) |
| 3034-7 | Watts Automatic Control Valve Inc (USA) |
| 2191-1154 | Harsco Corp Bmy-Combat Systems Div (USA) |
| 3034-07 PRIMARY | Watts Automatic Control Valve Inc (USA) |
| 524440-7 PRIMARY | Smith Meter Inc Parts Opn (USA) |
| 02191-1154 | Harsco Corp Bmy-Combat Systems Div (USA) |
NSN 4820-00-944-2998 is a Valve,diaphragm,stop, manufactured by Watts Automatic Control Valve Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-944-2998 has 7 cross-referenced part numbers: 3034-7 (Muesco Inc Dba Muesco Mallay Inc), 02191-1154 (Asrc Federal Facilities Logistics, Llc), 3034-7 (Watts Automatic Control Valve Inc), 2191-1154 (Harsco Corp Bmy-Combat Systems Div), 3034-07 (Watts Automatic Control Valve Inc) and 2 more.
There are 8 known substitutes for 4820-00-944-2998: 1430-00-220-2006, 5315-00-248-2391, 5310-00-285-5149 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 3034-07: Connection Type: THREADED INTERNAL PIPE FIRST END; Connection Style: PLAIN,OPTIONAL END(PIPE) SECOND END; Style Designator: STRAIGHT THRU; Connection Type: THREADED INTERNAL PIPE SECOND END. 11 total characteristics are documented in the Federal Logistics Information System.