The Valve,safety Relief, cataloged under National Stock Number 4820-00-614-1654, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, 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 | 4820-00-614-1654 |
| Primary Part Number | 1756327 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Naval Ship Systems Command |
| Status | ACTIVE |
| Flow Control Device | DISK OR STEM |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Connection Style | PLAIN,OPTIONAL END(PIPE) SECOND END |
| Connection Style | PLAIN (PIPE) FIRST END |
| Material | STEEL BODY |
| Thread Series Designator | NPT ALL ENDS |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Connection Type | THREADED INTERNAL PIPE SECOND END |
| Nominal Thread Size | 0.500 INCHES FIRST END IN |
| Valve Operation Method | AUTOMATIC |
| Nominal Thread Size | 0.750 INCHES SECOND END IN |
| Style Designator | STRAIGHT THRU |
| Material | STEEL SEAT |
| Material | STEEL FLOW CONTROL DEVICE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-00-614-1654 is a Valve,safety Relief, manufactured by Naval Ship Systems Command, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-614-1654 has 4 cross-referenced part numbers: 2-953-1 (Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit), 1756327 (Naval Ship Systems Command), S20162 (Amz Alabama Inc.), S20162 (Bae Systems Land & Armaments L.p.).
There are 3 known substitutes for 4820-00-614-1654: 5330-00-292-1630, 5950-01-064-9310, 5930-01-104-7696. Verify interchangeability with system specifications before substitution.
Key specifications for 1756327: Flow Control Device: DISK OR STEM; Connection Type: THREADED EXTERNAL PIPE FIRST END; Connection Style: PLAIN,OPTIONAL END(PIPE) SECOND END; Connection Style: PLAIN (PIPE) FIRST END. 14 total characteristics are documented in the Federal Logistics Information System.