The Valve,safety Relief, cataloged under National Stock Number 4820-01-165-9508, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-165-9508 |
| Primary Part Number | 20134 PART 20134 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| Status | ACTIVE |
| Valve Operation Method | AUTOMATIC |
| Material | NICKEL ALLOY SEAT |
| Material | COPPER ALLOY BODY |
| Material | NICKEL ALLOY FLOW CONTROL DEVICE |
| Adjustable Pressure Range | +76.0 TO 90.0 POUNDS PER SQUARE INCH LBS |
| Connection Type | UNTHREADED INTERNAL TUBE ALL ENDS |
| Material | NICKEL ALLOY STEM |
| Nominal Outside Diameter Tube Accommodated | 1.250 INCHES ALL ENDS IN |
| Connection Style | SOCKET WITH BRAZING RING (TUBE) ALL ENDS |
| Style Designator | ANGLE |
| Flow Control Device | DISK |
| Disk Loading Method | SPRING |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 20134 PART 20134 PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| 20134 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 20134 PART 20134L51M | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
NSN 4820-01-165-9508 is a Valve,safety Relief, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-165-9508 has 3 cross-referenced part numbers: 20134 PART 20134 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 20134 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 20134 PART 20134L51M (Anderson Greenwood Lp Dba Anderson Greenwood Crosby).
There are 11 known substitutes for 4820-01-165-9508: 5133-00-228-1381, 5133-00-266-9471, 5360-00-476-9689 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 20134 PART 20134: Valve Operation Method: AUTOMATIC; Material: NICKEL ALLOY SEAT; Material: COPPER ALLOY BODY; Material: NICKEL ALLOY FLOW CONTROL DEVICE. 12 total characteristics are documented in the Federal Logistics Information System.