The Valve,safety Relief, cataloged under National Stock Number 4820-01-132-4828, 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 21 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 | 4820-01-132-4828 |
| Primary Part Number | E8720KM41M |
| 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 |
| Material Document and Classification | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM |
| Nominal Pipe Size Accommodated | 1.000 INCHES ALL ENDS IN |
| Bonnet Type | INSIDE SPRING |
| Material Document and Classification | QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Adjustable Pressure Range | +96.0 TO 112.0 POUNDS PER SQUARE INCH LBS |
| Material | COPPER ALLOY BODY |
| Flow Control Device | DISK |
| Media for Which Designed | AIR FIRST RESPONSE |
| Material | NICKEL ALLOY FLOW CONTROL DEVICE |
| Bonnet Attachment Method | BOLTED |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDS |
| Valve Operation Method | AUTOMATIC |
| Operating Pressure | 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Media for Which Designed | WATER, FRESH SECOND RESPONSE |
| Material Document and Classification | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| Connection Style | STREAMLINED WITH ONE BRAZING RING ALL ENDS |
| Style Designator | ANGLE |
| Material | NICKEL ALLOY SEAT |
| Maximum Operating Temp | 180.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Material | NICKEL ALLOY STEM |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 8720 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| E8720KM41M PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| E8720KM41M | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
NSN 4820-01-132-4828 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 4820-01-132-4828 has 3 cross-referenced part numbers: 8720 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), E8720KM41M (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), E8720KM41M (Anderson Greenwood Lp Dba Anderson Greenwood Crosby).
There are 11 known substitutes for 4820-01-132-4828: 6145-00-060-9516, 5320-00-178-8720, 5310-00-205-8740 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for E8720KM41M: Material Document and Classification: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM; Nominal Pipe Size Accommodated: 1.000 INCHES ALL ENDS IN; Bonnet Type: INSIDE SPRING; Material Document and Classification: QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY. 21 total characteristics are documented in the Federal Logistics Information System.