The Valve,check, cataloged under National Stock Number 4820-01-118-1225, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Flowserve Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-01-118-1225 |
| Primary Part Number | SW-4835 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Flowserve Inc |
| Status | CANCELLED |
| Connection Style | SOCKET (TUBE) ALL ENDS |
| Connection Type | UNTHREADED INTERNAL TUBE ALL ENDS |
| Flow Control Device | DISK |
| Mounting Position | HORIZONTAL |
| Valve Operation Method | AUTOMATIC |
| Maximum Operating Temp | 100.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Nominal Outside Diameter Tube Accommodated | 1.330 INCHES ALL ENDS IN |
| Style Designator | STRAIGHT THRU |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Operating Pressure | 2000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Material Document and Classification | FED-STD-66, AISI B1113, 1213/SAE 1113 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Material | STEEL COMP 1213 OVERALL |
| Disk Loading Method | WEIGHT |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| SW-4835 PRIMARY | Flowserve Inc (USA) |
| B-51063 PART SW-4835 | Flowserve Inc (USA) |
| F-47623 | Flowserve Inc (USA) |
| 30032 | Crane Co Div Valve Div (USA) |
| B-51063 | Flowserve Inc (USA) |
NSN 4820-01-118-1225 is a Valve,check, manufactured by Flowserve Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-01-118-1225 has 5 cross-referenced part numbers: SW-4835 (Flowserve Inc), B-51063 PART SW-4835 (Flowserve Inc), F-47623 (Flowserve Inc), 30032 (Crane Co Div Valve Div), B-51063 (Flowserve Inc).
There are 12 known substitutes for 4820-01-118-1225: 5970-00-062-9600, 5910-00-109-9257, 9540-00-145-5699 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for SW-4835: Connection Style: SOCKET (TUBE) ALL ENDS; Connection Type: UNTHREADED INTERNAL TUBE ALL ENDS; Flow Control Device: DISK; Mounting Position: HORIZONTAL. 14 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-01-118-1225 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.