The Valve,check, cataloged under National Stock Number 4820-01-289-1516, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Stockham Valves and Fittings Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 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 | 4820-01-289-1516 |
| Primary Part Number | AV309-35 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Stockham Valves and Fittings Inc |
| Status | CANCELLED |
| Valve Operation Method | AUTOMATIC |
| Style Designator | STRAIGHT THRU FLANGED ENDS |
| Mounting Position | HORIZONTAL |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Disk Loading Method | WEIGHT |
| Connection Type | FLANGE ALL ENDS |
| Material | STEEL CORROSION RESISTING BODY |
| Flow Control Device | DISK |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AV309-35 | Stockham Valves and Fittings Inc (USA) |
| 377 | Crane Co Div Valve Div (USA) |
| 15-SBF-316 1 IN | Stockham Valves and Fittings Inc (USA) |
| 5272-1807-10A | Newdell Company, the Dba Ladish Valves (USA) |
| 371-1IPS | Walworth-Aloyco (USA) |
NSN 4820-01-289-1516 is a Valve,check, manufactured by Stockham Valves and Fittings Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-01-289-1516 has 5 cross-referenced part numbers: AV309-35 (Stockham Valves and Fittings Inc), 377 (Crane Co Div Valve Div), 15-SBF-316 1 IN (Stockham Valves and Fittings Inc), 5272-1807-10A (Newdell Company, the Dba Ladish Valves), 371-1IPS (Walworth-Aloyco).
There are 12 known substitutes for 4820-01-289-1516: 3110-00-100-0223, 3110-00-155-7441, 9650-00-529-8373 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for AV309-35: Valve Operation Method: AUTOMATIC; Style Designator: STRAIGHT THRU FLANGED ENDS; Mounting Position: HORIZONTAL; Operating Pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. 8 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-01-289-1516 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.