The Valve,gate, cataloged under National Stock Number 4820-00-811-6227, 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 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 6 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 | 4820-00-811-6227 |
| Primary Part Number | FIG B-109 SZ 1/2 IN |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Stockham Valves and Fittings Inc |
| Status | CANCELLED |
| Stem Type | RISING |
| Material Document and Classification | ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Inlet Relationship with Outlet | IDENTICAL |
| Maximum Operating Temp and Media for Which Designed | 406.0 FAHRENHEIT STEAM AND 150.0 FAHRENHEIT WATER-OIL-GAS DEGF |
| Nondefinitive Spec/std Data | 2 TYPE AND 3 STYLE AND C CLASS |
| Furnished Items and Quantity | 1 HANDWHEEL |
| Operating Pressure and Type | 125.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 200.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS |
| Material Document and Classification | ASTM B-371 ALLOY 694 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Material | COPPER ALLOY 694 STEM |
| Material | COPPER ALLOY 836 DISK |
| Valve Operation Method | MANUAL |
| Material Document and Classification | ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE DISK |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAT |
| Bonnet Type | INSIDE SCREW |
| Valve Size | 0.500 INCHES IN |
| Bonnet Attachment Method | THREADED |
| Material | COPPER ALLOY 836 BODY |
| Nominal Outside Diameter Tube Accommodated | 0.313 INCHES IN |
| Connection Type | SOLDER, TUBE |
| Features Provided | BONNET PACKING |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 7291-2IN | Nibco Inc (USA) |
| S-111 1-2IN | Nibco Inc (USA) |
| FIG B-109 SZ 1/2 IN PRIMARY | Stockham Valves and Fittings Inc (USA) |
| WWV54 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 479 | Kennecott Corp Chase Extrusions Div (USA) |
| 729 1-2 | Nibco Inc (USA) |
| 1821 | William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA) |
| S112-1-2IN | Nibco Inc (USA) |
| 729 | Nibco Inc (USA) |
| B109 | Stockham Valves and Fittings Inc (USA) |
| 729-1-2IN | Nibco Inc (USA) |
| 1149-1-2 PRIMARY | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA) |
NSN 4820-00-811-6227 is a Valve,gate, manufactured by Stockham Valves and Fittings Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-00-811-6227 has 12 cross-referenced part numbers: 7291-2IN (Nibco Inc), S-111 1-2IN (Nibco Inc), FIG B-109 SZ 1/2 IN (Stockham Valves and Fittings Inc), WWV54 (Federal Specifications Promulgated by General Services Administration Washington DC), 479 (Kennecott Corp Chase Extrusions Div) and 7 more.
There are 12 known substitutes for 4820-00-811-6227: 3040-00-275-7022, 6210-00-418-5509, 5945-00-937-5006 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for FIG B-109 SZ 1/2 IN: Stem Type: RISING; Material Document and Classification: ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE BODY; Inlet Relationship with Outlet: IDENTICAL; Maximum Operating Temp and Media for Which Designed: 406.0 FAHRENHEIT STEAM AND 150.0 FAHRENHEIT WATER-OIL-GAS DEGF. 20 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-00-811-6227 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.