The Valve,check, cataloged under National Stock Number 4820-01-482-1110, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Velan Valve Corp.. Government technical data includes 18 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-482-1110 |
| Primary Part Number | 2191-2 ASSY 10IN-2HMM10-4F |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Velan Valve Corp. |
| Status | ACTIVE |
| Face to Face Distance | 5.750 INCHES IN |
| Material | COPPER ALLOY 836 BODY |
| Nominal Thickness | 1.000 INCHES ALL ENDS IN |
| Bolt Circle Nominal Diameter | 14.250 INCHES ALL ENDS IN |
| Furnished Items and Quantity | 1 SPRING |
| Connection Type | FLANGE ALL ENDS |
| Valve Operation Method | AUTOMATIC |
| Bolt Hole Nominal Diameter | 1.000 INCHES ALL ENDS IN |
| Bolt Hole Quantity | 12 ALL ENDS |
| Mounting Position | VERTICAL |
| Material | COPPER ALLOY 952 STEM |
| Nominal Outside Diameter | 16.000 INCHES ALL ENDS IN |
| Flow Control Device | DISK |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Flange Face Design | PLAIN ALL ENDS |
| Style Designator | STRAIGHT THRU FLANGED ENDS |
| Valve Size | 10.000 INCHES IN |
| Disk Loading Method | SPRING |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2191-2 ASSY 10IN-2HMM10-4F PRIMARY | Velan Valve Corp. (USA) |
| PW16-052M11-3MN PRIMARY | Velan Valve Corp. (USA) |
| 10IN-2HMM10-4F | Velan-Proquip Incdba Valve Mfrvelan Proquip Div Div Velan Proquip (CAN) |
| 2191-2 | Velan Valve Corp. (USA) |
| VW10-2HMH11-2N | Velan Valve Corp. (USA) |
NSN 4820-01-482-1110 is a Valve,check, manufactured by Velan Valve Corp., classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-482-1110 has 5 cross-referenced part numbers: 2191-2 ASSY 10IN-2HMM10-4F (Velan Valve Corp.), PW16-052M11-3MN (Velan Valve Corp.), 10IN-2HMM10-4F (Velan-Proquip Incdba Valve Mfrvelan Proquip Div Div Velan Proquip), 2191-2 (Velan Valve Corp.), VW10-2HMH11-2N (Velan Valve Corp.).
There are 4 known substitutes for 4820-01-482-1110: 5360-00-451-0060, 4730-01-343-5446, 5365-01-348-3972 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2191-2 ASSY 10IN-2HMM10-4F: Face to Face Distance: 5.750 INCHES IN; Material: COPPER ALLOY 836 BODY; Nominal Thickness: 1.000 INCHES ALL ENDS IN; Bolt Circle Nominal Diameter: 14.250 INCHES ALL ENDS IN. 18 total characteristics are documented in the Federal Logistics Information System.