The Seat,valve, cataloged under National Stock Number 4810-01-146-4856, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Automatic Switch Company Dba Asco. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-146-4856 |
| Primary Part Number | AV182-430PIECE73 |
| Item Name | Seat,valve |
| FSC / FSG | 4810 / 48 — No Item Name Available |
| Manufacturer | Automatic Switch Company Dba Asco |
| Status | ACTIVE |
| Body Outside Diameter | 54.000 INCHES NOMINAL IN |
| Under Flange Height | 2.433 INCHES NOMINAL IN |
| Seating Surface Shape | FLAT |
| Material | COPPER ALLOY SEAT |
| Style Designator | PLAIN FLANGED |
| Flange Diameter | 4.236 INCHES NOMINAL IN |
| Flange Seat to Disk End Height | 0.485 INCHES NOMINAL IN |
| Body Inside Diameter | 1.148 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AV182-430 | Automatic Switch Company Dba Asco (USA) |
| AV182-430PIECE73 PRIMARY | Automatic Switch Company Dba Asco (USA) |
| GV-31-953-1 PRIMARY | Automatic Switch Company Dba Asco (USA) |
NSN 4810-01-146-4856 is a Seat,valve, manufactured by Automatic Switch Company Dba Asco, classified under FSC 4810 (No Item Name Available). Status: active.
NSN 4810-01-146-4856 has 3 cross-referenced part numbers: AV182-430 (Automatic Switch Company Dba Asco), AV182-430PIECE73 (Automatic Switch Company Dba Asco), GV-31-953-1 (Automatic Switch Company Dba Asco).
There are 5 known substitutes for 4810-01-146-4856: 4810-01-111-9968, 4730-01-163-1160, 4810-01-538-1800 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for AV182-430PIECE73: Body Outside Diameter: 54.000 INCHES NOMINAL IN; Under Flange Height: 2.433 INCHES NOMINAL IN; Seating Surface Shape: FLAT; Material: COPPER ALLOY SEAT. 8 total characteristics are documented in the Federal Logistics Information System.