The Diaphragm Assembly,valve, cataloged under National Stock Number 4810-01-137-2620, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Automatic Switch Company Dba Asco. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-137-2620 |
| Primary Part Number | HV202-715-1 |
| Item Name | Diaphragm Assembly,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Automatic Switch Company Dba Asco |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF THE FOLLOWING ITEMS; LOCKWASHER,HEX NUT,GASKET,DIAPHRAGM,BACK-UP WASHER,SPRING RETAINER,DISK ASSEMBLY,PILOT SEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| HV202-715-1 PRIMARY | Automatic Switch Company Dba Asco (USA) |
| 202-715-1 | Automatic Switch Company Dba Asco (USA) |
| PL-AV216-446 ITEM 31 | Automatic Switch Company Dba Asco (USA) |
| Reference | Meaning |
|---|---|
| AV216-446 | D/9 Drawing number reference only Automatic Switch Company Dba Asco |
NSN 4810-01-137-2620 is a Diaphragm Assembly,valve, manufactured by Automatic Switch Company Dba Asco, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-137-2620 has 3 manufacturer part numbers on file: HV202-715-1 (Automatic Switch Company Dba Asco), 202-715-1 (Automatic Switch Company Dba Asco), PL-AV216-446 ITEM 31 (Automatic Switch Company Dba Asco).
Key specifications for HV202-715-1: General Characteristics Item Description: CONSISTS OF THE FOLLOWING ITEMS; LOCKWASHER,HEX NUT,GASKET,DIAPHRAGM,BACK-UP WASHER,SPRING RETAINER,DISK ASSEMBLY,PILOT SEAT; End Item Identification: FOR 2-WAY SOLENOID VALVE,1 IN. SIZE,SILVER BRAZE UNION ENDS,1 IN. ORIFICE,BRASS BODY,15.4 WATTS,AC IN. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.