The Sol Base Sub Assy, cataloged under National Stock Number 4810-01-490-7280, 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 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-490-7280 |
| Primary Part Number | AV279731-1 ITEM 3 |
| Item Name | Sol Base Sub Assy |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Automatic Switch Company Dba Asco |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| AV279731-1 ITEM 3 | Automatic Switch Company Dba Asco (USA) |
| AV174360 ITEM 3 | Automatic Switch Company Dba Asco (USA) |
| Reference | Meaning |
|---|---|
| 176271-015 | 3/1 Design control — primary reference Automatic Switch Company Dba Asco |
| HV176-271-15 | 5/1 Secondary reference Automatic Switch Company Dba Asco |
NSN 4810-01-490-7280 is a Sol Base Sub Assy, manufactured by Automatic Switch Company Dba Asco, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-490-7280 has 2 manufacturer part numbers on file: AV279731-1 ITEM 3 (Automatic Switch Company Dba Asco), AV174360 ITEM 3 (Automatic Switch Company Dba Asco).
Key specifications for AV279731-1 ITEM 3: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. 2 specifications are 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.