The Parts Kit,pressure Regulating VA, cataloged under National Stock Number 4810-01-489-5822, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Emerson Electric Co Alco Controls Div. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-489-5822 |
| Primary Part Number | A1986 |
| Item Name | Parts Kit,pressure Regulating VA |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Emerson Electric Co Alco Controls Div |
| Status | ACTIVE |
| End Item Source | 70255 |
| End Item Name | FA5-16 & FA5-18 PRESSURE REGULATOR VALVES |
| 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 |
|---|---|
| A1986 PRIMARY | Emerson Electric Co Alco Controls Div (USA) |
NSN 4810-01-489-5822 is a Parts Kit,pressure Regulating VA, manufactured by Emerson Electric Co Alco Controls Div, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-489-5822 has 1 manufacturer part number on file: A1986 (Emerson Electric Co Alco Controls Div).
4 possible matches (shared part number, not a government interchangeability claim): 8455-01-573-9337, 8455-01-573-9339, 8455-01-660-7244. Verify interchangeability with system specifications before substitution.
Key specifications for A1986: End Item Source: 70255; End Item Name: FA5-16 & FA5-18 PRESSURE REGULATOR VALVES; Part Name Assigned by Controlling Agency: EQUALIZER SLEEVE; End Item Identification: MTS. 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.