The Retainer Plate,back-Up,valve, cataloged under National Stock Number 4810-01-028-1086, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-028-1086 |
| Item Name | Retainer Plate,back-Up,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY,QQ-A-327; 0.250 IN. ID; 0.922 IN. OD; 0.125 IN. O/A THK IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 649753 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4810-01-028-1086 is a Retainer Plate,back-Up,valve, classified under FSC 4810, Valves, Powered. Status: active.
Key specifications for 4810-01-028-1086: General Characteristics Item Description: ALUMINUM ALLOY,QQ-A-327; 0.250 IN. ID; 0.922 IN. OD; 0.125 IN. O/A THK IN; End Item Identification: BENDIX THE FLUID POWER DIV. 3 IN. BUTTERFLY VALVE P/N 38E45-9A A. 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.