The Modification Kit,valve, cataloged under National Stock Number 4810-01-705-4977, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Hdt Expeditionary Systems Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Modification Kit,valve |
| FSC / FSG | 4810 — Valves, Powered (FSG 48) |
| Manufacturers | Hdt Expeditionary Systems Inc (CAGE 0WJE1) |
| Parameter | Value |
|---|---|
| NSN | 4810-01-705-4977 |
| Primary Part Number | 54523 |
| Item Name | Modification Kit,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Hdt Expeditionary Systems Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 54523 PRIMARY | Hdt Expeditionary Systems Inc (USA) |
NSN 4810-01-705-4977 is a Modification Kit,valve, manufactured by Hdt Expeditionary Systems Inc, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-705-4977 has 1 manufacturer part number on file: 54523 (Hdt Expeditionary Systems Inc).
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.