The Subplate Assembly, cataloged under National Stock Number 4820-01-076-4650, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-076-4650 |
| Primary Part Number | 20440-400 |
| Item Name | Subplate Assembly |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF 8 EA 96906 MS28775-117 O-RING; 8 EA 96906 MS28774-117 BACKUP RING; 6 EA 88044 AN535-2-3 DRIVE SCREW; 1 EA NAMEPLATE; 1 EA 78062 500B31 TRADEMARK; 4 EA 78062 02-099014 FERRULE; 4 78062 02-0002-03 SLEEVE; 1 EA 78062 20440-410 SUBPLATE HOUSING |
| 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 |
|---|---|
| 20440-400 PRIMARY | Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA) |
NSN 4820-01-076-4650 is a Subplate Assembly, manufactured by Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-076-4650 has 1 manufacturer part number on file: 20440-400 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).
Key specifications for 20440-400: General Characteristics Item Description: CONSISTS OF 8 EA 96906 MS28775-117 O-RING; 8 EA 96906 MS28774-117 BACKUP RING; 6 EA 88044 AN535-2-3 DRIVE SCREW; 1 EA NAMEPLATE; 1 EA 78062 500B31 TRADEMARK; 4 EA 78062 02-099014 FERRULE; 4 78062 02-0002-03 SLEEVE; 1 EA 78062 20440-410 SUBPLATE HOUSING. 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.