The Bellows Assembly Valve, cataloged under National Stock Number 4820-01-359-0833, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings). Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-359-0833 |
| Primary Part Number | NA43543 PL-7984 ITEM 2 |
| Item Name | Bellows Assembly Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) |
| Status | ACTIVE |
| General Characteristics Item Description | USED ON MANIFOLD ASSEMBLY |
| 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 |
|---|---|
| ND43663 | Hale Hamilton (valves) Ltd Div Cad Uxbridge (GBR) |
| NA43543 PL-7984 ITEM 2 PRIMARY | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA) |
| NA43543 PL-7984 ITEM 2 | Hale Hamilton (valves) Ltd Div Cad Uxbridge (GBR) |
NSN 4820-01-359-0833 is a Bellows Assembly Valve, manufactured by Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings), classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-359-0833 has 3 manufacturer part numbers on file: ND43663 (Hale Hamilton (valves) Ltd Div Cad Uxbridge), NA43543 PL-7984 ITEM 2 (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)), NA43543 PL-7984 ITEM 2 (Hale Hamilton (valves) Ltd Div Cad Uxbridge).
Key specifications for NA43543 PL-7984 ITEM 2: General Characteristics Item Description: USED ON MANIFOLD ASSEMBLY. 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.