NSN 4820-01-643-9865 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-643-9865. Manufacturer of record part number: LV4N4BSS.
Also searched as4820-01-643-9865 ·
4820016439865 ·
NIIN 016439865 ·
01-643-9865 ·
FSC 4820 Valves, Nonpowered · CAGE 61424 · LV4N4BSS · P001744 REV B IT 3
Body Material: ALUMINUM OR STEEL CORROSION RESISTING
Thread Series Designator: NPT
Valve Operation Method: MANUAL
2 manufacturer part numbers on file
Manufacturer of record: Parker-Hannifin Corp Div Parflex Division
Identification
NSN: 4820-01-643-9865
NIIN: 016439865
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: LV4N4BSS
Manufacturer: Parker-Hannifin Corp Div Parflex Division
General Description
The Valve,linear,directional Control, cataloged under National Stock Number 4820-01-643-9865, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker-Hannifin Corp Div Parflex Division. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097
4820-00-000-0097 · Item name not on file
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4820-00-001-0020
4820-00-001-0020 · Item name not on file
4820-00-001-0021
4820-00-001-0021 · Item name not on file
4820-00-001-0032
4820-00-001-0032 · Item name not on file
4820-00-001-0037
VALVE,SAFETY RELIEF
4820-00-001-0042
4820-00-001-0042 · Item name not on file
4820-00-001-1230
4820-00-001-1230 · Item name not on file
Frequently Asked Questions
What is NSN 4820-01-643-9865?
NSN 4820-01-643-9865 is a Valve,linear,directional Control, manufactured by Parker-Hannifin Corp Div Parflex Division, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-643-9865?
NSN 4820-01-643-9865 has 2 manufacturer part numbers on file: P001744 REV B IT 3 (Lake Shore Systems, Inc.), LV4N4BSS (Parker-Hannifin Corp Div Parflex Division).
What are the specifications of LV4N4BSS?
Key specifications for LV4N4BSS: Connection Type: THREADED INTERNAL PIPE; Body Material: ALUMINUM OR STEEL CORROSION RESISTING; Special Features: OPERATING MEDIA IS COMPRESSED AIR; Part Name Assigned by Controlling Agency: LOCKOUT VALVE. 4 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-643-9865 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.