NSN 4820-01-679-3440 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-679-3440. Manufacturer of record part number: RSHS-LBN-1400PSI.
Operating Pressure and Type: 1400.0 POUNDS PER SQUARE INCH (PSI) HYDRAULIC FLUID, PETROLEUM BASE MAXIMUM REQUIRED LBS
End Connection Quantity: 3
Nominal Thread Size: 0.156 INCHES IN
Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
Valve Operation Method: HYDRAULIC
1 manufacturer part number on file
Identification
NSN: 4820-01-679-3440
NIIN: 016793440
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: RSHS-LBN-1400PSI
Manufacturer: Sun Hydraulics Corporation
General Description
The Valve,flow Control, cataloged under National Stock Number 4820-01-679-3440, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Sun Hydraulics Corporation. Government technical data includes 6 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-679-3440
Primary Part Number
RSHS-LBN-1400PSI
Item Name
Valve,flow Control
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Sun Hydraulics Corporation
Status
ACTIVE
Flow Control Device
POPPET
Operating Pressure and Type
1400.0 POUNDS PER SQUARE INCH (PSI) HYDRAULIC FLUID, PETROLEUM BASE MAXIMUM REQUIRED LBS
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
4820-00-001-0010
VALVE,ROTARY,SELECTOR
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 4820-01-679-3440?
NSN 4820-01-679-3440 is a Valve,flow Control, manufactured by Sun Hydraulics Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-679-3440?
NSN 4820-01-679-3440 has 1 manufacturer part number on file: RSHS-LBN-1400PSI (Sun Hydraulics Corporation).
What are the specifications of RSHS-LBN-1400PSI?
Key specifications for RSHS-LBN-1400PSI: Flow Control Device: POPPET; Operating Pressure and Type: 1400.0 POUNDS PER SQUARE INCH (PSI) HYDRAULIC FLUID, PETROLEUM BASE MAXIMUM REQUIRED LBS; End Connection Quantity: 3; Nominal Thread Size: 0.156 INCHES IN. 6 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-679-3440 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.