PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

66019Valve,linear,directional Control

Koehring Co · NSN 4820-01-171-7287 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-171-7287 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-171-7287. Primary manufacturer part number: 66019.
Features
  • Valve,linear,directional Control — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Koehring Co
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,linear,directional Control, cataloged under National Stock Number 4820-01-171-7287, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Koehring Co. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-171-7287
Primary Part Number66019
Item NameValve,linear,directional Control
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerKoehring Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5905-00-110-7620 INTERCHANGEABLE
Resistor,fixed,composition
2925-00-163-454366019 INTERCHANGEABLE
Block Compound,engi
Unison Industries Llc
4320-00-481-477166019 INTERCHANGEABLE
Pump Unit,reciprocating
Parker Hannifin Corporation Div Hydraulic Systems Division
6150-01-004-731566019 INTERCHANGEABLE
Cable Assembly,power,electrical,
Page Chester Ltd Dba Cooperative Industries Div Cooperative Industries Aerospace Defense
5365-01-202-300566019 INTERCHANGEABLE
Bushing,nonmetallic
Brunswick Corp Dba Mercury Marine Div Mercury Marine
Cross-Reference Index
Part NumberManufacturer
66019 Koehring Co (USA)
66019 Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co (USA)
Related Parts
5905-00-110-7620INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
2925-00-163-4543INTERCHANGEABLE
BLOCK COMPOUND,ENGI
66019
4320-00-481-4771INTERCHANGEABLE
PUMP UNIT,RECIPROCATING
66019
6150-01-004-7315INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL,
66019
5365-01-202-3005INTERCHANGEABLE
BUSHING,NONMETALLIC
66019

Frequently Asked Questions

What is NSN 4820-01-171-7287?

NSN 4820-01-171-7287 is a Valve,linear,directional Control, manufactured by Koehring Co, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-171-7287?

NSN 4820-01-171-7287 has 2 cross-referenced part numbers: 66019 (Koehring Co), 66019 (Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co).

What NSN replaces 4820-01-171-7287?

There are 5 known substitutes for 4820-01-171-7287: 5905-00-110-7620, 2925-00-163-4543, 4320-00-481-4771 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 66019?

Key specifications for 66019: Special Features: STEEL. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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