PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CAT-203Valve,linear,directional Control

David Brown Hydraulics Inc Dba Hydreco · NSN 4810-00-986-6971 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-00-986-6971 — this item is cataloged by the U.S. Government under National Stock Number 4810-00-986-6971. Primary manufacturer part number: CAT-203.
Features
  • Valve,linear,directional Control — FSC 4810
  • 6 verified cross-references
  • Primary manufacturer: David Brown Hydraulics Inc Dba Hydreco
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,linear,directional Control, cataloged under National Stock Number 4810-00-986-6971, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is David Brown Hydraulics Inc Dba Hydreco. This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4810-00-986-6971
Primary Part NumberCAT-203
Item NameValve,linear,directional Control
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerDavid Brown Hydraulics Inc Dba Hydreco
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5130-00-235-5881 INTERCHANGEABLE
Socket,socket Wrench
5905-00-258-0794 INTERCHANGEABLE
Resistor,current Regulating
5950-00-645-689222064 INTERCHANGEABLE
Transformer,power
Freed Transformer Co
5950-00-807-34252500-76 INTERCHANGEABLE
Coil,radio Frequency
American Precision Industries Inc.
5315-01-191-339322064 INTERCHANGEABLE
Pin,shoulder,headed
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
6110-01-379-1687 INTERCHANGEABLE
Contactor,magnetic
5310-01-546-53041102.6.0.11 INTERCHANGEABLE
Washer,flat
Fasteners Inc.
6515-01-598-128761038 INTERCHANGEABLE
Bag,medical
Tryco Incorporated Dba Tryco Inc
Cross-Reference Index
Part NumberManufacturer
10923476 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
CAT-203 PRIMARY David Brown Hydraulics Inc Dba Hydreco (USA)
2590009866971 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
2590009866971 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
VY8DCC Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (USA)
22064 Universal Hydraulics Inc (USA)
Related Parts
5130-00-235-5881INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5905-00-258-0794INTERCHANGEABLE
RESISTOR,CURRENT REGULATING
5950-00-645-6892INTERCHANGEABLE
TRANSFORMER,POWER
22064
5950-00-807-3425INTERCHANGEABLE
COIL,RADIO FREQUENCY
2500-76
5315-01-191-3393INTERCHANGEABLE
PIN,SHOULDER,HEADED
22064
6110-01-379-1687INTERCHANGEABLE
CONTACTOR,MAGNETIC
5310-01-546-5304INTERCHANGEABLE
WASHER,FLAT
1102.6.0.11
6515-01-598-1287INTERCHANGEABLE
BAG,MEDICAL
61038

Frequently Asked Questions

What is NSN 4810-00-986-6971?

NSN 4810-00-986-6971 is a Valve,linear,directional Control, manufactured by David Brown Hydraulics Inc Dba Hydreco, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-00-986-6971?

NSN 4810-00-986-6971 has 6 cross-referenced part numbers: 10923476 (U S Army Tank Automotive Command Amsta-Im-Mm), CAT-203 (David Brown Hydraulics Inc Dba Hydreco), 2590009866971 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales), 2590009866971 (E.c.a Etablissement Centrald'approvisionnement Des Forces Armee), VY8DCC (Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters) and 1 more.

What NSN replaces 4810-00-986-6971?

There are 8 known substitutes for 4810-00-986-6971: 5130-00-235-5881, 5905-00-258-0794, 5950-00-645-6892 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of CAT-203?

Key specifications for CAT-203: Special Features: MATERIAL STEEL; OVERALL LENGTH 14.625IN; OVERALL HEIGHT 13.190IN; ITEM CONSIST OF A BOOM CYLINDER SPOOL; TOW WINCH SPOOL; BOOM WINCH SPOOL; THE DISTANCE BETWEEN THE SPOOLS IS 3.000IN; EIGHT PORTS; USED ON THE M578 IN. 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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