PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21146-001Valve,linear,directional Control

Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace · NSN 4810-01-512-3673 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-01-512-3673 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-512-3673. Primary manufacturer part number: 21146-001.
Features
  • Valve,linear,directional Control — FSC 4810
  • 2 verified cross-references
  • Primary manufacturer: Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,linear,directional Control, cataloged under National Stock Number 4810-01-512-3673, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4810-01-512-3673
Primary Part Number21146-001
Item NameValve,linear,directional Control
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerSargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
3110-00-439-25794994913 INTERCHANGEABLE
Bearing,ball,annular
Kalmar AC Inc
6145-00-538-8426 INTERCHANGEABLE
Cable,special Purpose,electrical
3120-00-585-4522 INTERCHANGEABLE
Bearing,sleeve
5310-00-596-177621146 INTERCHANGEABLE
Washer,finishing
Raytheon Company Dba Raytheon
8030-00-664-7077 INTERCHANGEABLE
Filler,wood
4820-00-793-06472-1146 INTERCHANGEABLE
Control Assembly,vo
Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc
4730-00-995-3527102-0606C INTERCHANGEABLE
Adapter,straight,pipe to Hose
American Couplings Co
5330-01-215-967121146 INTERCHANGEABLE
Gasket
Parker Hannifin Corporation Div Hydraulic Systems Division
4730-01-249-22862114-6 INTERCHANGEABLE
Adapter,straight,tube to Boss
King Engineering Corporation Dba King-Gage Systems
5895-01-370-759121146 INTERCHANGEABLE
Synchronizer,electrical
Belfort Instrument Company
Cross-Reference Index
Part NumberManufacturer
21146 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21146-001 PRIMARY Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
Related Parts
3110-00-439-2579INTERCHANGEABLE
BEARING,BALL,ANNULAR
4994913
6145-00-538-8426INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
3120-00-585-4522INTERCHANGEABLE
BEARING,SLEEVE
5310-00-596-1776INTERCHANGEABLE
WASHER,FINISHING
21146
8030-00-664-7077INTERCHANGEABLE
FILLER,WOOD
4820-00-793-0647INTERCHANGEABLE
CONTROL ASSEMBLY,VO
2-1146
4730-00-995-3527INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO HOSE
102-0606C
5330-01-215-9671INTERCHANGEABLE
GASKET
21146
4730-01-249-2286INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO BOSS
2114-6
5895-01-370-7591INTERCHANGEABLE
SYNCHRONIZER,ELECTRICAL
21146
2815-01-470-3911INTERCHANGEABLE
REED STRIP,VALVE
21146

Frequently Asked Questions

What is NSN 4810-01-512-3673?

NSN 4810-01-512-3673 is a Valve,linear,directional Control, manufactured by Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-01-512-3673?

NSN 4810-01-512-3673 has 2 cross-referenced part numbers: 21146 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21146-001 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).

What NSN replaces 4810-01-512-3673?

There are 11 known substitutes for 4810-01-512-3673: 3110-00-439-2579, 6145-00-538-8426, 3120-00-585-4522 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21146-001?

Key specifications for 21146-001: Special Features: FLOW RATE: 0.5 TO 12 GPM, OPER PRESS 3000 PSI; End Item Identification: VALVE, ASSEMBLY, SIZE 1. 2 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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