PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21106-850-2Sleeve and Slide,directional Con

Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace · NSN 4820-01-423-8769 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-423-8769 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-423-8769. Primary manufacturer part number: 21106-850-2.
Features
  • Sleeve and Slide,directional Con — FSC 4820
  • Valve Design Control Activity: 78062
  • Sleeve Material: STEEL
  • Valve Model Number for Which Designed: 21140-001
  • Slide Material: STEEL
  • 3 verified cross-references
  • Primary manufacturer: Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Sleeve and Slide,directional Con, cataloged under National Stock Number 4820-01-423-8769, is classified within Federal Supply Class 4820 (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. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-423-8769
Primary Part Number21106-850-2
Item NameSleeve and Slide,directional Con
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
StatusACTIVE
Valve Design Control Activity78062
Sleeve MaterialSTEEL
Valve Model Number for Which Designed21140-001
Slide MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5940-00-164-425021-140CA INTERCHANGEABLE
Terminal Board
Cinch Connectivity Solutions Inc.
5315-00-248-9385PM-21140 INTERCHANGEABLE
Pin,straight,headless
Mason Electric Co. Dba Mason Controls
2920-00-474-9843A326167 INTERCHANGEABLE
Flyweight
U S Army Tank Automotive Command Amsta-Im-Mm
5930-00-548-8471149455QHC INTERCHANGEABLE
Switch,rotary
Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch
5977-00-636-1379 INTERCHANGEABLE
Brush,electrical Contact
5905-00-930-71870839-0022 INTERCHANGEABLE
Resistor,thermal
Keysight Technologies Inc
5910-01-126-4735SM-D-414173 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5330-01-157-540421140 INTERCHANGEABLE
Gland,packing
Industrial Technologies and Services Llc
5970-01-298-035421140 INTERCHANGEABLE
Insulator,strain
Science Applications International Corporation
5325-01-358-7963 INTERCHANGEABLE
Ring,retaining
Cross-Reference Index
Part NumberManufacturer
21140 FIND 3 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21106-850-2 PRIMARY Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21140 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
Related Parts
5940-00-164-4250INTERCHANGEABLE
TERMINAL BOARD
21-140CA
5315-00-248-9385INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
PM-21140
2920-00-474-9843INTERCHANGEABLE
FLYWEIGHT
A326167
5930-00-548-8471INTERCHANGEABLE
SWITCH,ROTARY
149455QHC
5977-00-636-1379INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
5905-00-930-7187INTERCHANGEABLE
RESISTOR,THERMAL
0839-0022
5910-01-126-4735INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
SM-D-414173
5330-01-157-5404INTERCHANGEABLE
GLAND,PACKING
21140
5970-01-298-0354INTERCHANGEABLE
INSULATOR,STRAIN
21140
5325-01-358-7963INTERCHANGEABLE
RING,RETAINING
4820-01-416-1647INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
21140-001
4730-01-419-7087INTERCHANGEABLE
RESTRICTOR,FLUID FLOW
21317-1018-18

Frequently Asked Questions

What is NSN 4820-01-423-8769?

NSN 4820-01-423-8769 is a Sleeve and Slide,directional Con, manufactured by Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-423-8769?

NSN 4820-01-423-8769 has 3 cross-referenced part numbers: 21140 FIND 3 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21106-850-2 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21140 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).

What NSN replaces 4820-01-423-8769?

There are 12 known substitutes for 4820-01-423-8769: 5940-00-164-4250, 5315-00-248-9385, 2920-00-474-9843 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21106-850-2?

Key specifications for 21106-850-2: Valve Design Control Activity: 78062; End Item Identification: SEAWOLF CLASS SSN; Sleeve Material: STEEL; Valve Model Number for Which Designed: 21140-001. 5 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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