PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21391-850-1Sleeve and Slide,directional Con

Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace · NSN 4810-01-418-8958 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-01-418-8958 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-418-8958. Primary manufacturer part number: 21391-850-1.
Features
  • Sleeve and Slide,directional Con — FSC 4810
  • Slide Material: STEEL
  • Valve Design Control Activity: 78062
  • Valve Model Number for Which Designed: P/N21069-001
  • Sleeve Material: STEEL
  • 5 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 4810-01-418-8958, 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. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4810-01-418-8958
Primary Part Number21391-850-1
Item NameSleeve and Slide,directional Con
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerSargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
StatusACTIVE
Slide MaterialSTEEL
Valve Design Control Activity78062
Valve Model Number for Which DesignedP/N21069-001
Sleeve MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5330-00-133-0762203748H1 INTERCHANGEABLE
Seal
Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/
3110-00-198-142210568 INTERCHANGEABLE
Bearing,ball,annular
Itw Food Equipment Group Llc Dba Hobart Service
5905-00-853-48622100-0050 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Keysight Technologies Inc
6625-01-100-0829 INTERCHANGEABLE
Voltmeter
8010-01-132-953321069 INTERCHANGEABLE
Primer,red
Rust-Oleum Corp
7310-01-187-712921069 INTERCHANGEABLE
Latch Assembly,milk Dispenser Do
Silver King Refrigeration Inc.
4930-01-273-88802-1069 INTERCHANGEABLE
Bleed Valve Assy
Malabar
5305-01-333-4690 INTERCHANGEABLE
Screw,machine
4810-01-418-889221069-001 INTERCHANGEABLE
Valve,linear,directional Control
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Cross-Reference Index
Part NumberManufacturer
21069 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21391-850-1 PRIMARY Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21391-850 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21069 FIND 8 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21391-850-1M9 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
Related Parts
5330-00-133-0762INTERCHANGEABLE
SEAL
203748H1
3110-00-198-1422INTERCHANGEABLE
BEARING,BALL,ANNULAR
10568
5905-00-853-4862INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
2100-0050
6625-01-100-0829INTERCHANGEABLE
VOLTMETER
8010-01-132-9533INTERCHANGEABLE
PRIMER,RED
21069
7310-01-187-7129INTERCHANGEABLE
LATCH ASSEMBLY,MILK DISPENSER DO
21069
4930-01-273-8880INTERCHANGEABLE
BLEED VALVE ASSY
2-1069
5305-01-333-4690INTERCHANGEABLE
SCREW,MACHINE
4810-01-418-8892INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
21069-001

Frequently Asked Questions

What is NSN 4810-01-418-8958?

NSN 4810-01-418-8958 is a Sleeve and Slide,directional Con, 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 4810-01-418-8958?

NSN 4810-01-418-8958 has 5 cross-referenced part numbers: 21069 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21391-850-1 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21391-850 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21069 FIND 8 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21391-850-1M9 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).

What NSN replaces 4810-01-418-8958?

There are 9 known substitutes for 4810-01-418-8958: 5330-00-133-0762, 3110-00-198-1422, 5905-00-853-4862 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21391-850-1?

Key specifications for 21391-850-1: Slide Material: STEEL; Valve Design Control Activity: 78062; Valve Model Number for Which Designed: P/N21069-001; Sleeve Material: STEEL. 6 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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