PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21213-850-1Sleeve and Slide,directional Con

Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace · NSN 4820-01-418-6451 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-418-6451 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-418-6451. Primary manufacturer part number: 21213-850-1.
Features
  • Sleeve and Slide,directional Con — FSC 4820
  • Valve Design Control Activity: 78062
  • Slide Material: STEEL
  • Sleeve 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 4820-01-418-6451, 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 3 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
NSN4820-01-418-6451
Primary Part Number21213-850-1
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
Slide MaterialSTEEL
Sleeve MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-084-9469 INTERCHANGEABLE
Socket Wrench
3110-00-100-3541 INTERCHANGEABLE
Cone and Rollers,tapered Roller
4320-00-168-0905208B INTERCHANGEABLE
Impeller and Shaft,
Industrial Technologies and Services Llc
4730-00-202-6430 INTERCHANGEABLE
Trap,steam
3120-00-311-9076212135 INTERCHANGEABLE
Bushing,sleeve
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
5930-00-544-5593 INTERCHANGEABLE
Switch,toggle
2835-00-659-052621213 INTERCHANGEABLE
Sleeve,fuel Connection
Alamo Aircraft, Ltd.
5360-01-011-808821213 INTERCHANGEABLE
Spring,helical,compression
Rogerson Aircraft Equipment Group
5950-01-019-3795989112-76B INTERCHANGEABLE
Coil,radio Frequency
Raytheon Company Dba Raytheon
2530-01-265-325021213 INTERCHANGEABLE
Cylinder Assembly,actuating,line
Mark Industries
Cross-Reference Index
Part NumberManufacturer
21213-5 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21213-850-1 PRIMARY Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21213 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
Related Parts
5120-00-084-9469INTERCHANGEABLE
SOCKET WRENCH
3110-00-100-3541INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
4320-00-168-0905INTERCHANGEABLE
IMPELLER AND SHAFT,
208B
4730-00-202-6430INTERCHANGEABLE
TRAP,STEAM
3120-00-311-9076INTERCHANGEABLE
BUSHING,SLEEVE
212135
5930-00-544-5593INTERCHANGEABLE
SWITCH,TOGGLE
2835-00-659-0526INTERCHANGEABLE
SLEEVE,FUEL CONNECTION
21213
5360-01-011-8088INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
21213
5950-01-019-3795INTERCHANGEABLE
COIL,RADIO FREQUENCY
989112-76B
2530-01-265-3250INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
21213
4730-01-351-4084INTERCHANGEABLE
COUPLING ASSEMBLY,TUBE,FLEXIBLE
322314 ITEM 42
4820-01-418-6449INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
21213-002

Frequently Asked Questions

What is NSN 4820-01-418-6451?

NSN 4820-01-418-6451 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 4820-01-418-6451?

NSN 4820-01-418-6451 has 3 cross-referenced part numbers: 21213-5 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21213-850-1 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21213 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).

What NSN replaces 4820-01-418-6451?

There are 12 known substitutes for 4820-01-418-6451: 5120-00-084-9469, 3110-00-100-3541, 4320-00-168-0905 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21213-850-1?

Key specifications for 21213-850-1: Valve Design Control Activity: 78062; Special Features: NITRIDING STEEL, MIL-S-6709; MATCHED SET; Slide Material: STEEL; Sleeve Material: STEEL. 5 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com