PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21198-851-1Sleeve and Slide,directional Con

Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace · NSN 4820-01-446-7468 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-446-7468 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-446-7468. Primary manufacturer part number: 21198-851-1.
Features
  • Sleeve and Slide,directional Con — FSC 4820
  • Sleeve Material: STEEL
  • 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 4820-01-446-7468, 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 2 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
NSN4820-01-446-7468
Primary Part Number21198-851-1
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
Sleeve MaterialSTEEL
Slide MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5305-00-068-7031 INTERCHANGEABLE
Screw,hold-Down
5330-00-162-53853100B11 INTERCHANGEABLE
Gasket
Terex Usa, Llc Dba Terex Equipment Services
5975-00-280-9214 INTERCHANGEABLE
Box Connector,electrical
4320-00-591-2684187 INTERCHANGEABLE
Slinger,pump
Industrial Technologies and Services Llc
3040-00-734-08186759519 INTERCHANGEABLE
Carrier Assembly,hi
Allison Transmission Inc Dba Allison Transmission, Inc
4330-01-136-346121198 INTERCHANGEABLE
Filter,fluid
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
5999-01-268-143321198 INTERCHANGEABLE
Delay Line
Pulse Engineering Inc
4130-01-389-058621198 INTERCHANGEABLE
Filter Media,air Conditioning
Fibrebond Corp
4820-01-443-929820406-1110-1 INTERCHANGEABLE
Piston,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
3040-01-447-611021198-1000-1 INTERCHANGEABLE
Shaft,shouldered
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Cross-Reference Index
Part NumberManufacturer
21198-851-1 PRIMARY Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21198-3 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21198 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
Related Parts
5305-00-068-7031INTERCHANGEABLE
SCREW,HOLD-DOWN
5330-00-162-5385INTERCHANGEABLE
GASKET
3100B11
5975-00-280-9214INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
4320-00-591-2684INTERCHANGEABLE
SLINGER,PUMP
187
3040-00-734-0818INTERCHANGEABLE
CARRIER ASSEMBLY,HI
6759519
4330-01-136-3461INTERCHANGEABLE
FILTER,FLUID
21198
5999-01-268-1433INTERCHANGEABLE
DELAY LINE
21198
4130-01-389-0586INTERCHANGEABLE
FILTER MEDIA,AIR CONDITIONING
21198
4820-01-443-9298INTERCHANGEABLE
PISTON,VALVE
20406-1110-1
3040-01-447-6110INTERCHANGEABLE
SHAFT,SHOULDERED
21198-1000-1
4820-01-450-3625INTERCHANGEABLE
PISTON,VALVE
21198-1005-1
6150-01-486-4723INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
21198

Frequently Asked Questions

What is NSN 4820-01-446-7468?

NSN 4820-01-446-7468 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 4820-01-446-7468?

NSN 4820-01-446-7468 has 3 cross-referenced part numbers: 21198-851-1 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21198-3 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21198 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).

What NSN replaces 4820-01-446-7468?

There are 12 known substitutes for 4820-01-446-7468: 5305-00-068-7031, 5330-00-162-5385, 5975-00-280-9214 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21198-851-1?

Key specifications for 21198-851-1: Sleeve Material: STEEL; Slide Material: STEEL; Special Features: NITRIDING STEEL, MIL-S-6709; MATCHED SET. 3 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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