PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21350-1002-1Piston,valve

Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace · NSN 4820-01-407-2992 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-407-2992 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-407-2992. Primary manufacturer part number: 21350-1002-1.
Features
  • Piston,valve — FSC 4820
  • Material: STEEL COMP 416
  • Valve Type for Which Designed: DIRECTIONAL CONTROL LINEAR
  • 3 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
  • Applications requiring Steel Comp 416 construction
General Description

The Piston,valve, cataloged under National Stock Number 4820-01-407-2992, 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-407-2992
Primary Part Number21350-1002-1
Item NamePiston,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
StatusACTIVE
MaterialSTEEL COMP 416
Valve Type for Which DesignedDIRECTIONAL CONTROL LINEAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
2915-00-113-093321350 INTERCHANGEABLE
Filter,fluid
Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div
6685-00-126-570921350 INTERCHANGEABLE
Harness Assembly,thermocouple
Engelhard Corp Specialty Div
5305-00-451-166221350 INTERCHANGEABLE
Screw,special
Dresser, Llc
5930-00-504-6071 INTERCHANGEABLE
Switch,toggle
9540-00-528-8742 INTERCHANGEABLE
Angle,structural
4820-01-097-983220307-1010 INTERCHANGEABLE
Cap,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
6150-01-098-891321350 INTERCHANGEABLE
Bus,conductor
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
5360-01-270-559921350 INTERCHANGEABLE
Coil
Torotel, Inc. Div Torotel Products, Inc.
1650-01-335-457321350 INTERCHANGEABLE
Shaft,internal Drive
Parker Hannifin Corporation Div Hydraulic Systems Division
4820-01-407-9325 INTERCHANGEABLE
Sleeve and Slide,directional Con
Cross-Reference Index
Part NumberManufacturer
21350 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21350-1002-1 PRIMARY Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21350-10 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
Related Parts
2915-00-113-0933INTERCHANGEABLE
FILTER,FLUID
21350
6685-00-126-5709INTERCHANGEABLE
HARNESS ASSEMBLY,THERMOCOUPLE
21350
5305-00-451-1662INTERCHANGEABLE
SCREW,SPECIAL
21350
5930-00-504-6071INTERCHANGEABLE
SWITCH,TOGGLE
9540-00-528-8742INTERCHANGEABLE
ANGLE,STRUCTURAL
4820-01-097-9832INTERCHANGEABLE
CAP,VALVE
20307-1010
6150-01-098-8913INTERCHANGEABLE
BUS,CONDUCTOR
21350
5360-01-270-5599INTERCHANGEABLE
COIL
21350
1650-01-335-4573INTERCHANGEABLE
SHAFT,INTERNAL DRIVE
21350
4820-01-407-9325INTERCHANGEABLE
SLEEVE AND SLIDE,DIRECTIONAL CON
5998-01-432-2736INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
21350

Frequently Asked Questions

What is NSN 4820-01-407-2992?

NSN 4820-01-407-2992 is a Piston,valve, 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 4820-01-407-2992?

NSN 4820-01-407-2992 has 3 cross-referenced part numbers: 21350 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21350-1002-1 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21350-10 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).

What NSN replaces 4820-01-407-2992?

There are 11 known substitutes for 4820-01-407-2992: 2915-00-113-0933, 6685-00-126-5709, 5305-00-451-1662 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21350-1002-1?

Key specifications for 21350-1002-1: Material: STEEL COMP 416; Valve Type for Which Designed: DIRECTIONAL CONTROL LINEAR. 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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