PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21366-1006-1Piston,valve

Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace · NSN 4820-01-514-8467 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-514-8467 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-514-8467. Primary manufacturer part number: 21366-1006-1.
Features
  • Piston,valve — FSC 4820
  • Valve Design Control Activity: 78062
  • Material: STEEL COMP 416
  • Material Document and Classification: ASTM-A582 ASSN STD SINGLE MATERIAL RESPONSE
  • 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 4820-01-514-8467, 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-514-8467
Primary Part Number21366-1006-1
Item NamePiston,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
StatusACTIVE
Valve Design Control Activity78062
MaterialSTEEL COMP 416
Material Document and ClassificationASTM-A582 ASSN STD SINGLE MATERIAL RESPONSE
Valve Type for Which DesignedDIRECTIONAL CONTROL LINEAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
9540-00-146-0730 INTERCHANGEABLE
Angle,structural
5310-00-283-449321366 INTERCHANGEABLE
Nut,plain,round
Whirlpool Corp Dba Whirlpool Corp
4820-01-137-3333036-21366 INTERCHANGEABLE
Cap,valve
Fluid Power Solution Llc
5905-01-171-548021366 INTERCHANGEABLE
Resistor,voltage Sensitive
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
3040-01-191-782821366 INTERCHANGEABLE
Head,linear Actuating Cylinder
Moog Inc. Dba Ampac-Isp Corp
6515-01-319-823721366 INTERCHANGEABLE
Ballast Chamber,cryosurgical Sys
Coopersurgical Inc Dba Coopersurgical Products
4810-01-513-221021366-001 INTERCHANGEABLE
Valve,linear,directional Control
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-535-868821366-1005-1 INTERCHANGEABLE
Cap,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-535-869121366-801-1 INTERCHANGEABLE
Body,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-535-869321366-800-1 INTERCHANGEABLE
Body,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Cross-Reference Index
Part NumberManufacturer
21366 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21366-1006-1 PRIMARY Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21366 FIND 10 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
Related Parts
9540-00-146-0730INTERCHANGEABLE
ANGLE,STRUCTURAL
5310-00-283-4493INTERCHANGEABLE
NUT,PLAIN,ROUND
21366
4820-01-137-3333INTERCHANGEABLE
CAP,VALVE
036-21366
5905-01-171-5480INTERCHANGEABLE
RESISTOR,VOLTAGE SENSITIVE
21366
3040-01-191-7828INTERCHANGEABLE
HEAD,LINEAR ACTUATING CYLINDER
21366
6515-01-319-8237INTERCHANGEABLE
BALLAST CHAMBER,CRYOSURGICAL SYS
21366
4810-01-513-2210INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
21366-001
4820-01-535-8688INTERCHANGEABLE
CAP,VALVE
21366-1005-1
4820-01-535-8691INTERCHANGEABLE
BODY,VALVE
21366-801-1
4820-01-535-8693INTERCHANGEABLE
BODY,VALVE
21366-800-1

Frequently Asked Questions

What is NSN 4820-01-514-8467?

NSN 4820-01-514-8467 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 4820-01-514-8467?

NSN 4820-01-514-8467 has 3 cross-referenced part numbers: 21366 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21366-1006-1 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21366 FIND 10 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).

What NSN replaces 4820-01-514-8467?

There are 10 known substitutes for 4820-01-514-8467: 9540-00-146-0730, 5310-00-283-4493, 4820-01-137-3333 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21366-1006-1?

Key specifications for 21366-1006-1: Valve Design Control Activity: 78062; End Item Identification: SEAWOLF CLASS SSN; Special Features: USED ON VALVE ASSEMBLY, SPECIAL SIZE; Material: STEEL COMP 416. 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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