Model: 2A1021-4

Valve Piston

Properties:

Inside Diameter

0.375 inches

Outside Diameter

Between 1.238 inches and 1.239 inches

Overall Length

3.465 inches

End Application

Used on f16 door actuator

Features Provided

Threaded

Valve Design Control Activity

99240

Material

Steel

Surface Treatment

Passivate

NSN

4820-01-439-3971

Part Number

2A1021-4

Description

Piston,valve

CAGE

99240

A cylindrical item of various configurations which reciprocates in a valve body, assisting in the movement of the disk to open or close a valve. May include additional components such as ring(s), collar(s), spring(s) and the like. Excludes disk, valve.

Part 2A1021-4 NSN 4820-01-439-3971

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

36944

FIIG:

A512T0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

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Schedule B and Export

Schedule B: 8481909090
SITC: 74790
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Parts of taps, cocks, valves and similar appliances, nesoi