Model: 257B-14S

Expansion Valve

Properties:

Body Style

Straight through y-pattern give "adql" only when both ends flanged

First End Connection Type

Unthreaded external tube

First End Style Designator

Plain

First End Outside Diameter Tube Accommodated

0.875 inches

Second End Relationship With First End

Identical

Flow Control Device

Disk, plug type

End Connection Quantity

NSN

4820-01-372-8101

Part Number

257B-14S

Description

Valve,expansion

CAGE

58553

A self-acting valve specifically designed for use in refrigeration systems for continual control of rate of flow of refrigerant. It may be actuated by a thermostatic element or self-actuated.

Part 257B-14S NSN 4820-01-372-8101

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05493

FIIG:

A07100

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

051080

UFC:

29300

LTL:

RATING VARIABLE

LCL:

WCC:

594

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8481809050
SITC: 74780
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Other taps, cocks, valves, etc., nesoi