Model: 7957A1

Check Valve

Properties:

Thread Class

3b 2nd end

Thread Direction

Right-hand all ends

Flow Control Device

Disk

Connection Style

Flare (tube) 2nd end

Connection Style

Plain (hose) 1st end

Valve Operation Method

Automatic

Connection Type

Threaded external hose 1st end

Connection Type

Threaded internal tube 2nd end

Mounting Position

Horizontal or vertical

Thready Qty Per Inch (tpi)

11-1/2 1st end

Thread Size

0.562 inches all ends

Material

Copper alloy body

Media For Which Designed

Oxygen, gaseous single response

Style Designator

Straight thru

Thread Series Designator

Nh 1st end

Thread Series Designator

Unf 2nd end

NSN

4820-01-195-8422

Part Number

7957A1

Description

Valve,check

CAGE

39428

Part 7957A1 NSN 4820-01-195-8422

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05487

FIIG:

A530B0

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.1000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

050855

UFC:

29290

LTL:

70.0

LCL:

WCC:

576

TCC:

SHC:

ACC:

Construction Materials

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