Model: 1B958-2IN

Lift-check Valve

Properties:

Thread Direction

Right-hand all ends

Flow Control Device

Disk

Bonnet Type

Inside spring

Bonnet Attachment Method

Threaded

Maximum Operating Temp

150.0 degrees fahrenheit 2nd response

Maximum Operating Temp

450.0 degrees fahrenheit 1st response

Connection Style

Plain, optional end (pipe) all ends

Valve Operation Method

Manual

Connection Type

Threaded internal pipe all ends

Mounting Position

Horizontal

Maximum Operating Pressure

200.0 pounds per square inch 1st response

Maximum Operating Pressure

400.0 pounds per square inch 2nd response

Thread Size

2.000 inches all ends

Material

Copper alloy 836 body

Material

Plastic polytetrafluoroethylene flow control device

Material Specification

Astm b-61 assn standard single material response body

Media For Which Designed

Steam 1st response

Media For Which Designed

Water-oil-gas 2nd response

Style Designator

Straight thru

Supplementary Features

Additional material: glass fiber

Thread Series Designator

Npt all ends

NSN

4820-00-287-4334

Part Number

1B958-2IN

Description

Valve,lift-check

CAGE

14448

Part 1B958-2IN NSN 4820-00-287-4334

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

27828

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:

12.0000lbs

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:

051080

UFC:

29300

LTL:

RATING VARIABLE

LCL:

WCC:

594

TCC:

SHC:

ACC:

Construction Materials

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