1B94811-4IN

Check Valve

NSN 4820-00-482-8907

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

004828907

Product Features

1.250 in. Valve size, each valve shall have threebuna-n o-rings packed in a bag and securely attached with instructions o-rings for oil service only

Product Technical Spec.

Pipe Size Accommodated:

1.250 inches all ends

Flow Control Device:

Disk

Maximum Operating Temp:

150.0 degrees fahrenheit 2nd response

Maximum Operating Temp:

425.0 degrees fahrenheit 1st response

Connection Style:

Socket with brazing ring (pipe) all ends

Valve Operation Method:

Automatic

Connection Type:

Unthreaded internal pipe all ends

Mounting Position:

Horizontal or vertical

Valve Size:

1.250 inches

Maximum Operating Pressure:

200.0 pounds per square inch 1st response

Maximum Operating Pressure:

400.0 pounds per square inch 2nd response

Material:

Copper alloy 922 body

Material:

Copper alloy 922 seat

Material:

Nickel alloy r-405 flow control device

Material Specification:

Qq-c-390, alloy d4/d/ federal specification single material response body

Material Specification:

Qq-c-390, alloy d4/d/ federal specification single material response seat

Material Specification:

Qq-n-281 federal specification single material response flow control device

Media For Which Designed:

Steam 1st response

Media For Which Designed:

Water-oil-gas 2nd response

Style Designator:

Straight thru

Test Data Document:

03950-acid no.882037045 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).

NSN:

4820-00-482-8907

Item Name:

Setback Clutch

Cage Code:

14448

Cross Referenced Parts

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

803-1385721

Cage Code:

80064

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

426WS 1 1-4IN

Cage Code:

63686

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

4DP2080A1 1-4IN

Cage Code:

63686

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

810-1385721REVK

Cage Code:

03950

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

4DP2080A1 1/4 I

Cage Code:

63686

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

419WS1 1-4IN

Cage Code:

63686

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

810-1385721-6

Cage Code:

80064

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

803-1385721-6

Cage Code:

80064

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

810-1385721

Cage Code:

53711

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

810-1385721 1-1/4IN

Cage Code:

53711

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05487

FIIG:

A530B0

Concept No.:

App. Key:

Cond. Code:

Status:

Part Materials

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:

4.0000lbs

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:

576

TCC:

SHC:

ACC:

Construction Materials

End Items End applications NSN 4820-00-482-8907 is a component of

Chilled Water A/c Systems
Jp-5 Aviation Fuels Systems
Fire Pumps
Low Pressure (lp) Dry Air-dehydrators
Ticonderoga Class Cg (47)
Spruance Class Dd (963)
Cvn 68 Class Reactor Fill Auxiliary System
Kidd Class Ddg

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Pricing & Availability

Submit this form for current pricing and availability quote on part number 1b94811-4in and/or cross reference parts.

Definition Definition of approved item name (AIN): "Setback Clutch"

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.