MS21923-4

Tube To Boss Straight Adapter

NSN 4730-00-202-8859

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

002028859

Product Technical Spec.

Thread Class:

3a center bulkhead

Thread Class:

3a all ends

End Application:

Boeing vertol cargo transport helicopter, model ch-47

Connection Style:

Flared w/ gasket seal (boss) 2nd end

Connection Style:

Flareless (tube) 1st end

Connection Type:

Threaded external boss 2nd end

Connection Type:

Threaded external tube 1st end

Thread Size:

0.438 inches all ends

Thread Size:

0.438 inches center bulkhead

Seat Angle:

12.0 degrees 1st end

Outside Diameter Tube Accommodated:

0.250 inches 1st end

Nominallength:

1.750 inches

Material:

Steel

Surface Treatment:

Cadmium

Thread Series Designator:

Unjf all ends

Thread Series Designator:

Unjf center bulkhead

Specification Data:

96906-ms21923 government standard

NSN:

4730-00-202-8859

Item Name:

Vent And Drain Assembly

Cage Code:

81343

Cross Referenced Parts

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

SAE AS18280

Cage Code:

81343

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

SAE AS21923

Cage Code:

81343

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

AS21923-4

Cage Code:

81343

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

MS21923-4

Cage Code:

96906

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

MS21923-4

Cage Code:

78929

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

AS21923

Cage Code:

81343

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

MS21923-4

Cage Code:

96106

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

AS1828031E

Cage Code:

81343

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

22675

FIIG:

A080B0

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:

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:

052190

UFC:

30000

LTL:

RATING VARIABLE

LCL:

WCC:

576

TCC:

SHC:

ACC:

Construction Materials

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Pricing & Availability

Submit this form for current pricing and availability quote on part number ms21923-4 and/or cross reference parts.

Definition Definition of approved item name (AIN): "Vent And Drain Assembly"

An adapter having machine threads (straight threads other than pipe or hose series) designed to accommodate a tube on one end or an unthreaded end designed to accommodate a tube. The other end has external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. It is designed to join a tube or tube fitting to a boss or boss fitting in a straight line on items such as tanks, housings, valve fittings, and the like. See also coupling, tube and nipple, tube.