AS21900

Boss Nipple

NSN 4730-00-080-3731

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

000803731

Product Technical Spec.

Thread Class:

3a all ends

Maximum Operating Temp:

135.0 degrees celsius single response

End Application:

Aircraft application

Connection Style:

External seat for gasket seal (boss) 2nd end

Connection Style:

Flared w/ gasket seal (boss) 1st end

Connection Type:

Threaded external boss 1st end

Maximum Operating Pressure:

3000.0 pounds per square inch single response

Thread Size:

0.500 inches all ends

Nominallength:

1.156 inches

Material:

Steel comp 304

Material Specification:

Qq-s-763 federal specification single material response

Media For Which Designed:

Chemical single response

Surface Treatment:

Passivate

Surface Treatment Specification:

Mil-f-14072, e300, type 2 military specification single treatment response outside

Surface Treatment Specification:

Mil-s-5002 military specification single treatment response inside

Style Designator:

Flared and flareless w/ center wrenching facility

Thread Series Designator:

Unjf all ends

Specification Data:

81343-as21900 government standard

NSN:

4730-00-080-3731

Item Name:

Nipple,boss

Cage Code:

81343

Cross Referenced Parts

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

AS18280

Cage Code:

81343

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

MS21900J5

Cage Code:

00624

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

MS21900J5

Cage Code:

81343

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

MS21900J5

Cage Code:

96906

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

26952

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 as21900 and/or cross reference parts.

Definition Definition of approved item name (AIN): "Boss Nipple"

A straight, one-piece fitting used to join two bosses or boss fittings. Both ends are the same size and have external machine threads (straignt threads other than pipe or hose series). It is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. The center section may be suitably shaped to accommodate a wrench.