MS21902K4

Boss Nipple

NSN 4730-00-009-8259

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

000098259

Product Technical Spec.

Thread Class:

3a all ends

Maximum Operating Temp:

-65.0 degrees fahrenheit 2nd response

Maximum Operating Temp:

275.0 degrees fahrenheit 1st response

Connection Style:

External seat for gasket seal (boss) all ends

Connection Type:

Threaded external boss all ends

Maximum Operating Pressure:

3000.0 pounds per square inch single response

Thread Size:

0.438 inches all ends

Nominallength:

1.062 inches

Material:

Steel comp 316 or steel comp 304

Material Specification:

66, 300 series federal standard single material response

Media For Which Designed:

Air 2nd response

Media For Which Designed:

Hydraulic fluid 1st 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:

Flareless (tube)

Style Designator:

Flareless w/ center wrenching facility

Thread Series Designator:

Unjf all ends

NSN:

4730-00-009-8259

Item Name:

Nipple,boss

Cage Code:

96906

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:

AS21902

Cage Code:

81343

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

MS21902K4

Cage Code:

81343

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

1376-18-515

Cage Code:

A0199

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

End Items End applications NSN 4730-00-009-8259 is a component of

Close In Weapon System (ciws-phalanx)
Ec-135h/k/p) Aircraft Tf33-pw-102 (c-135e Engine
B-52h) Aircraft Tf33-p-3/5/9 (c/ec-135 Engine
Mk 75 (gm) Gun Mount
Tf-33-p-7 (c-141a/b) Aircraft Engine
Ticonderoga Class Cg (47)
Spruance Class Dd (963)
Forrestal Class Cv
Nimitz Class Cvn
009393581
Mechanical Drive Housing

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Pricing & Availability

Submit this form for current pricing and availability quote on part number ms21902k4 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.