AN939-4

Boss Elbow

NSN 4730-00-277-1921

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

002771921

Technical Specifications of NSN

Thread Class:

3b all ends

End Application:

Grumman a10 aircraft

Connection Style:

Gasket seal (boss) all ends

Leg Length:

0.750 inches 1st end

Connection Type:

Threaded internal boss all ends

Thread Size:

0.438 inches 1st end

Flow Angle:

90.0 degrees

Material:

Steel comp 1137 or steel comp 4130 or steel comp 4140 or steel comp 1141

Material Specification:

66 federal standard single material response

Surface Treatment:

Cadmium

Thread Series Designator:

Unjf all ends

Specification Data:

88044-an939 government standard

NSN:

4730-00-277-1921

Item Name:

Boss Fitting

Cage Code:

14798

Other Related Parts

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

AN934-4

Cage Code:

88044

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

AS4875

Cage Code:

81343

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

AS5190

Cage Code:

81343

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

AS5190-04

Cage Code:

81343

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

AN939-4

Cage Code:

00624

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

AN939-4

Cage Code:

06581

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

AN939-4

Cage Code:

13899

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

AN939-4

Cage Code:

14397

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

AN939-4

Cage Code:

22995

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

AN939-4

Cage Code:

30974

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

AN939-4

Cage Code:

88044

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

AN939-4

Cage Code:

R1120

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

8169041

Cage Code:

18876

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

AN939-4

Cage Code:

71563

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

22676

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 an939-4 and/or cross reference parts.

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

A fitting that forms an angle of less than 180 degrees (3.141 radians) from the straight flow. The boss connections have external and/or internal machine threads (straight threads other than pipe or hose series), and are designed to facilitate a gasket, preformed packing, washer, or the like, to form a seal at the boss. It may have side or heel inlet(s). It is designed to join two bosses or boss fittings on items such as tanks, housings, valve fittings, and the like. Excludes elbow, tube.