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FSC 4730 | Railing Fittings Lubrication Tube Pipe Hose
20689-003

Model: 20689-003

Tube To Boss Elbow

Properties:

Thread Class

2a all ends

Maximum Operating Temp

400.0 degrees fahrenheit single response

End Application

Grumman a-10 acft; 3990-01-442-1939 bap (bridge adapter pallet)

Connection Style

External seat for gasket seal (boss) 2nd end

Connection Style

Flared (tube) 1st end

Leg Length

1.062 inches 1st end

Leg Length

1.250 inches 2nd end

Connection Type

Threaded external boss 2nd end

Connection Type

Threaded external tube 1st end

Maximum Operating Pressure

3000.0 pounds per square inch single response

Thread Size

0.562 inches all ends

Seat Angle

37.0 degrees 1st end

Flow Angle

90.0 degrees

Outside Diameter Tube Accommodated

0.375 inches 1st end

Material

Steel comp 12l14

Material Specification

66 federal standard single material response

Media For Which Designed

Hydraulic fluid single response

Surface Treatment Specification

J514 assn standard single treatment response and qq-p-416, type 2, cl 3 federal specification single treatment response

Thread Series Designator

Unf all ends

Furnished Items And Quantity

1 locknut and 1 preformed packing and 1 flat washer

Specification Data

96906-ms51527 government standard and 81343-j514 professional/industrial association standard

Nondefinitive Specification/std Data

10a figure

NSN

4730-00-143-3941

Part Number

20689-003

Description

Elbow,tube To Boss

CAGE

50653

A fitting that forms an angle of less that 180 degrees (3.141 radians) from a straight flow. One connecting end has machine threads (straight threads other than pipe or hose series) designed to accommodate a tube or is unthreaded and 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 may have side or heel inlet(s). It is designed to connect a tube or tube fitting to a boss or boss fitting on items such as tanks, housings, valve fittings, or the like.

Part 20689-003 NSN 4730-00-143-3941

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

22679

FIIG:

A080B0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

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:

0.2000lbs

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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Schedule B and Export

Schedule B: 8710000090
SITC: 89111
End Use: Military trucks, armored vehicles, etc.
NAICS: 336992
USDA: 1

Freight Class: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons