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FSC 4730 | Railing Fittings Lubrication Tube Pipe Hose
L-RB-56-57-4-G

Model: L-RB-56-57-4-G

Tube To Boss Elbow

Properties:

Thread Class

3a all ends

End Application

Used on super jolly helicopter h-53

Connection Style

External seat for gasket seal (boss) 2nd end

Connection Style

Flared (tube) 1st end

Leg Length

1.281 inches 2nd end

Leg Length

0.953 inches 1st end

Connection Type

Threaded external boss 2nd end

Connection Type

Threaded external tube 1st end

Thread Size

0.438 inches all ends

Seat Angle

37.0 degrees 1st end

Flow Angle

90.0 degrees

Outside Diameter Tube Accommodated

0.250 inches 1st end

Material

Aluminum alloy

Media For Which Designed

Aeronautical fluid 2nd response

Media For Which Designed

Fluid 1st response

Surface Treatment

Anodize

Thread Series Designator

Unf all ends

Furnished Items And Quantity

1 gasket and 1 tube coupling nut

NSN

4730-00-613-4917

Part Number

L-RB-56-57-4-G

Description

Elbow,tube To Boss

CAGE

97928

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 L-RB-56-57-4-G NSN 4730-00-613-4917

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:

4.0 X 4.0 X 2.0

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:

051400

UFC:

29700

LTL:

77.5

LCL:

WCC:

576

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7609000000
SITC: 68427
End Use: Finished metal shapes
NAICS: 332919
USDA: 1

Freight Class: Aluminum tube or pipe fittings (couplings,elbows sleeves)