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FSC 4730 | Railing Fittings Lubrication Tube Pipe Hose
MS21939-8H4

Model: MS21939-8H4

Fluid Passage Bolt

Properties:

Body Style

Body wrenching

Concentric Hole Diameter

0.422 inches

Overall Length

3.352 inches

First End Connection Type

Threaded external tube

First End Style Designator

Flareless

First End Thread Class

First End Thread Direction

Right-hand

Second End Connection Type

Threaded external tube

Second End Style Designator

Flareless

Second End Thread Class

Second End Thread Direction

Right-hand

Width Across Flats

Between 0.996 inches and 1.003 inches

First End Thread Length

0.967 inches

Second End Thread Length

0.460 inches

Wrenching Feature Style

Hexagon

First Diameter From Wrenching Feature

0.811 inches

Second Diameter From Wrenching Feature

0.740 inches

Third Diameter From Wrenching Feature

0.811 inches

Fourth Diameter From Wrenching Feature

0.364 inches

Length From Bearing Surface Of Wrenching Feature To End Of First Diameter

0.377 inches

Length From Bearing Surface Of Wrenching Feature To End Of Second Diameter

0.826 inches

Length From Bearing Surface Of Wrenching Feature To End Of Third Diameter

1.209 inches

Length From Bearing Surface Of Wrenching Feature To End Of Fourth Diameter

1.386 inches

First Radial Fluid Hole Diameter

0.422 inches

Distance From First Radial Hole Center To End Of Bolt

1.719 inches

Length From Bearing Surface Of Wrenching Feature To Bolt End

2.353 inches

Wrenching Feature Height

0.437 inches

Pressure Rating

3000.0 pounds per square inch

First End Thread Series Designator

Unjf

First End Seat Angle

12.0 degrees

First End Thread Size

0.438 inches

Second End Seat Angle

12.0 degrees

Second End Thread Size

0.750 inches

Second End Thread Series Designator

Unjf

Material

Aluminum alloy 2024

Material Specification

Qq-a-225/6, t6, t62 or t851 federal specification single material response

Surface Treatment

Anodize

Surface Treatment Specification

Mil-a-8625, type 2, class 1 military specification single treatment response

Specification Data

96906-ms21939 government standard

NSN

4730-00-684-4707

Part Number

MS21939-8H4

Description

Bolt,fluid Passage

CAGE

96906

A boltlike item having a concentric hole along the longitudinal centerline which may extend a part or the full length of the item. It has a hole(s) perpendicular to the axis, joining or passing through the concentric hole along the longitudinal centerline. The item is designed to distribute fluid, air, or lubricant through its body to a mating item, such as a connector, multiple, fluid pressure line, bearing(s), bushing(s), or the like. The item must be capable of attaching to a block fitting and/or a tubing line or be designed to accommodate a fitting, lubrication. Excludes bolt, internally relieved body; bleeder valve, hydraulic system; and bushing, machine thread. See also pin, vehicular leaf spring shackle.

Part MS21939-8H4 NSN 4730-00-684-4707

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

18683

FIIG:

A121A0

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:

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:

013280

UFC:

05450

LTL:

70.0

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)