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FSC 3040 | Miscellaneous Power Transmission Equipment
12108M502D ITEM 21

Model: 12108M502D ITEM 21

Shouldered Shaft

Special Features:

Modified spindle

Properties:

First End Style

Square (round corners)

End Similarity

Not identical

Second End Style

Flat keyway and cross drilled hole

Overall Length

5.825 inches

First End Width Across Flats

Between 0.6240 inches and 0.6260 inches

End Application

90 degree angle gearbox assembly; seawolf class sub

First End Diameter

Between 0.8030 inches and 0.8130 inches

Second End Keyway Width

Between 0.1890 inches and 0.1910 inches

Second End External Keyway Length

0.7000 inches

Second End Keyway Depth

Between 0.1030 inches and 0.1060 inches

Second End Diameter

Between 0.6210 inches and 0.6230 inches

Second End Hole Diameter

Between 0.1350 inches and 0.1420 inches

Second End Distance From Hole Center To End

0.6250 inches

Second End Hole Depth

0.6230 inches

Step Quantity

Largest Step Diameter

0.813 inches

First End Step Length

2.8800 inches

Part Name Assigned By Controlling Agency

Spindle

Material

Steel

Material Specification

Aisi11l41 stl national specification single material response

NSN

3040-01-502-3016

Part Number

12108M502D ITEM 21

Description

Shaft,shouldered

CAGE

72166

A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes shaft(1), straight; and axle(1), straight.

Part 12108M502D ITEM 21 NSN 3040-01-502-3016

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

22914

FIIG:

A23200

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:

126900

UFC:

65750

LTL:

RATING VARIABLE

LCL:

WCC:

593

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8483105000
SITC: 74810
End Use: Industrial machines, other
NAICS: 333613
USDA: 1

Freight Class: Transmission shafts and cranks, except camshafts and crankshafts