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FSC 3040 | Miscellaneous Power Transmission Equipment
77656-31X6

Model: 77656-31X6

Shouldered Shaft

Properties:

First End Style

Splined (straight)

End Similarity

Not identical

Second End Style

Cross drilled hole and splined (straight)

Overall Length

108.688 inches

First End Diameter

1.0000 inches

First End Spline Length

1.8125 inches

First End Spline Minor Diameter

Between 0.8490 inches and 0.8540 inches

First End Spline Major Diameter

Between 0.9970 inches and 0.9980 inches

Second End Diameter

1.0000 inches

Second End Spline Length

1.8125 inches

Second End Spline Minor Diameter

Between 0.8490 inches and 0.8540 inches

Second End Spline Major Diameter

Between 0.9970 inches and 0.9980 inches

Second End Hole Diameter

0.2812 inches

Second End Distance From Hole Center To End

0.9560 inches

Step Quantity

First End Spline Quantity

Second End Spline Quantity

Largest Step Diameter

1.315 inches

Surface Finish

63.0 microinches

Material

Nickel alloy

Material Specification

Qq-n-281 federal specification single material response

NSN

3040-01-220-0036

Part Number

77656-31X6

Description

Shaft,shouldered

CAGE

96169

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 77656-31X6 NSN 3040-01-220-0036

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:

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:

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