A3400

Worm Shaft

NSN 3040-00-694-8030

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

006948030

Technical Specifications of NSN

End Similarity:

Not identical

Thread Length:

0.281 inches second end, second portion

Overall Length:

3.125 inches

Screw Thread Series Designator:

Unf second end, second portion

Shaft Thread Direction:

Right-hand second end, second portion

Teeth Hardness Rating:

Between 30.0 rockwell c and 35.0 rockwell c

Worm Thread Quantity:

Worm Thread Lead:

0.131 inches

Worm Thread Direction:

Right-hand

Worm Pressure Angle In Deg:

14.500

Worm Helix Angle:

4 degrees 46 min

Worm Outside Diameter:

0.583 inches

Worm Pitch Diameter:

0.500 inches

Shaft Hardness Rating:

Between 30.0 rockwell c and 35.0 rockwell c

Worm Thread Section Length:

0.875 inches

Worm Body Length:

1.234 inches

Worm Body Tapered Bearing Surface End:

Not provided

Shaft Location:

Both ends of worm

Straight Unthreaded Length:

0.218 inches second end, first portion

Straight Unthreaded Length:

0.250 inches first end, first portion

Straight Unthreaded Length:

0.546 inches first end, second portion

Straight Unthreaded Section Diameter:

0.2502 inches first end, second portion

Straight Unthreaded Section Diameter:

0.312 inches first end, first portion

Straight Unthreaded Section Diameter:

0.3752 inches second end, first portion

Unthreaded Section Keyway Width:

0.0625 inches first end, second portion

Unthreaded Section Keyway Depth:

0.075 inches first end, second portion

Involute Spline Quantity:

12 first end

Involute Spline Pressure Angle In Deg:

14.5 first end

Involute Spline Pitch Diameter:

0.2480 inches second end, third portion

Involute Spline Length:

0.593 inches second end, third portion

Threaded Section Pin Hole Diameter:

0.070 inches second end, second portion

Material:

Steel

Material:

Steel

Fsc Application Data:

Actuator, electro-mechanical rotary

NSN:

3040-00-694-8030

Item Name:

Worm Gear-shaft

Cage Code:

72121

Other Related Parts

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

A3400

Cage Code:

17472

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

18249

FIIG:

T246-C

Concept No.:

App. Key:

Cond. Code:

Status:

Part Materials

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

133300

UFC:

63220

LTL:

RATING VARIABLE

LCL:

85.0

WCC:

593

TCC:

SHC:

ACC:

Equipment for Aircraft

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Pricing & Availability

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Definition Definition of approved item name (AIN): "Worm Gear-shaft"

A drive shaft having helical thread(s) on a portion of its outer surface, machined bearing surface(s) and facilities for driving (other than a hub) on one or both ends of shaft. Designed to mate with a cam, gear sector, worm wheel, etc. Includes items with bearings. Excludes items having more than one worm complement of helical threads, items with a separate complement of gear teeth, and gear, worm.