Model: 138

Rigid Shaft Coupling

Special Features:

Furnished items: 4 setscrews; setscrews spaced 90 degrees apart, 0.188 in. From each end

Properties:

Overall Length

0.750 inches

Thread Size Designator

0.138-32

Bore Diameter

0.2500 inches both ends

Overall Diameter

0.438 inches

Bore Length

0.7500 inches through bore

Bore Shape

Straight both ends

Securing Method

Threaded hole

Threaded Hole Quantity

Body Material

Copper alloy

Surface Treatment

Nickel

Style Designator

Plain sleeve

NSN

3010-01-015-9799

Part Number

138

Description

Coupling,shaft,rigid

CAGE

91967

A device for connecting the ends of two shafts to produce in effect, one piece of rigid shafting so that the rotary motion of one shaft is transmitted to the other shaft. Couplings of the sleeve type must have an over-all length exceeding the outside diameter, or must have an internal spline.

Part 138 NSN 3010-01-015-9799

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

13742

FIIG:

A522C0

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

126880

UFC:

64300

LTL:

RATING VARIABLE

LCL:

WCC:

593

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8483608000
SITC: 74860
End Use: Industrial machines, other
NAICS: 333613
USDA: 1

Freight Class: Shaft couplings, except universal joints