Model: B831-9521-27

Rigid Shaft Coupling

Properties:

Overall Length

2.9400 inches

Bore Diameter

0.750 inches through bore and 0.755 inches through bore

Overall Diameter

1.5000 inches

Bore Length

2.9400 inches through bore

End Application

Seawolf class submarine ssn 23, cargo bay loadline extenison guide rails assembly.

Bore Shape

Straight through bore

Body Material

Stainless steel

Part Name Assigned By Controlling Agency

Adapter, gearbox, input

Material Specification

Qq-s-763, class-316l, condition-a federal specification single material response

Style Designator

Plain sleeve

NSN

3010-01-505-1559

Part Number

B831-9521-27

Description

Coupling,shaft,rigid

CAGE

96169

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 B831-9521-27 NSN 3010-01-505-1559

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

2.9 X 1.5 X 1.5

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:

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