27294B

Groove Pulley

NSN 3020-00-354-1839

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

003541839

Detail Specifications

Groove Depth:

0.5937 inches

Groove Width:

0.750 inches

Outside Diameter:

5.250 inches

Overall Length:

2.375 inches

Keyway Width:

Between 0.251 inches and 0.252 inches

Thread Size:

3/8-16

Bore Diameter:

Between 1.124 inches and 1.125 inches

Bore Length:

2.375 inches

Distance From Center Of Bore To Bottom Of Keyway:

Between 0.6805 inches and 0.6860 inches

Drilled Hole Diameter:

Between 0.2656 inches and 0.2812 inches

V Groove Angle In Deg:

38.0

Pitch Diameter:

Between 4.0625 inches and 5.250 inches

Securing Hole Quantity:

Material And Location:

Iron, cast

Face Width:

0.9375 inches

Design Form:

Webbed

Bore Type:

Straight

Bearings:

Not included

Groove Quantity:

Counterbore Feature:

Not included

Hole Location:

Located through body of pulley parallel to bore on 2.9375 in. Diameter boltcircle, one located through bottom of groove, one located90 degrees from keyway and in line w/o 2812 in. Holes

Keying Facility:

Included

Keying Facility Type:

Keyway

Securing Method:

Threaded hole and drilled hole

Split Hub Feature:

Not included

Web/spoke Relationship To Face Centerline:

Not offset

Lightening Hole:

Included

Integral Cooling Vane:

Not included

Groove Shape:

Bore Feature:

Included

Securing Location:

Aa end

Hub End Outside Diameter And Location:

2.1875 inches aa end and 1.625 inches bb end

Distance From Outside Flange/rim To Hub End And Location:

1.3125 inches aa end and 0.125 inches bb end

Quantity:

Style Designator:

Webbed or spoked

NSN:

3020-00-354-1839

Item Name:

Pulley,guide Bootstrap

Cage Code:

28265

Manufacturer Part Numbers

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

27294B

Cage Code:

1ML14

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

27294B

Cage Code:

74066

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

27294B

Cage Code:

28835

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

08109

FIIG:

T353-A

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:

127320

UFC:

64560

LTL:

70.0

LCL:

WCC:

593

TCC:

SHC:

ACC:

Trailers/Vehicles

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Pricing & Availability

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Definition Definition of approved item name (AIN): "Guide Bootstrap Pulley"

A pulley with one or more grooved faces or rims of the same diameter. For pulleys encased in a shell or frame, see block, tackle. for items specifically designed for aviation, see pulley(1), groove, aviation.