Stop searching, install MROSupply Smart Check and see our price instantly wherever you browse.

Add products to your shopping cart

4JEM

Image for Illustration purposes only. Actual product may vary

View in markdown

Martin 4JEM Quadra-Flex coupling sleeve element for size 4 Quadra-Flex couplings. Made of TPR (thermoplastic rubber) with 2.390" outside diameter. Interchangeable with industry-standard flexible coupling sleeves. Provides torsional flexibility and vibration dampening in power transmission applications.

MODEL 4JEM

BRAND

Martin Sprocket

SKU

249813

WEIGHT

0.100 lb

UOM

each

Contact supplier for technical support on: 323-728-8117

$10.66 Each

Prices are subject to change

FREE SHIPPING ON ORDERS OVER $100

Select Quantity

GET A QUOTE

Typically Ships in: 1 day

Returnable:No

Customers Also Bought

4J 3/4

#249809

Martin 4J 3/4 Quadra-Flex coupling hub, size 4J with 3/4" bore. Steel construction with 2.460" outside diameter. For use with Martin Quadra-Flex flexible couplings and compatible elastomeric sleeves.

Brand

Martin Sprocket

Model

4J 3/4

$15.12 Each

Free shipping

5JEM

#249921

Martin 5JEM Quadra-Flex coupling sleeve, TPR rubber elastomeric element for size 5 Quadra-Flex flexible couplings. 2.926" outside diameter. Accommodates 4 degrees of misalignment, operating temperature range -65 to 275°F. Interchangeable with industry-standard Quadra-Flex sleeves.

Brand

Martin Sprocket

Model

5JEM

$21.31 Each

Free shipping

4J 1/2

#249804

Martin 4J 1/2 Quadra-Flex coupling hub, size 4J with 1/2" bore. Steel construction with 2.460" outside diameter. Compatible with Martin Quadra-Flex J, S, B, and SC flanges for flexible shaft connections.

Brand

Martin Sprocket

Model

4J 1/2

$15.12 Each

Free shipping

4J 7/8

#249811

Martin 4J 7/8 Quadra-Flex size 4J coupling hub with 7/8" bore and 2.460" outside diameter. Steel construction for use with JEM, JEMS, EM, E, N, H, or HS elastomeric sleeves in flexible coupling applications.

Brand

Martin Sprocket

Model

4J 7/8

$15.12 Each

Free shipping

Material

Rubber

Outside Dia

2.390"

Material	Rubber	Outside Diameter	2.390 in.
Coupling Size	4	Length Thru Bore	1.250 in.

Storage Dimension Length	2.560 in.	Weight	0.10 lbs.
Storage Dimension Width	2.560 in.	Individually Packaged	Boxed
Storage Dimension Height	1.500 in.

SKU: 254588

Electric motor pulley sheave

Good selection of motor belt pulley sheaves. Found the size unit I was looking to fit to my new compressor motor. confirmed with manufacturers rep then ordered. Price was good and MRO ships out ASAP. Free shipping. If you need real soon have to pay for quicker shipping.

SKU: 251128

Martin s1036 gears

Great Item, for a great deal!

SKU: 250096

Flexible coupler

Very fast and reliable shipping.

SKU: 261393

Great service

Very quick service part was exactly what I needed to get my skid steer going again great product and I will definitely use this business again

When will I be charged for my order? Ordering Do you provide credit terms? Ordering Can I get a discounted price? I am a reseller / government entity. Ordering What is the return/warranty policy? Ordering Can it be shipped today? Ordering Does “Usually ships in 24 hours” mean it’s in stock? Ordering Read full FAQ

Recently Viewed

6 3V 530 Q

#2065392

Martin 6 3V 530 Q 6-groove 3V-section Hi-Cap Wedge V-belt sheave with 53.0" pitch diameter. Solid steel construction uses a Q1 Martin Split Taper (MST) bushing for true clamp fit, accepting bores from 0.750" to 2.688". 5.300" outside diameter and 2.718" face width. MST bushing provides keyed drive to both shaft and hub.

Brand

Martin Sprocket

Model

6 3V 530 Q

$246.39 Each

Free Shipping orders over $100

S1212

#251140

Martin S1212 steel spur gear with 12 diametral pitch, 12 teeth, and 14.5-degree pressure angle. Outside diameter is 1.167". This 14.5-degree pressure angle gear is not interchangeable with 20-degree PA gears.

Brand

Martin Sprocket

Model

S1212

$51.96 Each

Free shipping

34X54X11 CRS1 R

#1898890

SKF / CR Seals 34X54X11 CRS1 R single lip radial shaft oil seal for 34mm shaft diameter, 54mm housing bore, and 11mm seal width. Features a NBR sealing lip with spring-loaded garter spring for consistent radial sealing force. Operating temperature range: -40°F to 250°F (-40°C to 121°C). Suitable for electric motors, gearboxes, pumps, and other rotating equipment to prevent lubricant leakage and contaminant ingress.

Brand

SKF Seals

Model

34X54X11 CRS1 R

$10.52 Each

Free shipping

10JEM

#249221

Martin 10JEM Quadra-Flex coupling sleeve with JEM TPR rubber element for size 10 Quadra-Flex couplings. Outside diameter 7.015". Provides flexible connection and misalignment accommodation.

Brand

Martin Sprocket

Model

10JEM

$99.44 Each

Free shipping

WB1040

#251868

Martin WB1040 bronze worm gear with 40 teeth and 4.224" outside diameter. Bronze construction provides excellent wear resistance and lubrication properties for power transmission applications.

Brand

Martin Sprocket

Model

WB1040

$308.39 Each

Free Shipping orders over $100

R2020X6

#251065

Martin R2020X6 steel gear rack with 20-degree pressure angle, 1/2" pitch, 1/2" face width, and 6" length. Compatible with 20-degree pressure angle spur gears for linear motion applications.

Brand

Martin Sprocket

Model

R2020X6

$199.74 Each

Free Shipping orders over $100

27X43X8 CRW1 V

#1898691

SKF / CR Seals 27X43X8 CRW1 V CRW1 Single Lip radial shaft oil seal for 27mm shaft diameter, 43mm housing bore, and 8mm seal width. Features an NBR sealing lip with spring-loaded garter spring for consistent radial sealing force. Operating temperature range: -40°F to 250°F (-40°C to 121°C). Suitable for electric motors, gearboxes, pumps, and rotating equipment.

Brand

SKF Seals

Model

27X43X8 CRW1 V

$17.26 Each

Free shipping

75015312

#1465567

Dichtomatik 42X62X8SB-H-BX NBR single lip spring loaded oil seal with metal outer diameter case. Designed for rotating shaft applications requiring oil retention and contaminant exclusion. Suitable for 42mm shaft, 62mm bore, and 8mm width. The -H suffix indicates a hydrodynamic bore coat for enhanced sealing. Operating temperature range -40°F to +250°F (-40°C to +121°C).

Brand

Dichtomatik

Model

75015312

$7.85 Each

Free shipping

Reviews

SKU: 254588

Electric motor pulley sheave

Good selection of motor belt pulley sheaves. Found the size unit I was looking to fit to my new compressor motor. confirmed with manufacturers rep then ordered. Price was good and MRO ships out ASAP. Free shipping. If you need real soon have to pay for quicker shipping.

SKU: 251128

Martin s1036 gears

Great Item, for a great deal!

SKU: 250096

Flexible coupler

Very fast and reliable shipping.

SKU: 261393

Great service

Very quick service part was exactly what I needed to get my skid steer going again great product and I will definitely use this business again