We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
⌕
RFQ CartGet a QuoteSign inSign up
PROTO Flex Socket: 3/8 in Drive Size, 3/4 in Socket Size, 12-Point, Std, Chrome - 3/8" Drive SAE Flex Sockets
PROTO3/8" Drive SAE Flex Sockets

PROTO Flex Socket: 3/8 in Drive Size, 3/4 in Socket Size, 12-Point, Std, Chrome

The PROTO Flex Socket (MPN J5279A) is a 3/8" Drive SAE Flex Socket with a 3/4" socket size and 12-point standard configuration. It features a chrome finish and is not tether capable. This PROTO-branded socket is…

SKU 3G-OTH-307959

Brand
PROTO
Item
Flex Socket: 3/8 in Drive Size, 3/4 in Socket Size, 12-Point, Std, Chrome
Category
3/8" Drive SAE Flex Sockets
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

PROTO
Manufacturer Part Number
J5279A
Type
12-Point, Std, Chrome, Not Tether Capable
Socket Size
3/4 in
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

PROTO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PROTO Flex Socket (MPN J5279A) is a 3/8" Drive SAE Flex Socket with a 3/4" socket size and 12-point standard configuration. It features a chrome finish and is not tether capable. This PROTO-branded socket is designed for industrial applications requiring a flexible drive tool.

Used in

Common applications for PROTO
Automotive assembly — PROTO J72102 impact socket set for fastening lug nuts on production lines
Heavy equipment maintenance — PROTO J3772T flare nut wrench for hydraulic line fittings on excavators
General industrial repair — PROTO J795SA adjustable wrench set for tightening bolts on conveyor systems
Aerospace manufacturing — PROTO J5240A slotted bit socket for adjusting fasteners in confined spaces
Oil and gas pipeline work — PROTO J5438 12-point socket for valve assembly in refineries
Construction site toolkits — PROTO J8179-T500 double box wrench for structural steel bolting

PROTO Products

3G Electric supplies PROTO 3/8" drive sae flex sockets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
PROTO Flex Socket: 3/8 in Drive Size, 1/2 in Socket Size, 12-Point, Std, Chrome, Not Tether Capable (MPN J5275A). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO
PROTO Flex Socket: 3/8 in Drive Size, 1/2 in Socket Size, 12-Point, Std, Chrome, Not Tether Capable (MPN J5275A). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO Flex Socket: 3/8 in Drive Size, 3/8 in Socket Size, 12-Point, Std, Chrome, Not Tether Capable (MPN J5273A). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO
PROTO Flex Socket: 3/8 in Drive Size, 3/8 in Socket Size, 12-Point, Std, Chrome, Not Tether Capable (MPN J5273A). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO Flex Socket: 3/8 in Drive Size, 7/16 in Socket Size, 12-Point, Std, Chrome, Not Tether Capable (MPN J5274A). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO
PROTO Flex Socket: 3/8 in Drive Size, 7/16 in Socket Size, 12-Point, Std, Chrome, Not Tether Capable (MPN J5274A). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO Flex Socket: 3/8 in Drive Size, 9/16 in Socket Size, 12-Point, Std, Chrome, Not Tether Capable (MPN J5276A). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO
PROTO Flex Socket: 3/8 in Drive Size, 9/16 in Socket Size, 12-Point, Std, Chrome, Not Tether Capable (MPN J5276A). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO Flex Socket: 3/8 in Drive Size, 13/16 in Socket Size, 12-Point, Std, Chrome (MPN J5280A). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO
PROTO Flex Socket: 3/8 in Drive Size, 13/16 in Socket Size, 12-Point, Std, Chrome (MPN J5280A). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO Flex Socket: 1/4 in Drive Size, 3/8 in Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J4773A). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO
PROTO Flex Socket: 1/4 in Drive Size, 3/8 in Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J4773A). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.

More from PROTO

View all PROTO parts →
PROTO Flex Socket: 3/8 in Drive Size, 5/16 in Socket Size, 12-Point, Std, Chrome, Not Tether Capable (MPN J5272A). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO
PROTO Flex Socket: 3/8 in Drive Size, 5/16 in Socket Size, 12-Point, Std, Chrome, Not Tether Capable (MPN J5272A). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO Flex Socket: 3/8 in Drive Size, 5/8 in Socket Size, 12-Point, Std, Chrome, Not Tether Capable (MPN J5277A). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO
PROTO Flex Socket: 3/8 in Drive Size, 5/8 in Socket Size, 12-Point, Std, Chrome, Not Tether Capable (MPN J5277A). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO Flex Socket: 3/8 in Drive Size, 15/16 in Socket Size, 12-Point, Std, Chrome (MPN J5282A). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO
PROTO Flex Socket: 3/8 in Drive Size, 15/16 in Socket Size, 12-Point, Std, Chrome (MPN J5282A). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO Flex Socket: 3/8 in Drive Size, 11/16 in Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5278HA). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO
PROTO Flex Socket: 3/8 in Drive Size, 11/16 in Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5278HA). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO Flex Socket: 3/8 in Drive Size, 1/2 in Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5275HA). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO
PROTO Flex Socket: 3/8 in Drive Size, 1/2 in Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5275HA). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO Flex Socket: 3/8 in Drive Size, 3/8 in Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5273HA). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO
PROTO Flex Socket: 3/8 in Drive Size, 3/8 in Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5273HA). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO Flex Socket: 3/8 in Drive Size, 7/16 in Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5274HA). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO
PROTO Flex Socket: 3/8 in Drive Size, 7/16 in Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5274HA). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO Flex Socket: 3/8 in Drive Size, 11/16 in Socket Size, 12-Point, Std, Chrome (MPN J5278A). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.
PROTO
PROTO Flex Socket: 3/8 in Drive Size, 11/16 in Socket Size, 12-Point, Std, Chrome (MPN J5278A). Key specifications — attr1204348: PROTO; attr1204349: Chrome; attr1204354: Not Tether Capable.