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PROTO Universal Joint: 3/8 in Input Drive Size, 3/8 in Output Drive Size, Square - 3/8" Drive Hand Flex Socket Adapters
PROTO3/8" Drive Hand Flex Socket Adapters

PROTO Universal Joint: 3/8 in Input Drive Size, 3/8 in Output Drive Size, Square

The PROTO Universal Joint (SKU 21GR83, MPN J5270AB) is a 3/8" Drive Hand Flex Socket Adapter with a 3/8 in input and output drive size, square drive type, and a 2 in overall length. It features a Black Oxide finish…

SKU 3G-OTH-407409

Brand
PROTO
Item
Universal Joint: 3/8 in Input Drive Size, 3/8 in Output Drive Size, Square
Category
3/8" Drive Hand Flex Socket Adapters
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Technical Specifications

PROTO
Manufacturer Part Number
J5270AB
Type
Square
Overall Lg
2 in
Output Drive Size
3/8 in
View Full Spec Sheet

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

Product Description

The PROTO Universal Joint (SKU 21GR83, MPN J5270AB) is a 3/8" Drive Hand Flex Socket Adapter with a 3/8 in input and output drive size, square drive type, and a 2 in overall length. It features a Black Oxide finish and does not include a locking mechanism.

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 hand flex socket adapters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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PROTO Universal Joint: 1/2 in Input Drive Size, 1/2 in Output Drive Size, Square, Chrome (MPN J5470A). Key specifications — attr1205012: Chrome; attr1205008: PROTO; attr1205010: Square; attr1205013: Locking Not Included.
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PROTO Universal Joint: 3/8 in Input Drive Size, 3/8 in Output Drive Size, Square, 2 in Overall Lg (MPN J5270A). Key specifications — attr1205012: Chrome; attr1205008: PROTO; attr1205010: Square; attr1205013: Locking Not Included.
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