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ENERPAC Back-Up Spanner: 6 1/2 in Overall Lg, 2 3/16 in Min Hex - Backup Spanners
ENERPACBackup Spanners

ENERPAC Back-Up Spanner: 6 1/2 in Overall Lg, 2 3/16 in Min Hex

The ENERPAC Back-Up Spanner (MPN BUS04) is a backup spanner with a 6 1/2 in overall length, a 2 3/16 in minimum hex size, and a 2 3/8 in maximum hex size.

SKU 3G-OTH-170095

Also listed as: BUS 04 · BUS-04

Brand
ENERPAC
Item
Back-Up Spanner: 6 1/2 in Overall Lg, 2 3/16 in Min Hex
Category
Backup Spanners
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

ENERPAC
Manufacturer Part Number
BUS04
Hex
2 3/16 in Min
Max Hex
2 3/8 in
Product Type
Back-Up Spanner

Technical Documents

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

Product Description

The ENERPAC Back-Up Spanner (MPN BUS04) is a backup spanner with a 6 1/2 in overall length, a 2 3/16 in minimum hex size, and a 2 3/8 in maximum hex size.

Frequently Asked Questions

What is the ENERPAC Back-Up Spanner BUS04 used for?

The ENERPAC Back-Up Spanner BUS04 is used to hold the hex nut on a hydraulic cylinder or tool while tightening or loosening the cylinder body, preventing rotation during maintenance or installation in industrial applications.

What are the specifications of the ENERPAC Back-Up Spanner BUS04?

The ENERPAC Back-Up Spanner BUS04 has a 6 1/2 in overall length, a 2 3/16 in minimum hex size, and a 2 3/8 in maximum hex size. It is designed for use with ENERPAC hydraulic cylinders and tools.

Where to buy the ENERPAC Back-Up Spanner BUS04 worldwide?

3G Electric supplies the ENERPAC Back-Up Spanner BUS04 to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive the correct part for your hydraulic system, no matter your location.

How to select the correct ENERPAC back-up spanner for a hydraulic cylinder?

To select the correct ENERPAC back-up spanner, match the spanner's hex size range to the hex nut on your cylinder. The BUS04 fits hex sizes from 2 3/16 in to 2 3/8 in. Always verify the cylinder model and hex dimensions before ordering.

Used in

Common applications for ENERPAC
Heavy equipment maintenance — ENERPAC HCL25010 lock nut ram for lifting and holding large components during repair.
Automated machining — ENERPAC SLRD51 swing clamp cylinder for fixturing parts in CNC workholding systems.
Bolted joint assembly — ENERPAC ERT19024 extended reaction tube with RSL series torque wrenches for flange bolting.
Hydraulic power generation — ENERPAC ZE4408SB-T electric pump for powering torque tools in industrial plants.
Structural testing — ENERPAC A243 flat base attachment for RC series cylinders in load frame applications.
Field service operations — ENERPAC ZU4420MB-G portable pump for remote hydraulic tool operation.

ENERPAC Products

3G Electric supplies ENERPAC backup spanners. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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