
BGL HN5 mounting and maintenance tools
- Brand
- BGL
- Category
- Mounting and maintenance tools
- Subcategory
- Mounting and maintenance tools
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Description
BGL HN5 belongs to mounting and maintenance tools, part of our Mounting and maintenance tools range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for HN5 and any equivalents.
For tightening and loosening KM and HM slotted nuts, the BGL HN series hook spanner gives maintenance teams a hand tool that seats securely in the nut notches. It is used when mounting and dismounting bearings and power transmission components, where controlled torque matters and access is often tight.
The number that follows HN tells you the spanner size, matched to the nut diameter it is made for. HN1, HN2, HN3, HN4, HN5, HN6, HN7 and HN8 span a range of KM and HM slotted nuts. Because each code carries its own dimensions, the starting point is always the nut you plan to work on, not the tool.
You will find these spanners in rotating equipment maintenance across metallurgy, cement, mining, food processing and power generation. Gearboxes, pumps, fans and similar assets call for periodic bearing work, and the hook spanner is part of that routine. Correct seating in the slots supports proper mounting and helps protect the components involved.
To choose, first identify whether your slotted nut is KM or HM and note its size. The spanner should engage the slots fully; a loose fit can deform the nut. When mounting, follow the torque figure given by the bearing or equipment maker and use a suitable handle. Check alignment as you work and avoid impact loads that could harm the nut or the tool.
BGL HN spanners also fit slotted nuts from other manufacturers that share the same dimensional standards. If your KM or HM nut comes from a different source, compare its dimensions against the spanner table to confirm the match. When in doubt, send us the nut code and we will identify the HN spanner that corresponds.
MR Industrial Accessories is an official distributor of BGL in the USA. To request a quote for an HN series hook spanner, message us on WhatsApp or by email with the code or size you need. If you tell us which nut you are tightening, we can also help you select the right spanner.
Dimensions
- Weight
- 0.09 kg
Frequently asked questions
- What does the BGL HN series hook spanner do?
- It tightens and loosens KM and HM slotted nuts, which are used when mounting bearings and other components. The hook engages the nut notches so you can apply controlled torque.
- How do I pick the right HN number?
- The number after HN matches the slotted nut size. Find the code on your KM or HM nut and send it to us; we will tell you which HN spanner fits according to the standard dimensions.
- Will a BGL HN spanner work on nuts from another brand?
- Yes, provided those nuts follow the same dimensional standards for KM and HM slotted nuts. Send us the nut code and we will confirm the match and quote the spanner.

