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BaerCoil Thread Insert UNF - 9/16 x 18 - 2.5 X D
| Size | 9/16 |
| Pitch | 18 |
| Length | 2.5 X D |
Learn more about Klarna
BaerCoil UNF thread inserts are engineered for reliable, high-strength internal threads in demanding environments. Designed for a 9/16-18 UNF fit and built from durable stainless steel, this insert delivers long-lasting performance where thread wear and corrosion are concerns.
- Thread size: UNF 9/16-18 for precise, compatible fastener engagement
- Material: Austenitic stainless steel AISI 304 with a tensile strength of at least 1400 N/mm²
- Cross-section: Rhombic profile achieved through cold-form swaging to maximize thread engagement and space efficiency
- Corrosion and heat resistance: Superior resistance compared with traditional single-screw connections
- Length: 2.5D (length equals 2.5 times the major diameter) for enhanced grip and load distribution
These design features translate into practical advantages: a robust, wear-resistant thread that maintains torque and preload under repeated assembly, improved surface finish, and enhanced durability in environments subject to corrosion and elevated temperatures. The rhombic swaged geometry provides stable, long-lasting thread engagement, helping prevent stripping in softer base materials and enabling reliable service in equipment housings, machinery components, and other precision assemblies where dependable threaded connections matter.
| Size | 9/16 |
| Pitch | 18 |
| Length | 2.5 X D |
What time are Protool open?
We are open Monday to Friday between 8:30am and 5pm.
Do you offer Free Next Day delivery?
Yes! We offer Free Next Day delivery via Royal Mail Tracked 24 on all orders over £50 ex VAT*. We also offer Free DPD Local Next Day delivery on all orders over £100 ex VAT*.
We also offer the following:
- Royal Mail Tracked 24 — £5.90 (FREE on orders over £50 ex VAT*). Order before 4:30pm for next day delivery. No signature required.
- DPD Local Next Day — £8.00 (FREE on orders over £100 ex VAT*). Standard next day delivery to UK mainland addresses.
- Royal Mail Special Delivery — £12.50. Guaranteed delivery before 1pm the next working day.
- DPD Saturday Delivery — £25.00. Must be ordered on Friday before 4pm. Pre-12pm delivery.
For delivery to Scottish Highlands & Islands, Northern Ireland, Republic of Ireland, or overseas locations, additional charges apply. Please see our delivery page for full details, or call us on 01732 887 334.
*T's & C's and exclusions apply. Please see our delivery page for more information on all our services.
Full Range: BaerCoil Thread Inserts - UNF Type S Free Running
View full collection →You are viewing BAER-1-B8230-25. Click any other SKU to view its full details.
| Product SKU | Size | Pitch | Length | Price | Stock | Order |
|---|---|---|---|---|---|---|
| BAER-1-B8287-1 | No2 | 64 | 1 X D | £1.27 | 5 days | |
| BAER-1-B8287-15 | No2 | 64 | 1.5 X D | £1.38 | 5 days | |
| BAER-1-B8287-2 | No2 | 64 | 2 X D | £1.43 | 5 days | |
| BAER-1-B8287-25 | No2 | 64 | 2.5 X D | £3.13 | 5 days | |
| BAER-1-B8287-3 | No2 | 64 | 3 X D | £3.50 | 5 days | |
| BAER-1-B8288-1 | No3 | 56 | 1 X D | £0.42 | 5 days | |
| BAER-1-B8288-15 | No3 | 56 | 1.5 X D | £0.48 | 5 days | |
| BAER-1-B8288-2 | No3 | 56 | 2 X D | £0.48 | 5 days | |
| BAER-1-B8288-3 | No3 | 56 | 3 X D | £1.75 | 5 days | |
| BAER-1-B8290-1 | No4 | 48 | 1 X D | £0.37 | 5 days | |
| BAER-1-B8290-15 | No4 | 48 | 1.5 X D | £0.42 | 5 days | |
| BAER-1-B8290-2 | No4 | 48 | 2 X D | £0.42 | 5 days | |
| BAER-1-B8290-25 | No4 | 48 | 2.5 X D | £0.53 | 5 days | |
| BAER-1-B8290-3 | No4 | 48 | 3 X D | £1.17 | 5 days | |
| BAER-1-B8289-1 | No5 | 44 | 1 X D | £0.74 | 5 days | |
| BAER-1-B8289-15 | No5 | 44 | 1.5 X D | £0.42 | 5 days | |
| BAER-1-B8289-2 | No5 | 44 | 2 X D | £1.91 | 5 days | |
| BAER-1-B8289-25 | No5 | 44 | 2.5 X D | £3.13 | 5 days | |
| BAER-1-B8289-3 | No5 | 44 | 3 X D | £3.50 | 5 days | |
| BAER-1-B8291-1 | No6 | 40 | 1 X D | £0.37 | 5 days | |
| BAER-1-B8291-15 | No6 | 40 | 1.5 X D | £0.37 | 5 days | |
| BAER-1-B8291-2 | No6 | 40 | 2 X D | £0.37 | 5 days | |
| BAER-1-B8291-25 | No6 | 40 | 2.5 X D | £0.48 | 5 days | |
| BAER-1-B8291-3 | No6 | 40 | 3 X D | £0.74 | 5 days | |
| BAER-1-B8292-1 | No8 | 36 | 1 X D | £0.37 | 5 days | |
| BAER-1-B8292-15 | No8 | 36 | 1.5 X D | £0.37 | 5 days | |
| BAER-1-B8292-2 | No8 | 36 | 2 X D | £0.37 | 5 days | |
| BAER-1-B8292-25 | No8 | 36 | 2.5 X D | £0.48 | 5 days | |
| BAER-1-B8292-3 | No8 | 36 | 3 X D | £1.22 | 5 days | |
| BAER-1-B8293-1 | No10 | 32 | 1 X D | £0.27 | 5 days | |
| BAER-1-B8293-15 | No10 | 32 | 1.5 X D | £0.27 | 5 days | |
| BAER-1-B8293-2 | No10 | 32 | 2 X D | £0.32 | 5 days | |
| BAER-1-B8293-25 | No10 | 32 | 2.5 X D | £0.37 | 5 days | |
| BAER-1-B8293-3 | No10 | 32 | 3 X D | £0.58 | 5 days | |
| BAER-1-B8225-1 | 1/4 | 28 | 1 X D | £0.32 | 5 days | |
| BAER-1-B8225-15 | 1/4 | 28 | 1.5 X D | £0.27 | 5 days | |
| BAER-1-B8225-2 | 1/4 | 28 | 2 X D | £0.32 | 5 days | |
| BAER-1-B8225-25 | 1/4 | 28 | 2.5 X D | £0.53 | 5 days | |
| BAER-1-B8225-3 | 1/4 | 28 | 3 X D | £0.74 | 5 days | |
| BAER-1-B8226-1 | 5/16 | 24 | 1 X D | £0.32 | 5 days | |
| BAER-1-B8226-15 | 5/16 | 24 | 1.5 X D | £0.37 | In Stock | |
| BAER-1-B8226-2 | 5/16 | 24 | 2 X D | £0.48 | 5 days | |
| BAER-1-B8226-25 | 5/16 | 24 | 2.5 X D | £0.64 | 5 days | |
| BAER-1-B8226-3 | 5/16 | 24 | 3 X D | £0.85 | 5 days | |
| BAER-1-B8227-1 | 3/8 | 24 | 1 X D | £0.48 | 5 days | |
| BAER-1-B8227-15 | 3/8 | 24 | 1.5 X D | £0.53 | 5 days | |
| BAER-1-B8227-2 | 3/8 | 24 | 2 X D | £0.64 | 5 days | |
| BAER-1-B8227-25 | 3/8 | 24 | 2.5 X D | £0.80 | 5 days | |
| BAER-1-B8227-3 | 3/8 | 24 | 3 X D | £1.59 | 5 days | |
| BAER-1-B8228-1 | 7/16 | 20 | 1 X D | £0.53 | 5 days | |
| BAER-1-B8228-15 | 7/16 | 20 | 1.5 X D | £0.64 | 5 days | |
| BAER-1-B8228-2 | 7/16 | 20 | 2 X D | £0.80 | 5 days | |
| BAER-1-B8228-25 | 7/16 | 20 | 2.5 X D | £1.01 | 5 days | |
| BAER-1-B8228-3 | 7/16 | 20 | 3 X D | £1.75 | 5 days | |
| BAER-1-B8229-1 | 1/2 | 20 | 1 X D | £0.58 | 5 days | |
| BAER-1-B8229-15 | 1/2 | 20 | 1.5 X D | £0.69 | 5 days | |
| BAER-1-B8229-2 | 1/2 | 20 | 2 X D | £0.80 | 5 days | |
| BAER-1-B8229-25 | 1/2 | 20 | 2.5 X D | £1.17 | 5 days | |
| BAER-1-B8229-3 | 1/2 | 20 | 3 X D | £1.80 | 5 days | |
| BAER-1-B8230-1 | 9/16 | 18 | 1 X D | £1.38 | 5 days | |
| BAER-1-B8230-15 | 9/16 | 18 | 1.5 X D | £1.43 | 5 days | |
| BAER-1-B8230-2 | 9/16 | 18 | 2 X D | £1.91 | 5 days | |
| BAER-1-B8230-25 Viewing | 9/16 | 18 | 2.5 X D | £2.33 | 5 days | |
| BAER-1-B8230-3 | 9/16 | 18 | 3 X D | £3.60 | 5 days | |
| BAER-1-B8231-1 | 5/8 | 18 | 1 X D | £1.54 | 5 days | |
| BAER-1-B8231-15 | 5/8 | 18 | 1.5 X D | £1.64 | 5 days | |
| BAER-1-B8231-2 | 5/8 | 18 | 2 X D | £2.17 | 5 days | |
| BAER-1-B8231-25 | 5/8 | 18 | 2.5 X D | £2.60 | 5 days | |
| BAER-1-B8231-3 | 5/8 | 18 | 3 X D | £4.03 | 5 days | |
| BAER-1-B8233-1 | 3/4 | 16 | 1 X D | £2.17 | 5 days | |
| BAER-1-B8233-15 | 3/4 | 16 | 1.5 X D | £3.02 | 5 days | |
| BAER-1-B8233-2 | 3/4 | 16 | 2 X D | £3.66 | 5 days | |
| BAER-1-B8233-25 | 3/4 | 16 | 2.5 X D | £4.40 | 5 days | |
| BAER-1-B8233-3 | 3/4 | 16 | 3 X D | £6.04 | 5 days | |
| BAER-1-B8235-1 | 7/8 | 14 | 1 X D | £3.55 | 5 days | |
| BAER-1-B8235-15 | 7/8 | 14 | 1.5 X D | £4.35 | 5 days | |
| BAER-1-B8235-2 | 7/8 | 14 | 2 X D | £7.47 | 5 days | |
| BAER-1-B8235-25 | 7/8 | 14 | 2.5 X D | £8.00 | 5 days | |
| BAER-1-B8235-3 | 7/8 | 14 | 3 X D | £11.18 | 5 days | |
| BAER-1-B8237-1 | 1 | 12 | 1 X D | £5.51 | 5 days | |
| BAER-1-B8237-15 | 1 | 12 | 1.5 X D | £6.52 | 5 days | |
| BAER-1-B8237-2 | 1 | 12 | 2 X D | £8.90 | 5 days | |
| BAER-1-B8237-25 | 1 | 12 | 2.5 X D | £11.82 | 5 days | |
| BAER-1-B8237-3 | 1 | 12 | 3 X D | £12.88 | 5 days | |
| BAER-1-B8238-15 | 1 1/8 | 12 | 1.5 X D | £18.66 | 5 days | |
| BAER-1-B8239-15 | 1 1/4 | 12 | 1.5 X D | £18.92 | 5 days | |
| BAER-1-B8240-15 | 1 3/8 | 12 | 1.5 X D | £45.90 | 5 days | |
| BAER-1-B8236-15 | 1 1/2 | 12 | 1.5 X D | £47.59 | 5 days |
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