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Asimeto Plug Thread Gauge (D/E) - UNC - Right Hand - 2B - 5/16 x 18
| Thread Form | UNC |
| Size | 5/16 |
| Pitch | 18 |
| Gauge Type | Plug Gauge (D/E) |
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The ones our customers buy most.Description
The Asimeto Plug Thread Gauge (D/E) - UNC - Right Hand - 2B - 5/16 x 18 is a precision internal-thread gauge designed to verify 5/16-18 UNC holes with reliability. Built for machinists, quality-control teams, and shop floor technicians, it delivers quick, accurate thread checks in demanding manufacturing environments.
- Thread Standards: Conforms to UNC, UNF, and UNEF internal thread codes for versatile hole inspection across common fastener standards.
- Size and Class: 5/16" diameter, 18 threads per inch (5/16 x 18), UNC right-hand thread, and 2B tolerance class for consistent results.
- Design and Handling: Tapered plug shape with a practical handle for easy insertion, alignment, and withdrawal during go/no-go checks.
- Series and Accuracy: Part of the Asimeto 695 Series, engineered with high accuracy and tight tolerances to ensure reliable measurements each use.
- Construction: Precision-ground threads on a robust body deliver repeatable results and long-term durability in shop environments.
- Ease of Use: Quick insertion into threaded holes to assess fit and identify out-of-tolerance conditions without guesswork.
- Applications: Ideal for machine shops, OEM manufacturing, maintenance, and quality-control labs performing internal-thread verification.
Using this gauge streamlines thread inspection by providing an objective, go/no-go measurement that helps prevent cross-threading and incorrect fastener engagement. Its precise design supports consistent checks across operators, reducing rework and ensuring that assemblies meet standard UNC/UNF/UNEF specifications. A dependable tool for ensuring thread integrity from initial production through final assembly.
Part Numbers
- Protool Part Number
- 695-23-2
- Brand
- Asimeto
- Category
- Gauge
Need cutting data? Call 01732 887334 or email sales@protool-ltd.co.uk.
Delivery
Free UK mainland delivery on orders over £50 ex VAT. In-stock items ordered before 4:30pm are dispatched the same working day. Full delivery information.
Returns
14-day returns on unused stock items in original packaging. Special-order and bespoke tooling is non-returnable. Read our returns policy.
Technical Support
Over 30 years of machining experience behind the counter. Call 01732 887334, Mon–Thurs 8:30–17:30, Fri 8:30–16:30.
Trade Accounts
Credit accounts, contract pricing and scheduled call-off orders available for trade customers. Apply for an account.
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: Asimeto Plug Gauges - UN (UNC/UNF/UNEF) - 695 Series
View full collection →You are viewing 695-23-2. Click any other SKU to view its full details.
| Product SKU | Size | Pitch | Price | Stock | Order |
|---|---|---|---|---|---|
| 695-01-2 | No. 0 | 80 | £79.43 | In Stock | |
| 695-02-2 | No. 1 | 64 | £79.43 | In Stock | |
| 695-03-2 | No. 1 | 72 | £71.60 | In Stock | |
| 695-04-2 | No. 2 | 56 | £71.60 | 4 weeks | |
| 695-05-2 | No. 2 | 64 | £79.43 | In Stock | |
| 695-06-2 | No. 3 | 48 | £73.58 | 4 weeks | |
| 695-07-2 | No. 3 | 56 | £73.58 | In Stock | |
| 695-08-2 | No. 4 | 40 | £66.51 | 4 weeks | |
| 695-09-2 | No. 4 | 48 | £73.58 | In Stock | |
| 695-10-2 | No. 5 | 40 | £62.60 | 4 weeks | |
| 695-11-2 | No. 5 | 44 | £69.26 | In Stock | |
| 695-12-2 | No. 6 | 32 | £62.60 | In Stock | |
| 695-13-2 | No. 6 | 40 | £69.26 | In Stock | |
| 695-14-2 | No. 8 | 32 | £62.60 | 4 weeks | |
| 695-15-2 | No. 8 | 36 | £69.26 | 4 weeks | |
| 695-16-2 | No. 10 | 24 | £69.26 | 4 weeks | |
| 695-17-2 | No. 10 | 32 | £62.60 | In Stock | |
| 695-18-2 | No. 12 | 24 | £69.26 | In Stock | |
| 695-19-2 | No. 12 | 28 | £69.26 | 4 weeks | |
| 695-20-2 | 1/4 | 20 | £56.34 | 4 weeks | |
| 695-21-2 | 1/4 | 28 | £56.34 | In Stock | |
| 695-22-2 | 1/4 | 32 | £82.94 | 4 weeks | |
| 695-23-2 Viewing | 5/16 | 18 | £56.34 | 4 weeks | |
| 695-24-2 | 5/16 | 24 | £56.34 | 4 weeks | |
| 695-25-2 | 5/16 | 32 | £82.94 | In Stock | |
| 695-26-2 | 3/8 | 16 | £59.85 | In Stock | |
| 695-27-2 | 3/8 | 24 | £59.85 | 4 weeks | |
| 695-28-2 | 3/8 | 32 | £86.49 | 4 weeks | |
| 695-29-2 | 7/16 | 14 | £59.85 | 4 weeks | |
| 695-30-2 | 7/16 | 20 | £59.85 | 4 weeks | |
| 695-31-2 | 7/16 | 28 | £77.85 | In Stock | |
| 695-32-2 | 1/2 | 13 | £62.60 | In Stock | |
| 695-33-2 | 1/2 | 20 | £62.60 | In Stock | |
| 695-34-2 | 1/2 | 28 | £90.77 | 4 weeks | |
| 695-35-2 | 9/16 | 12 | £82.94 | In Stock | |
| 695-36-2 | 9/16 | 18 | £74.75 | In Stock | |
| 695-37-2 | 9/16 | 24 | £96.66 | In Stock | |
| 695-38-2 | 5/8 | 11 | £82.94 | 4 weeks | |
| 695-39-2 | 5/8 | 18 | £74.75 | 4 weeks | |
| 695-40-2 | 5/8 | 24 | £96.66 | In Stock | |
| 695-41-2 | 3/4 | 10 | £79.43 | 4 weeks | |
| 695-42-2 | 3/4 | 16 | £79.43 | 4 weeks | |
| 695-43-2 | 3/4 | 20 | £98.60 | 4 weeks | |
| 695-44-2 | 7/8 | 9 | £83.34 | 4 weeks | |
| 695-45-2 | 7/8 | 14 | £83.34 | 4 weeks | |
| 695-46-2 | 7/8 | 20 | £115.43 | In Stock | |
| 695-47-2 | 1 | 8 | £88.83 | 4 weeks | |
| 695-48-2 | 1 | 12 | £98.60 | 4 weeks |
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