FREE delivery on orders over €150
Product Specifications:
| Item | Hex Locknut |
| Class | Not Applicable |
| Dimensional Standards | Asme B18.16.6 |
| Finish | Zinc Plated |
| Grade | Grade 2 |
| Hardness | Rockwell B68-C32 |
| Hex Height | 5/16" |
| Hex Type | Heavy Jam Hex |
| Hex Width | 9/16" |
| Lock Type | Nylon Insert |
| Material | Steel |
| Material Grade/class | Grade 2 |
| Nut Height | 5/16" |
| Nut Type | Nylon Insert Lock Nut |
| Nut Type | Nylon Insert |
| System Of Measurement | Imperial |
| Temp. Range | -0°F to +250°F |
| Thread Direction | Right Hand |
| Thread Size | 5/16"-18 |
| Thread Type | Coarse |
| Type | Standard Hex |
Shipping Info:
| Ship weight (kg) | 0.69 |
| Ship height (cm) | 1.27 |
| Ship length (cm) | 16.99 |
| Ship width (cm) | 16.99 |
| HS code | 7318160085 |
| Country of Origin | TW |
Product Variants
| Product | Model | Thread Size | Hex Width | Hex Height | Nut Height | Hardness | Temp. Range | Hex Type | Resistance Properties | Pkg. Qty. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
U12300.056.0001 | 9/16"-12 | 7/8" | 25/32" | 25/32" | Rockwell B68-C32 | - | Standard Hex | - | 25 | €12.35 | |
![]() |
U12320.056.0002 | 9/16"-18 | 7/8" | 25/32" | 25/32" | Rockwell B68-C32 | - | Standard Hex | Corrosion Resistant | 25 | €21.44 | |
![]() |
12P612 | 3/4"-10 | 1 1/16" | 7/8" | 7/8" | Rockwell C32 | -0°F to +250°F | Standard Hex | - | 20 | €14.13 | |
![]() |
U12300.043.0001 | 7/16"-14 | 5/8" | 3/4" | 3/4" | - | - | Standard Hex | - | 25 | €4.79 | |
![]() |
U12300.050.0001 | 1/2"-13 | 3/4" | 19/32" | 3/5" | - | - | Standard Hex | - | 25 | €16.59 | |
![]() |
U12300.062.0001 | 5/8"-11 | 15/16" | 3/4" | 3/4" | - | - | Standard Hex | - | 10 | €8.33 | |
![]() |
U12300.075.0001 | 3/4"-10 | 1 1/16" | 57/64" | 0.888" | - | - | Standard Hex | - | 10 | €9.12 |
Explore Products
- WALTER TOOLS 2056315-M12 5076964 Spiral Flute Tap, M12X1.75 Thread Size, 16 mm Thread Length, 110 mm Length
- MERSEN FERRAZ A70Q600-4IL Semiconductor, High Speed, 700V, 600A, aR Class
- COOPER B-LINE 60S Terminal Strap Kit
- GUARDIAN EQUIPMENT G1786 Eye/Face Wash, Pedestal Mounted, 1/2 Inch Valve, 11-3/4 Inch Bowl, PVC
- DIXON B5134P200W-C
- TITAN FASTENERS PEB03-26
- CHICAGO-LATROBE 47850 Jobber Length Drill Bit, 4 mm Size, 43 mm Flute Length, Cobalt
- KUNKLE 6010HGM01AAM0100 Safety Relief Valve 1-1/2 Inch x 2 Inch 100 Psi
Popular Search Queries
- Approved-vendor Ms16555-617
- Approved-vendor Ms16555-625
- Approved-vendor Ms16555-640
- Approved-vendor Ms16555-602
- Approved-vendor Ms16555-641
- Approved-vendor Ms15795-806
- Approved-vendor Ms16555-629
- Approved-vendor Nas1352n08-10
- Approved-vendor Ms16555-622
- Approved-vendor Ms15795-805
- Approved-vendor Ms15795-803
Explore More
- KEYSHAFT
- Homogenizers
- Audio-Video Cables
- Flexible Gas Connectors
- Load Leveling Slings
- Moisture Analyzers
- AKRO-MILS 33226 Akro Grid Dividable Plastic Storage Boxes
- PYRAMEX Goliath Full Frame Eyewears
- JOHN GUEST Swivel Male Run Tees, NPTF Thread, Acetal Gray
- BELL & GOSSETT Impeller
- QUANTUM STORAGE SYSTEMS Dividable Grid Container Covers
- SMC VALVES My1M Series Guided Cylinder
- KEN-TOOL Bead-Breaking Tools For Truck/Farm/OTR
Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
APPROVED VENDOR U12705.031.0001 Hex Locknut, 5/16 In - 18 Thread Size, Nylon Insert, 9/16 In Hex Wd., Std Hex, Gr. 2
€29.96 /pack







