JACKSONS BLANK 759 - Dr Lock Shop
- Brand: Jacksons
- Product Code: JA759
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Special OrderETA: 1-4 Weeks
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$16.53
- Ex Tax: $15.03
Available Options
JACKSONS BLANK 759
Product Overview
The JACKSONS BLANK 759 is a key blank specifically designed for the Jackson JM20 Mortice Lock. It is manufactured to precise dimensions to guarantee a perfect fit and dependable performance.
Key Features
- Stem length: 48 mm
- Stem diameter: 5.56 mm
- Blade size: 11.52 mm (W) x 10.52 mm (L)
- Distance between bit and collar: 1.6 mm
Technical Specifications
| Brand | JACKSONS |
| Bit Length in mm (Along the Stem) | 11.51 |
| Bit Thickness in mm | 3 |
| Bit Width in mm (Away From the Stem) | 10.72 |
| Has a Collar | Yes |
| Main Use | Jackson's JM20 Mortice Lock |
| Pin or Pipe | Pin |
| Stem Diameter in mm | 5.56 |
| Stem Length in mm | 48 |
Ideal Applications
Designed for use with Jackson JM20 Mortice Locks, the JACKSONS BLANK 759 is perfect for locksmiths and professionals who require a reliable key blank for this specific lock model.
Key Gauge to Imperial / Metric Conversion
Use this key gauge conversion table from Dr Lock Shop to identify the correct gauge for old pin keys, pipe keys, safe keys, and other traditional keys. Measure the diameter of the key shaft and compare it with the imperial or metric measurements below.
Key Gauge |
Inches (Decimal) |
Millimetres (mm) |
1 |
0.300" |
7.60 mm |
2 |
0.276" |
7.01 mm |
2½ |
0.264" |
6.71 mm |
3 |
0.252" |
6.40 mm |
3½ |
0.242" |
6.15 mm |
4 |
0.232" |
5.89 mm |
4½ |
0.222" |
5.64 mm |
5 |
0.212" |
5.38 mm |
5½ |
0.202" |
5.13 mm |
6 |
0.192" |
4.88 mm |
6½ |
0.184" |
4.67 mm |
7 |
0.176" |
4.47 mm |
7½ |
0.168" |
4.27 mm |
8 |
0.160" |
4.06 mm |
9 |
0.144" |
3.66 mm |
10 |
0.128" |
3.25 mm |
11 |
0.116" |
2.95 mm |
12 |
0.102" |
2.62 mm |
Choosing the correct key gauge: Measure the outside diameter of the round shaft. Match your measurement as closely as possible with the table above before ordering your replacement key from Dr Lock Shop.
Tags: JACKSONS BLANK 759, JA759, Pin Keys – Solid Shaft
