JACKSONS BLANK 650 - Dr Lock Shop
- Brand: Jacksons
- Product Code: 09120102
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Local StockOut of Stock1–3 daysNational StockIn Stock (9)1 week
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$16.53
- Ex Tax: $15.03
JACKSONS BLANK 650
Product Overview
The JACKSONS BLANK 650 is a pipe key blank specifically designed for Jackson's JP154 and JP154A models. It features precise dimensions to ensure an accurate fit and dependable performance.
Key Features
- Stem length: 23 mm
- Shank diameter: 4.7 mm
- Internal size: 2.38 mm
- Blade size: 8.44 mm (W) x 7.94 mm (L)
Technical Specifications
| Brand | JACKSONS |
| Bit Length in mm (Along the Stem) | 8.44 |
| Bit Thickness in mm | 2.5 |
| Bit Width in mm (Away From the Stem) | 7.94 |
| Main Use | Jacksons JP154 and JP154A |
| Pin or Pipe | Pipe |
| Stem Length in mm | 23 |
Ideal Applications
Designed for use with Jacksons JP154 and JP154A pipe keys, the JACKSONS BLANK 650 is perfect for locksmiths and professionals who require a reliable and accurately sized pipe key blank.
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 650, 09120102, Old Key Blanks


