JACKSONS BLANK 554 - Dr Lock Shop
- Brand: Jacksons
- Product Code: JA554
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Special OrderETA: 1-5 Weeks
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$18.90
- Ex Tax: $17.18
Available Options
JACKSONS BLANK 554
Product Overview
The JACKSONS BLANK 554 is a premium key blank engineered for precision and long-lasting durability, making it an excellent choice for locksmith professionals and key cutting specialists.
Key Features
- Stem length: 51 mm
- Stem diameter: 4.76 mm
- Blade size: 16.67 mm (W) x 14.29 mm (L)
Technical Specifications
| Brand | JACKSONS |
| Bit Length in mm (Along the Stem) | 16.67 |
| Bit Thickness in mm | 2.5 |
| Bit Width in mm (Away From the Stem) | 14.29 |
| Has a Collar | No |
| Pin or Pipe | Pin |
| Stem Diameter in mm | 4.76 |
| Stem Length in mm | 51 |
Ideal Applications
This key blank is suitable for a wide range of locksmithing tasks, delivering dependable performance for key cutting and replacement requirements.
Key Gauge to Imperial / Metric Conversion
Use this key gauge conversion table from Dr Lock Shop to determine 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.


