RST BLANK CHUBB 135G - Dr Lock Shop
- Brand: RST
- Product Code: R135
-
Local StockOut of Stock1–3 daysNational StockIn Stock (100)1 week
-
$17.41
- Ex Tax: $15.83
RST BLANK CHUBB 135G
Product Overview
RST blank CHUBB #135 key blank. This product is a special order (BTO) and is non-returnable.
Key Features
- Compatible with CHUBB 3G74, 3G84, and 3G94 locks.
- Stem length: 57mm (measured from the bottom of the key head to the end of the stem).
- Flag dimensions: 15mm wide x 14mm high.
- Key gauge: 7½.
- Includes a collar for secure fit.
- Single bitted pin key.
Technical Specifications
| Brand | RST |
| Bit Length (mm) | 15 |
| Bit Width (mm) | 14 |
| Has a Collar | Yes |
| Main Use | CHUBB 3G74/84/94 |
| Pin or Pipe | Pin |
| Single or Double Bitted | Single Bitted |
| Stem Diameter (mm) | 4.3 |
| Stem Length (mm) | 57 |
Ideal Applications
This key blank is designed specifically for CHUBB 3G74, 3G84, and 3G94 locks, providing a reliable replacement for locksmiths and security professionals.
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: RST BLANK CHUBB 135G, R135, Old Key Blanks
