
GW81-12x12 by Couplamatic | GW Series Coupling | 3/4" Hose ID x 3/4" Extra Heavy Duty Flange Size | 45° Elbow | Trivalent Zinc Plating | For use on Caterpillar® Equipment
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GW Series — 100R12 No-Skive Spiral
GW81 GW Series — 45° Elbow, for Caterpillar Equipment
GW81 is the 45° Elbow, for Caterpillar Equipment configuration of the GW Series, terminating SAE 100R12 four spiral hose and 1-1/2" to 2" 100R2 thin cover hose.
1
What are the main product features?
- NO SKIVE REQUIRED
- The GW Series Four Spiral Coupling is compatible with some fixed and virtually all adjustable spiral crimp machines on the market. Check crimp O.D. carefully.
- Trivalent Zinc Plating
- Bite to the wire — the shell grips the hose reinforcement directly.
- Also covers large 100R2 — the recommended system for 1-1/2" and 2" 100R2 thin cover hose.
2
Which sizes are available?
| Part Number | Hose ID | Flange Size | A-Dia Inches | B-Drop Inches |
|---|---|---|---|---|
| GW81-12x12 | 3/4" | 3/4" | 1.62" | 1.25" |
| GW81-16x16 | 1" | 1" | 1.88" | 1.40" |
| GW81-20x20 | 1-1/4" | 1-1/4" | 2.12" | 1.50 |
Additional Product Data:
Series:
Shape:
45 Degree
Ends Configuration:
Material(s):
Compatible Series:

