Twist-Lok Dry Disconnect Couplings

Twist-Lok™ represents the latest addition to OPW’s industry-leading range of Dry Disconnect Couplers. With its user-friendly operation and simple handling, the Twist-Lok provides a quick, easy connection with minimal product loss.

Features & Benefits

Fully interchangeable with other manufacturers, such as TODO-MATIC, Mann Tek, etc. Manufactured in accordance with NATO STANAG 3756.
Pressure Ratings up to 360 PSI; ideal for LPG and other higher-pressure applications.
316 Stainless-Steel construction
Available in 1", 2", 3" and 4" sizes. Larger sizes available upon request.
Integral heavy-duty swivel to aid connection and minimize hose wear.
Double safety: Fully Interlocked plus locking mechanism in open position.
Product Selectivity available via mechanical keying – minimizes risk of cross contamination.
Suitable for vacuum service

Order Guide

Technical

Stainless Steel (316Ti)- standard, Hastelloy, Brass & aluminum upon request.
Seals	Fluorocarbon Seals (standard), EPDM, FFKM	Connections	FNPT, ANSI Flanges; others upon request
Pressure Rating	150-360 PSI	Sizes	1", 2", 3", 4"; larger sizes upon request
Temperature Rating	-40F – 350F (-40C – 177C)	Approvals	European & American Rail Car Approvals AAR Approval No. E989073-A

Weights

Size	Weight male part [lbs (kg)]	Weight female part [lbs (kg)]
1“	1.65 (0.75)	3.44 (1.56)
2“	2.38 (1.08)	12.79 (5.8)
2 ½“	12.83 (5.82)	18.19 (8.25)
3“	18.96 (8.60)	33.00 (14.97)
4“	23.88 (10.83)	42.39 (19.23)

Flow Rates

1" TWIST-LOK pressure drop diagram

2" TWIST-LOK pressure drop diagram

2 1/2" TWIST-LOK pressure drop diagram

3" TWIST-LOK pressure drop diagram

4" TWIST-LOK pressure drop diagram

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