lock ring

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Noun1.lock ring - washer that prevents a nut from looseninglock ring - washer that prevents a nut from loosening
washer - seal consisting of a flat disk placed to prevent leakage
References in periodicals archive ?
To tighten the lock ring that secures the buffer tube in place, you really should have a special wrench to prevent mangling the ring.
The fitter came across the first lock ring, which is a ring with a gap in it, within 45 minutes of scouring farm land in Rossett, in Wrexham, on June 1, 2012, a treasure inquest at Ruthin in Wales heard yesterday.
A METAL detector enthusiast discovered a Bronze Age lock ring in a -eld - and then found another in the same spot nine months later.
Features include lead-free, precision-ground and polished lenses with Multicoat4 coatings; finger-adjustable, 1/4-MOA click windage and elevation dials; power selector ring with tactile indicator and fast-focus eyepiece with a low-profile lock ring.
The industrial wheel lock ring tool set helps tire technicians safely, easily and quickly remove and replace split lock rings on multi-piece industrial lift truck wheels.
Flangeless fittings consist of a robust, glass-filled polypropylene Omni-Lok fitting nut and an Omni-Lok ferrule constructed from PTFE, PEEK or Tefzel with a stainless steel lock ring.
If you install the shield on an M1025/ M1026 with a serial number prior to 189936, you will need to install the improved turret lock ring, NSN 2590-01-192-4525.
In addition, the company has upgraded its model 4700 through 18300 gas springs to include a smaller diameter inner lock ring
A friction drive lock ring with one cap screw assures alignment and eliminates slippage for easy installation.
The single bead lock models use two ring-shaped body parts, an aluminum center section, and a bead lock ring.
Pressure instruments can be removed and replaced by hand, by turning a lock ring.
Screw the die's lock ring down until it touches the top of the press.