barrel bolt


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barrel bolt

[′bar·əl ‚bōlt]
(design engineering)
A door bolt which moves in a cylindrical casing; not driven by a key. Also known as tower bolt.

barrel bolt, tower bolt

A door bolt which moves in a cylindrical casing; not driven by a key.
References in periodicals archive ?
Tenders are invited for Bcnhl Wagons Two Part Sliding Door Guide Bracket For Barrel Bolt M.
Tenders are invited for Repairing Replacement Of 2 Nos Damaged Rack Gear 56Nos Oval Hole Of Base Plate Of Rack Gear And Torqueing Of 128 No Of Rack Gear Barrel Bolt Man Hole Cover And Cardium Separator Of Base Of 24 96 Krishna Dragline Working At Nigahi Project Ncl
Tenders are invited for Loop For Barrel Bolt As Per Drg.
Tenders are invited for M S Chrome Plated Tower Barrel Bolt Size 4 Inch To Is 204 Part 1 1991
Dovetail the barrel for the 10-32 barrel bolts according the pattern for your forend.
Barrel bolts are a sliding luck mechanism to provide security for average weight doors.
8 eight-foot-long 4-by-4 fence posts 5 ten-foot-long 2-by-6s 3 ten-foot-long 2-by-4s 2 twelve-foot-long 2-by-6s 4 eight-foot-long 2-by-4s 3 six-foot-long 1-by-4s 1 four-foot 2-by-2 1 gallon of solid-color acrylic latex wood stain 200 3-inch deck screws 50 1 1/2-inch deck screws 25 feet of 36-inch-wide, 1/2-inch-square galvanized wire mesh (fence cloth) 1 pound of fence staples 6 three-inch galvanized butt hinges with two screw holes 3 fence handles 6 fence barrel bolts
One sheet of 4' x 8' x 1/4" plywood Five 2" x 4" x 8' lengths of fir One length of 1" x 2" x 6' fir stock (stakes) One length of 1" x 4" x 8' fir stock (stakes pockets) Two 90-degree galvanized angle brackets Forty-five 1/4" x 3" galvanized lag bolts Forty-five 1/4" galvanized washers Four 1/4" x 3" galvanized bolts with washers and nuts One tube of waterproff carpenter's glue 1 lb #8 x 1 1/4" drywall screws 1 gallon of primer 1 gallon of paint 1 wheel Two 3" barrel bolts
The panels meet at a removable center post, which has a gate handle and four catches for barrel bolts attached to the openable fence rails.
Photo: When not in use, removable sections fit under the lip of the fixed railing; they're secured to posts with barrel bolts.