buttonhead

buttonhead

[′bət·ən‚hed]
(design engineering)
A screw, bolt, or rivet with a hemispherical head.

buttonhead

buttonhead
The head of a bar, bolt, rivet, or screw which is hemispherical in shape; usually the head is less than a full hemisphere and has a flat bearing surface.
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References in periodicals archive ?
Item PN NSN Right-angle coupler KDS (no NSN) Needlepoint coupler KDN 4930-01-104-8867 Flexible extension KDF21 4930-01-103-8203 Filler adapter J65 4930-01-103-7585 Grease coupler KY 4930-01-104-4617 3-in needlepoint coupler KZSNR 4930-01-105-1560 8-in rigid extension KDE8 4930-0t-103-8207 Hypodermic needle coupler KZHY 4930-01-104-4597 Long needlepoint coupler KZDXL 4930-01-103-9127 Flashlight FL2222 6230-01-178-9039 Long needlepoint only DXL 4930-01-103-9126 13-in flexible extension KDF13 4930-00-796-8708 1/4-in 28 extractor EXT1428 (no NSN) 1/8-in 18 extractor EXT (no NSN) Needlepoint coupler KZD 4930-01-104-0936 Right-angle coupler KDR 4930-01-103-8204 Long zerk coupler KZX 4930-01-103-8206 Buttonhead coupler KGR 4930-01-103-8209 Buttonhead coupler KSR 4930-01-103-8208
But to Elvis, the little girl he called Buttonhead or Yisa could do no wrong.
To make arms, bend the second pipecleaner in half and wrap it around the neck of the buttonhead, twisting once in the front.
Now use the marker to draw a face on your buttonhead.
Before I sew these buttons on Bobby's sweater, would you like to make more buttonheads so our little friend will not be lonely?