| 摘要 |
<p>A sheet metal nut (10) made having a scalloped construction including a tubular barrel portion (12) having a plurality of alternate radially inwardly (20) and radially outwardly (18) and axially extending lobes with a thread (26) formed on the inner lobes (20) which thread form is circumferentially interrupted by virtue of the radial displacement between inner and outer lobes and in one form of the invention the barrel portion having a ring (16) with a continuous thread (28) formed at its outer end to facilitate sealing. <IMAGE></p> |
