Silly Americans just convert everything to use metric please...
On Wed, Mar 30, 2016 at 2:22 PM, George Skorup <geo...@cbcast.com> wrote: > Old AT&T telco racks are 12-24. All of the new 2-post telco racks we get > are 12-24 threaded as well. > > On 3/30/2016 4:11 PM, Eric Kuhnke wrote: > > Most relay racks / two post racks from US sources (Hammond, Middle > Atlantic, Chatsworth) which don't use nuts seem to ship with 10-32 US > threaded holes. All of the cage nuts that mount in square holes seem to be > M6 as they all come from China/Taiwan. > > I am not sure the last time I saw something 12-24 threaded. > > Then there are the weird 23" heavy gauge steel relay racks used by some > old telecom stuff that come untapped, if you want to mount stuff in it you > need to bring a tap kit and power drill. > > > On Tue, Mar 29, 2016 at 8:52 PM, Ken Hohhof <af...@kwisp.com> wrote: > >> I think even here in the US, square holes and M6 cage nuts and screws are >> pretty much standard. At least in data centers. Telco might still use >> 12-24. >> >> *From:* Eric Kuhnke <eric.kuh...@gmail.com> >> *Sent:* Tuesday, March 29, 2016 9:45 PM >> *To:* af@afmug.com >> *Subject:* Re: [AFMUG] Super long rack screw >> >> I've seen lots of M6 in the stuff from China, and of course 12-24 and >> 10-32 from US sources... But never M5. >> >> On Tue, Mar 29, 2016 at 7:41 PM, Ken Hohhof <af...@kwisp.com> wrote: >> >>> Rack screw can be 10-32, 12-24, M5, M6. And rack rail can be threaded, >>> round hole, square hole. Too many options. >>> >>> -----Original Message----- From: Cassidy B. Larson >>> Sent: Tuesday, March 29, 2016 9:24 PM >>> >>> To: af@afmug.com >>> Subject: Re: [AFMUG] Super long rack screw >>> >>> I know on Cisco switches you could turn the ears around and the holes >>> would line up so you’d get more switch in front of the rails. >>> >>> >>> On Mar 29, 2016, at 8:22 PM, Sterling Jacobson < <sterl...@avative.net> >>>> sterl...@avative.net> wrote: >>>> >>>> That's a good idea. >>>> >>>> If there are not holes, is there a small screw type that is short and >>>> self-tapping? >>>> >>>> Not sure the best way to mount the ears if the holes for the ears don't >>>> exist on the switch. >>>> >>>> -----Original Message----- >>>> From: Af [mailto: <af-boun...@afmug.com>af-boun...@afmug.com] On >>>> Behalf Of Chuck McCown >>>> Sent: Tuesday, March 29, 2016 8:10 PM >>>> To: af@afmug.com >>>> Subject: Re: [AFMUG] Super long rack screw >>>> >>>> Add mounting ears farther back on the switch. >>>> >>>> -----Original Message----- >>>> From: Sterling Jacobson >>>> Sent: Tuesday, March 29, 2016 7:57 PM >>>> To: 'af@afmug.com' >>>> Subject: [AFMUG] Super long rack screw >>>> >>>> This is really specific; don't ask why I need it :) >>>> >>>> But I need a standard rack threaded screw that looks like a 6 to 7 inch >>>> long motherboard standoff screw. >>>> >>>> So it would stand a 1U switch forward from the 19" rack about 6-7 >>>> inches. >>>> >>>> I tried standard rack standoff modules, but the space is too limiting. >>>> >>>> >>> >>> >> > > >
