Posted June 12, 200915 yr comment_286510 Sorry if this has been covered already but I didn't have much luck with a search. I seem to remember posts elsewhere which stated the mainshaft nuts were NLA from Nissan. Is this true, and if so, is there another source for them? If not, can anyone provide a Nissasn p/n? My particular app will be for a F4W71B, I believe it threads the opposite of the later model trans, but in which direction is unknown. Link to comment https://www.classiczcars.com/forums/topic/32183-mainshaft-nut-source/ Share on other sites More sharing options...
June 12, 200915 yr comment_286511 How long ago did you read that they were NLA? I got one for an 80ZX trans probably 2 years ago through Courtesy Nissan. Link to comment https://www.classiczcars.com/forums/topic/32183-mainshaft-nut-source/#findComment-286511 Share on other sites More sharing options...
June 12, 200915 yr comment_286513 32354-E9000 Still shows in the system, but that don't mean it's still really available. #35 in the attached. Link to comment https://www.classiczcars.com/forums/topic/32183-mainshaft-nut-source/#findComment-286513 Share on other sites More sharing options...
June 13, 200915 yr Author comment_286543 Thanks Arne!! Yup, Courtesy shows it available and a quick google search confirms it's for a F4W71B. I ordered a few as well. Jon, I want to say I read it about a year ago or slightly less. Link to comment https://www.classiczcars.com/forums/topic/32183-mainshaft-nut-source/#findComment-286543 Share on other sites More sharing options...
June 15, 200915 yr Author comment_286801 Just received an email from Courtesy... the part is NLA. Perhaps I'm not crazy after all. Link to comment https://www.classiczcars.com/forums/topic/32183-mainshaft-nut-source/#findComment-286801 Share on other sites More sharing options...
June 15, 200915 yr comment_286814 I don't know how easy it is to do, but you might see if you can check if the same part got a different number in later transmissions. The ball bearing at the end of the 280ZX R200 diff is NLA, but the same exact part for a Z31 is still available.Or you could reuse the old nut. They have so many problems backing off I was planning on reusing mine and spot welding it on. Or cut the nut in half and double nut it instead of staking. Link to comment https://www.classiczcars.com/forums/topic/32183-mainshaft-nut-source/#findComment-286814 Share on other sites More sharing options...
June 16, 200915 yr Author comment_286823 I don't know how easy it is to do, but you might see if you can check if the same part got a different number in later transmissions. Or you could reuse the old nut. They have so many problems backing off I was planning on reusing mine and spot welding it on. Or cut the nut in half and double nut it instead of staking.Thanks. Yeah the newer p/n sounds intriguing but from what I understand Nissan went to opposite threads on all of the later B boxes anyway, which would lead me to believe it's a dead end. I was considering reusing the old one and spot welding it too. On one of my "professionally" rebuilt transmissions it appears he reused the original and double staked it of sorts, it held up very well. Double nutting is a good idea too, maybe go that route with a spot weld on the nuts rather than molesting the mainshaft. Link to comment https://www.classiczcars.com/forums/topic/32183-mainshaft-nut-source/#findComment-286823 Share on other sites More sharing options...
December 28, 201410 yr comment_460861 resurrecting old topic - same problem - need source for RH mainshaft nut for 5-speed Â· 32354-E9804  Â· Part: NUT HEX  Â· Replaces: 32354-E9800, 32354-E9802  NISSANPARTSZONE and COURTESY AND parstfornissan all say - This part is no longer available  anybody know where to find 'em ???????????? Z specialties also unable to deliver - issued a refund 1-13-2015 any more ideas ?????????? Link to comment https://www.classiczcars.com/forums/topic/32183-mainshaft-nut-source/#findComment-460861 Share on other sites More sharing options...
December 28, 201410 yr comment_460874 try these guys http://www.partsfornissans.com/oe-nissan/32354e9804 Link to comment https://www.classiczcars.com/forums/topic/32183-mainshaft-nut-source/#findComment-460874 Share on other sites More sharing options...
December 29, 201410 yr comment_460943 thanks - ordered from online catalog  - but they now report don't have - they sent me a refund try these guys http://www.partsfornissans.com/oe-nissan/32354e9804 Link to comment https://www.classiczcars.com/forums/topic/32183-mainshaft-nut-source/#findComment-460943 Share on other sites More sharing options...
December 29, 201410 yr comment_460946 Expensive, but available -Â http://www.datsunstore.com/advanced_search_result.php?keywords=mainshaft&osCsid=d9dd0c23dff1ed0b33ecc8b135da3d0c&x=0&y=0Â Lefty cheapy, righty spendy. Â Seems backward, but may be because of what jmortensen says in Post #6. Link to comment https://www.classiczcars.com/forums/topic/32183-mainshaft-nut-source/#findComment-460946 Share on other sites More sharing options...
December 30, 201410 yr comment_460959 thanks for the link ordered - $50 PLUS $26 shipping = $75 for one RH nut (if they really do have it) old cars are not easy to fix anymore - stand by for updates    Expensive, but available - http://www.datsunstore.com/advanced_search_result.php?keywords=mainshaft&osCsid=d9dd0c23dff1ed0b33ecc8b135da3d0c&x=0&y=0 Lefty cheapy, righty spendy.  Seems backward, but may be because of what jmortensen says in Post #6. Link to comment https://www.classiczcars.com/forums/topic/32183-mainshaft-nut-source/#findComment-460959 Share on other sites More sharing options...
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