National Item Identification Number
01-272-9981
National Stock Number
Item Name
NUT,PLAIN,HEXAGON
Federal Supply Class
5310
Referenced on: http://www.tpub.com/content/misc_manuals_2/TM-9-2320-387-24P/TM-9-2320-387-24P1145.htm
Referenced on: http://www.tpub.com/content/misc_manuals_2/TM-9-2320-387-24P/TM-9-2320-387-24P1225.htmDescription
A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see LOCKNUT, ELECTRICAL CONDUIT. See also LOCKNUT, TUBE FITTING. For items having a thickness (or height) exceeding two times the width across the flats, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. (When height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
Commercial and Government Entity Code (Supplier Data)
81346
AMERICAN SOC FOR TSTG & MTLS
DBA ASTM INTERNATIONAL
100 BARR HARBOR DR
WEST CONSHOHOCKEN
PA
19428
610-832-9500
06364
UNISTRUT CORP
UNISTRUT OKLAHOMA DIV
16100 LATHROP AVE
HARVEY
IL
60426
405-942-1163
NSN (National Stock Number) 5310-01-272-9981, 5310012729981 NIIN (National Identification Number) 01-272-9981, 012729981
Part Numbers (Reference Numbers)
ASTM-B633,TY-2,SC-2
FF-N-836
HHXN050EG
MIL-S-1222,TY-2,GR-2
MS51471-01
Required Categories
THREAD SERIES
NOMINAL THREAD SIZE
THREAD QUANTITY PER INCH
THREAD CLASS
THRE
Required Description
UNC
0.500 INCHES
13
2B
RIGHT-HAND
STEEL OVERALL
ZINC AND
CHROMATE OVERALL