NSN 5310-00-550-1059

Part Details | HEXAGON PLAIN NUT

5310-00-550-1059 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.)

Alternate Parts: 21770, 21770, M4721, M4721, M4721, M4721, M-4721, 10009736, 21770, 5310-00-550-1059, 00-550-1059, 5310005501059, 005501059

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-550-105901857 ( NUT, PLAIN, HEXAGON )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 5310-00-550-1059
Part Number Cage Code Manufacturer
2177077820AMPHENOL CORPORATIONDBA AMPHENOL AEROSPACE OPERATIONS
2177081579MASON ELECTRIC COMPANYDIV ESTERLINE MASON
M4721S3092RHEINMETALL AIR DEFENCE AG
M4721A1508RHEINMETALL ITALIA SPA
M4721C2463RHEINMETALL SOLDIER ELECTRONICS GMBH
M-472101121ROCKWELL AUTOMATION, INC.
1000973618876U S ARMY AVIATION AND MISSILECOMMAND
2177059501UNISON INDUSTRIES, LLC
Technical Data | NSN 5310-00-550-1059
Characteristic Specifications
THREAD SERIES UNEF
NOMINAL THREAD SIZE0.250 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2B
THREAD DIRECTION RIGHT-HAND
NUT STYLE HEXAGON
NUT HEIGHT0.078 INCHES NOMINAL
WIDTH ACROSS FLATS0.312 INCHES NOMINAL
BEARING SURFACE TYPE CHAMFERED