NSN 5310-01-138-5506

Part Details | HEXAGON PLAIN NUT

5310-01-138-5506 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: MS3186A108W, MS2751411B, MS27514-11B, 5310-01-138-5506, 01-138-5506, 5310011385506, 011385506

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53SEP 16, 198201-138-550601857 ( NUT, PLAIN, HEXAGON )
REFERENCE DRAWINGS & PICTURES

HEXAGON

CONFIGURATION B

Cross Reference | NSN 5310-01-138-5506
Part Number Cage Code Manufacturer
MS3186A108W96906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
MS27514-11B96906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
Technical Data | NSN 5310-01-138-5506
Characteristic Specifications
THREAD SERIES UNEF
NOMINAL THREAD SIZE0.8125 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2B
THREAD DIRECTION RIGHT-HAND
NUT STYLE HEXAGON
NUT HEIGHT0.125 INCHES MINIMUM AND 0.142 INCHES MAXIMUM
WIDTH ACROSS FLATS0.984 INCHES MINIMUM AND 1.017 INCHES MAXIMUM
HOLE CONFIGURATION STYLE CONFIGURATION B
HOLE TYPE AND QUANTITY3 DRILLED
DRILLED HOLE DIAMETER0.059 INCHES MINIMUM
BEARING SURFACE TYPE CHAMFERED
SPECIAL FEATURESMIN OF 1 SLOT 0.045 IN. MIN DEEP AND 0.135 IN MAX WIDE CUT THROUGH LG OF THD; ADDITIONAL SLOTS MAY BE LOCATED W/SEPARATION OF 120 DEGREES