NSN 5310-01-131-5491

Part Details | SPLINE SELF-LOCKING NUT

5310-01-131-5491 A nut having an externally splined sleeve, which holds it in position when forced into a hole of slightly smaller diameter. An integral feature is incorporated for locking.

Alternate Parts: MS5186635, MS51866-35, 5310-01-131-5491, 01-131-5491, 5310011315491, 011315491

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAY 12, 198201-131-549115893 ( NUT, SELF-LOCKING, SPLINE )
REFERENCE DRAWINGS & PICTURES

SPLINE

Cross Reference | NSN 5310-01-131-5491
Part Number Cage Code Manufacturer
MS51866-3596906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
Technical Data | NSN 5310-01-131-5491
Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE0.375 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
HARDNESS RATING28.0 ROCKWELL C MAXIMUM
NUT STYLE SPLINE
PILOT DIAMETER0.509 INCHES MINIMUM AND 0.513 INCHES MAXIMUM
PILOT LENGTH0.173 INCHES MINIMUM AND 0.203 INCHES MAXIMUM
NUT DIAMETER0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM
NUT HEIGHT0.469 INCHES NOMINAL
LOCKING FEATUREP$R
LUBRICATION DRY FILM LUBRICANT
TEMP RATING250.0 DEG FAHRENHEIT MAXIMUM
SPECIAL FEATURESOPTIONAL HEX STYLE,0.688 IN. WIDTH ACROSS FLAT,OPTIONAL NYLON LOCKING INSERT