NSN 5310-00-857-5231

Part Details | ROUND PLAIN NUT

5310-00-857-5231 A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. See also NUT (1), PLAIN, KNURLED. (When height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

Alternate Parts: 6525108076101, 65251-08076-101, 6525108076101, 65251-08076-101, 6525108076101, 65251-08076-101, 5310-00-857-5231, 00-857-5231, 5310008575231, 008575231

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 13, 196700-857-523115887 ( NUT, PLAIN, ROUND )
REFERENCE DRAWINGS & PICTURES

ROUND

CONFIGURATION J

Cross Reference | NSN 5310-00-857-5231
Part Number Cage Code Manufacturer
65251-08076-1014A014RICHARD MANUFACTURING CO., INC.
65251-08076-10154878ROTAIR INDUSTRIES, INC.
65251-08076-10178286SIKORSKY AIRCRAFT CORPORATIONDBA SIKORSKY
Technical Data | NSN 5310-00-857-5231
Characteristic Specifications
THREAD SERIES UN
NOMINAL THREAD SIZE3.250 INCHES
THREAD QUANTITY PER INCH16
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE ROUND
DRIVE POINT DEPTH0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM
NUT DIAMETER4.000 INCHES NOMINAL
NUT THICKNESS0.560 INCHES NOMINAL
DRIVE POINT WIDTH0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
DRIVE POINT QUANTITY4
HOLE CONFIGURATION STYLE CONFIGURATION J
HOLE TYPE AND QUANTITY4 DRILLED
DRILLED HOLE DIAMETER0.052 INCHES NOMINAL