NSN 5310-00-639-1089

Part Details | SQUARE PLAIN NUT

5310-00-639-1089 A nut, flat on top and bottom, having 4 flat sides. 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: B18.6.3, 14017, BM12280186A12, BM12280-186A12, FFN836, FF-N-836, FFN836 TY1ST3GRC, FF-N-836 TY1ST3GRC, MILS933 TYB, MIL-S-933 TYB, 5310-00-639-1089, 00-639-1089, 5310006391089, 006391089

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196100-639-108901858 ( NUT, PLAIN, SQUARE )
REFERENCE DRAWINGS & PICTURES

SQUARE

Cross Reference | NSN 5310-00-639-1089
Part Number Cage Code Manufacturer
B18.6.380204AMERICAN NATIONAL STANDARDSINSTITUTE, INCORPORATED
1401719422DEMARKUS CORPREFRIGERATION ENGINEERING CORP
BM12280-186A1219422DEMARKUS CORPREFRIGERATION ENGINEERING CORP
FF-N-83681348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
FF-N-836 TY1ST3GRC80244GENERAL SERVICES ADMINISTRATIONFEDERAL SUPPLY SERVICE
MIL-S-933 TYB81349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
Technical Data | NSN 5310-00-639-1089
Characteristic Specifications
THREAD SERIES UNC
NOMINAL THREAD SIZE0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2B
THREAD DIRECTION RIGHT-HAND
NUT STYLE SQUARE
NUT HEIGHT0.188 INCHES NOMINAL
WIDTH ACROSS FLATS0.438 INCHES NOMINAL
BEARING SURFACE TYPE FLAT
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 3 STYLE AND C GRADE