Product Details | HEXAGON SLOTTED SELF-LOCKING NUT

5310-00-520-2802 A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. An integral feature is incorporated for locking on the threads of a mating member. The slots, when used in conjunction with a solid or split (cotter) pin, act as an extra "fail safe", feature in critical applications. Excludes NUT (1), SELF-LOCKING, CASTELLATED, OCTAGON.

Part Alternates: 5310-00-520-2802, 00-520-2802, 5310005202802, 005202802

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 00-520-2802

Drawings & Photos | NSN 5310-00-520-2802


Cross Reference | NSN 5310-00-520-2802

Part Number Cage Code Manufacturer
177909-2 71971 EAGLE BRASS FOUNDRY CO
55NE4717-02 72962 HARVARD INDUSTRIES INC
F12NE4717-02 72962 HARVARD INDUSTRIES INC
MS17826-3 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS
NE4717-02 72962 HARVARD INDUSTRIES INC
TCR63 62554 ALCOA GLOBAL FASTENERS INC. DBA SIMMONDS MECAERO FAS PDTS DIV

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Technical Data | NSN 5310-00-520-2802

Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE 0.190 INCHES
THREAD QUANTITY PER INCH 32
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL PLASTIC POLYAMIDE LOCKING INSERT STEEL NUT
MATERIAL DOCUMENT AND CLASSIFICATION AISI 4130 ASSN STD 2ND MATERIAL RESPONSE NUT
SURFACE TREATMENT CADMIUM NUT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE NUT
HARDNESS RATING NOT RATED
NUT STYLE A17 SLOTTED, HEXAGON
NUT HEIGHT 0.188 INCHES NOMINAL
WIDTH ACROSS FLATS 0.365 INCHES MINIMUM AND 0.377 INCHES MAXIMUM
BEARING SURFACE TYPE CHAMFERED
LOCKING FEATURE PREVAILING TORQUE WITH NONMETALLIC INSERT
COUNTERSINK ANGLE ANY ACCEPTABLE NUT
TEMP RATING 250.0 DEG FAHRENHEIT NOMINAL
MANUFACTURERS CODE 71791
MFR SOURCE CONTROLLING REFERENCE 177909-2

Restrictions/Controls & Freight Information | NSN 5310-00-520-2802

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Category Code Description
No Freight Information