4920-00-988-3101 FIXTURE,AIRCRAFT MAINTENANCE Index 5325-00-988-3104 RING,RETAINING

National Stock Number:
5310-00-988-3103

Federal Supply Class:
5310

National Item Identification Number:
009883103

Description:
NUT,PLAIN,SLOTTED,HEXAGON

Detail:
A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes NUT (1), PLAIN, CASTELLATED, HEXAGON.


Manufacturer Information:
2-080-035-0199193HONEYWELL INTERNATIONAL INC.


Techincal Specification:
THREAD SERIESUNF
NOMINAL THREAD SIZE0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL COMP 4140 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6382 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPHOSPHATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2481 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND
32.0 ROCKWELL C MAXIMUM
NUT STYLESLOTTED, HEXAGON
NUT HEIGHT0.240 INCHES MINIMUM AND
0.260 INCHES MAXIMUM
WIDTH ACROSS FLATS0.430 INCHES MINIMUM AND
0.439 INCHES MAXIMUM
BEARING SURFACE TYPEWASHER FACED
COUNTERSINK ANGLE90.0 DEGREES NOMINAL NUT
BEARING SURFACE FINISH125.0 MICROINCHES
THE MANUFACTURERS DATA
MANUFACTURERS CODE99193
DESIGN CONTROL REFERENCE2-080-035-01


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