5365-01-240-0892 SPACER,SLEEVE Index 5340-01-240-0894 COVER,ACCESS

National Stock Number:
5307-01-240-0893

Federal Supply Class:
5307

National Item Identification Number:
012400893

Description:
STUD,SHOULDERED

Detail:
A HEADLESS FASTENER NOT EXCEEDING 12 INCHES (304.8 MM) IN LENGTH, THREADED EXTERNALLY ON BOTH ENDS WITH THREADS OF THE SAME NOMINAL DIAMETER. ALL OR PART OF THE UNTHREADED SECTION HAS A CROSS-SECTIONAL DIAMETER GREATER THAN THE NOMINAL STUD SIZE PLUS 0.020 INCHES (0.508 MM). IT MAY BE THREAD RELIEVED. SEE ALSO STUD, LOCKED IN.


Manufacturer Information:
55A40B9-130003NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
DISTANCE ACROSS FLATS0.434 INCHES MINIMUM AND 0.438 INCHES MAXIMUM
HARDNESS RATING40.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
OVERALL LENGTH3.120 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP E4340
NOMINAL THREAD SIZE0.437 INCHES STUD THREAD
NOMINAL THREAD SIZE0.437 INCHES NUT THREAD
SHOULDER DIAMETER0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM
SHOULDER LENGTH1.370 INCHES MINIMUM AND 1.380 INCHES MAXIMUM
STYLE DESIGNATORSHOULDERED
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
THREAD DIRECTIONRIGHT-HAND NUT THREAD
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD CLASS2A NUT THREAD
THREAD CLASS2A STUD THREAD
THREAD LENGTH0.440 INCHES NOMINAL STUD THREAD
THREAD LENGTH0.440 INCHES NOMINAL NUT THREAD
THREAD SERIES DESIGNATORUNF NUT THREAD
THREAD SERIES DESIGNATORUNF STUD THREAD
THREAD QUANTITY PER INCH20 NUT THREAD
THREAD QUANTITY PER INCH20 STUD THREAD


Click here to Register for Free 30-day Trial

© 2025 NSN-Now. All rights reserved.    Privacy Policy  |  Contact Us