5330-01-087-1076 GASKET Index 5306-01-087-1078 BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-01-087-1077

Federal Supply Class:
5306

National Item Identification Number:
010871077

Description:
BOLT,SHOULDER

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No. 10 (0.190 IN.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than No. 10 (0.190 IN.) (5 mm) and those items with an inserted drive head, use SCREW, SHOULDER. For items which are No. 10 (0.190 IN.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use BOLT, EXTERNALLY RELIEVED BODY. Excludes THUMBSCREW.


Manufacturer Information:
1226606319207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
FASTENER LENGTH3.256 INCHES MINIMUM AND 3.321 INCHES MAXIMUM
HARDNESS RATING35.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.256 INCHES MINIMUM AND 0.276 INCHES MAXIMUM
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-S-6050 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES
SHOULDER DIAMETER0.624 INCHES MINIMUM AND 0.626 INCHES MAXIMUM FIRST SHOULDER
SHOULDER LENGTH1.502 INCHES MINIMUM AND 1.507 INCHES MAXIMUM FIRST SHOULDER
SHOULDER SHAPEROUND FIRST SHOULDER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-26074,GRADE A,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTNICKEL OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.793 INCHES MINIMUM AND 0.873 INCHES MAXIMUM
THREAD QUANTITY PER INCH24
THREAD SERIES DESIGNATORUNF
WIDTH BETWEEN FLATS0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM


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