5306-01-504-1497 HHCS 3.8 IN-16 BOLT Index 5306-01-504-1499 HHCS BOLT

National Stock Number:
5305-01-504-1498

Federal Supply Class:
5305

National Item Identification Number:
015041498

Description:
SCREW,SHOULDER

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 IN.) (1.5 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 designed to be driven with either a wrench or an inserted driver or both in sizes below No. 10 (0.190 IN.) (5 mm) nominal diameter. No. 10 (0.190 IN.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use SCREW, EXTERNALLY RELIEVED BODY. For items with a No. 10 (0.190 IN.) (5 mm) or larger thread diameter without an inserted driver head, use BOLT, SHOULDER. Excludes BOLT, INTERNAL WRENCHING and SCREW, CAP, SOCKET HEAD.


Manufacturer Information:
563-7286781-4153711NAVAL SEA SYSTEMS COMMAND
H684-1505-4196169ELECTRIC BOAT CORPORATION


Techincal Specification:
FASTENER LENGTH1.985 INCHES MINIMUM AND 2.005 INCHES MAXIMUM
HEAD DIAMETER0.543 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
HEAD HEIGHT0.543 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD DIAMETER0.312 INCHES
SHOULDER DIAMETER0.371 INCHES MINIMUM FIRST SHOULDER AND 0.372 INCHES MAXIMUM FIRST SHOULDER
SHOULDER LENGTH1.500 INCHES NOMINAL FIRST SHOULDER
SHOULDER SHAPEROUND FIRST SHOULDER
SPECIAL FEATURESTECH DATA NOT AUTHORIZED FOR RELEASE OUTSIDE OF U.S.; PART OF VALVE ASSEMBLY FOR NSSNCLASS SUBMARINE
WIDTH ACROSS FLATS0.187 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH18
THREAD SERIES DESIGNATORUNC


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