5306-00-080-8920, BOLT,RIBBED SHOULDER

National Stock Number:
5306-00-080-8920

Federal Supply Class:
5306

National Item Identification Number:
000808920

Description:
BOLT,RIBBED SHOULDER

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. It has a series of longitudinal ribs, splines or serrations on all or a part of the shoulder. The minor diameter of the ribs must be greater than the major diameter of the threads. See also BOLT, RIBBED NECK.

Manufacturer Information:

00801-2456	79343	ASRC FEDERAL FACILITIES LOGISTICS, LLC
00801-2456	93568	HARSCO CORP BMY-COMBAT SYSTEMS DIV
65A81B920	30003	NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER

Techincal Specification:

DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS	0.063 INCHES NOMINAL
FASTENER LENGTH	2.781 INCHES NOMINAL
HARDNESS RATING	32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER	0.875 INCHES NOMINAL
HEAD HEIGHT	0.219 INCHES NOMINAL
HEAD STYLE	FLAT CHAMFER
MATERIAL DOCUMENT AND CLASSIFICATION	SAE J403 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL OVERALL
NOMINAL THREAD DIAMETER	0.500 INCHES
RIB LENGTH	0.625 INCHES NOMINAL
RIB MAJOR DIAMETER	0.615 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
SHOULDER DIAMETER	0.603 INCHES MINIMUM AND 0.606 INCHES MAXIMUM FIRST SHOULDER
SHOULDER SHAPE	RIBBED FIRST SHOULDER
SHOULDER LENGTH	1.656 INCHES NOMINAL FIRST SHOULDER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.875 INCHES MAXIMUM
THREAD QUANTITY PER INCH	20
THREAD SERIES DESIGNATOR	UNF

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