5306-01-234-1421, BOLT,SHOULDER

National Stock Number:
5306-01-234-1421

Federal Supply Class:
5306

National Item Identification Number:
012341421

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:

1364-252A	13002	GOODRICH CORPORATION
1364-252A	45934	ONTIC ENGINEERING & MANUFACTURING, INC

Techincal Specification:

THREAD SERIES DESIGNATOR	UNF
NOMINAL THREAD DIAMETER	0.440 INCHES
THREAD QUANTITY PER INCH	20
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.345 INCHES MINIMUM AND
	0.355 INCHES MAXIMUM
FASTENER LENGTH	3.250 INCHES NOMINAL
MATERIAL	STEEL COMP 4340 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-8844 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM HEAD
	ENAMEL FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-83286 MIL SPEC SINGLE TREATMENT RESPONSE HEAD
	CPT8204 FSCM 13002 MFR REF SINGLE TREATMENT RESPONSE FASTENER
HARDNESS RATING	40.0 ROCKWELL C MINIMUM AND
	43.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLE	DEE CHAMFER
HEAD DIAMETER	0.860 INCHES MINIMUM AND
	0.900 INCHES MAXIMUM
HEAD HEIGHT	0.310 INCHES MINIMUM AND
	0.340 INCHES MAXIMUM
DISTANCE FROM CENTERLINE TO FLAT	0.440 INCHES NOMINAL
SHOULDER SHAPE	ROUND FIRST SHOULDER
SHOULDER DIAMETER	0.559 INCHES MINIMUM AND
	0.561 INCHES MAXIMUM FIRST SHOULDER
SHOULDER LENGTH	2.895 INCHES MINIMUM AND
	2.905 INCHES MAXIMUM FIRST SHOULDER
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	3.110 INCHES NOMINAL FIRST HOLE
SHANK UNTHREADED HOLE DIAMETER	0.105 INCHES MINIMUM AND
	0.108 INCHES MAXIMUM FIRST HOLE

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