5307-00-477-4956, STANDOFF,THREADED,SPACING

National Stock Number:
5307-00-477-4956

Federal Supply Class:
5307

National Item Identification Number:
004774956

Description:
STANDOFF,THREADED,SPACING

Detail:
A standoff that must have a threaded end(s) or be internally threaded its full length. For items having external threads on both ends, see STUD (as modified). For items with an outside contour that is the same for the entire length, are flat on top and bottom, having internal threads its full length, and the length does not exceed twice the width across the flats or outside diameter, see NUT (as modified); use maximum dimensions(s) for compliance.

Manufacturer Information:

10911871	19207	U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
5307004774956	SCY13	E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE

Techincal Specification:

FLANGE THICKNESS	3.500 INCHES NOMINAL
FLANGE WIDTH ACROSS FLATS	0.750 INCHES NOMINAL
LENGTH	4.000 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE STANDOFF
MATERIAL	STEEL STANDOFF
NOMINAL THREAD SIZE	0.500 INCHES RIGHT EXTERNAL
NOMINAL THREAD SIZE	0.250 INCHES LEFT INTERNAL (INCLUDES THRU THREAD)
STYLE DESIGNATOR	FLANGED WITH LEFT INTERNAL THREAD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TY 1 CL 3 FED SPEC SINGLE TREATMENT RESPONSE STANDOFF
SURFACE TREATMENT	CADMIUM AND PHOSPHATE STANDOFF
THREAD CLASS	2A RIGHT EXTERNAL
THREAD CLASS	2B LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD DIRECTION	RIGHT-HAND RIGHT EXTERNAL
THREAD DIRECTION	RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD LENGTH	0.440 INCHES NOMINAL RIGHT EXTERNAL
THREAD LENGTH	0.250 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD QUANTITY PER INCH	20 RIGHT EXTERNAL
THREAD QUANTITY PER INCH	28 LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD SERIES DESIGNATOR	UNF LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD SERIES DESIGNATOR	UNF RIGHT EXTERNAL

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