Part Number 556-6408988-B-18

Socket Head Cap Screw

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Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
556-6408988-b-18
Demil:
No
Shelf Life:
UOM:
NIIN:
014741359

Part Information
Screw cap self locking; fasteners covered by mil-s-1222 and referred to this note shall also conform to a of 12% elongation in a length of four diameters

NSN
National Stock Number:
5305-01-474-1359 5305014741359
TXT
Description:
Socket Head Cap Screw
INC
INC
Item Name Code:
16282
MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
Thread Class:
3a
MRC:
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.AAJF
Thread Direction:
Right-hand
MRC:
The dimension,measured along a line parallel to the longitudinal axis,from the largest bearing surface of the fastener head to the extreme opposite end,or as specifically designated for other type fasteners.AASB
Fastener Length:
0.750 inches
MRC:
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.AHYM
Thread Diameter:
0.312 inches
MRC:
The number of threads on the item per linear inch measured on a line parallel to the thread axis.CMLP
Thready Qty Per Inch (tpi):
18
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.MDCL
Material Specification:
Mil-s-1222, type2, grade574 military specification 1st material response
MRC:
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.THSD
Thread Series Designator:
Unc

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