Shoulder Screw

758649-4

758649-4
(NSN) National Stock Number
5305-00-206-9292
Federal Supply Classification
5305 Screws
Item Name Code
22846
Schedule B Code
7415338550
Summary

2a thread class, right-hand thread direction, 0.077 inches minimum thread length, 0.251 inches nominal fastener length, hexagon head style, 0.050 inches nominal head height

DAC HCC DMIL RNCC
1 - - 3
RNVC SADC MSDS RNAAC
2 - - CT
Identification

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.

INC FIIG Concept Condition
22846 A003B0 - 1
Specifications
Thread Class
2a
Details A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
Thread Direction
right-hand
Details 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.
Thread Length
0.077 inches minimum
Details A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
Fastener Length
0.251 inches nominal
Details 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.
Head Style
hexagon
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
Head Height
0.050 inches nominal
Details A measurement from the bottom to the top of the head,in distinction from depth.
Width Between Flats
0.250 inches nominal
Details None.
Shoulder Diameter
0.183 inches minimum second shoulder and 0.186 inches maximum second shoulder
Details The length of a straight line which passes through the center of the shoulder and terminates at the circumference.
Shoulder Diameter
0.250 inches nominal first shoulder
Details The length of a straight line which passes through the center of the shoulder and terminates at the circumference.
Shoulder Length
0.030 inches nominal first shoulder
Details The length of the enlarged portion of the shank on the item,in distinction from width or diameter.
Shoulder Length
0.060 inches nominal second shoulder
Details The length of the enlarged portion of the shank on the item,in distinction from width or diameter.
Internal Drive Style
w/o internal drive
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.
Nominal Thread Diameter
0.138 inches
Details The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.
Thread Quantity Per Inch
40
Details The number of threads on the item per linear inch measured on a line parallel to the thread axis.
Shoulder Shape
round first shoulder
Details The physical configuration of the unthreaded portion of a body adjacent to the head which is larger than the diameter of the shank.
Material
copper alloy 230 overall or copper alloy 240 overall or copper alloy 260 overall or copper alloy 268 overall or copper alloy 342 overall or copper alloy 353 overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Thread Series Designator
unf
Details A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
E20953 D1379 3 - 5 9 - ZG
758649-4 19315 5 - 5 9 - KZ
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
50590 - Q -
RVC WCC TCC SHC
- 713 Z 9

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Manufacturer
MISSION SYSTEMS DAVENPORT INC. DBA MISSION SYSTEMS AAR
CAGE: 99251
DAVENPORT , IA , 52804-1203
UNITED STATES
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FAQs
Frequently asked questions for NSN 5305-00-206-9292
What is the NIIN of the NSN 5305-00-206-9292?
The National Item Identification Number (NIIN) of the NSN 5305-00-206-9292 is 00-206-9292
When the NSN 5305-00-206-9292 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 5305-00-206-9292 contain any precious metals?
Type/content is unknown
Does the NSN 5305-00-206-9292 contain any hazardous material?
No data in HMIRS

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