Close Tolerance Screw

7S37J6-9

7S37J6-9
(NSN) National Stock Number
5305-00-004-3468
Federal Supply Classification
5305 Screws
Item Name Code
29294
Schedule B Code
7318152000
Summary

3a thread class, right-hand thread direction, 0.366 inches minimum and 0.416 inches maximum thread length, 0.938 inches minimum and 0.968 inches maximum fastener length, flat countersunk head style, 0.527 inches minimum and 0.560 inches maximum head diameter

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

A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.

INC FIIG Concept Condition
29294 A003B0 - 1
Specifications
Thread Class
3a
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
0.366 inches minimum and 0.416 inches maximum
Details A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
Fastener Length
0.938 inches minimum and 0.968 inches maximum
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
flat countersunk
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
Head Diameter
0.527 inches minimum and 0.560 inches maximum
Details The length of a straight line which passes through the center of a circular head,and terminates at the circumference.
Grip Diameter
0.3735 inches minimum and 0.3745 inches maximum
Details The length of a straight line which passes through the center of the grip,and terminates at the circumference.
Shank Unthreaded Hole Diameter
0.106 inches minimum first hole and 0.116 inches maximum first hole
Details The length of a straight line which passes through the center of the shank unthreaded hole,and terminates at the inside circumference.
Internal Drive Style
offset cruciform (torque set)
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.
Nominal Thread Diameter
0.375 inches
Details The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.
Grip Length
0.552 inches minimum and 0.572 inches maximum
Details A measurement of the longest dimension of the grip,in distinction from width.
Thread Quantity Per Inch
24
Details The number of threads on the item per linear inch measured on a line parallel to the thread axis.
Countersink Angle
99.0 degrees minimum and 101.0 degrees maximum
Details The included angle of the countersink.
Distance From Head Largest Bearing Surface To Shank Hole Center
0.808 inches minimum first hole and 0.858 inches maximum first hole
Details The distance from the shank hole centerline to the largest bearing surface of the head.
Surface Finish
63.0 microinches grip
Details Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.
Material
steel overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material Document And Classification
h-11 hb0160-001 ty 1,fscm 51215 mfr ref single material response overall
Details The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.
Surface Treatment
nickel overall and zinc overall
Details The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.
Surface Treatment Document And Classification
la0109-005,fsc-51215 mfr ref single treatment response overall
Details The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.
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.
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
68455 - W -
RVC WCC TCC SHC
- 576 Z 9

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Manufacturer
THE BOEING COMPANY DIV LEGACY AM&M
CAGE: 43999
OKLAHOMA CITY , OK , 73135-5922
UNITED STATES
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FAQs
Frequently asked questions for NSN 5305-00-004-3468
What is the NIIN of the NSN 5305-00-004-3468?
The National Item Identification Number (NIIN) of the NSN 5305-00-004-3468 is 00-004-3468
When the NSN 5305-00-004-3468 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Fri, May 26, 1972
Does the NSN 5305-00-004-3468 contain any precious metals?
Type/content is unknown
Does the NSN 5305-00-004-3468 contain any hazardous material?
No data in HMIRS

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