Thread Cutting Tap

4CRU

4CRU
(NSN) National Stock Number
5136-00-104-4147
Federal Supply Classification
5136 Taps, Dies and Collets; Hand and Machine
Item Name Code
15218
Schedule B Code
8207400000
Summary

+0.2830 to 0.2835 inches thread pitch diameters, right-hand thread direction, 1.062 inches minimum and 1.188 inches maximum thread length, 0.3165 inches minimum and 0.3180 inches maximum shank diameter, 0.234 inches minimum and 0.238 inches maximum width across flats, 2.688 inches minimum and 2.750 inches maximum overall length

DAC HCC DMIL RNCC
6 - - 5
RNVC SADC MSDS RNAAC
2 - - 75
Identification

An internal threading tool with longitudinally separated cutting edges designed to form specific threads.

INC FIIG Concept Condition
15218 A13600 - 1
Specifications
Thread Pitch Diameters
+0.2830 to 0.2835 inches
Details The minimum and maximum pitch diameter limits of a straight screw 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
1.062 inches minimum and 1.188 inches maximum
Details A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
Shank Diameter
0.3165 inches minimum and 0.3180 inches maximum
Details The length of a straight line which passes through the center of the body of the shank and terminates at the circumference.
Width Across Flats
0.234 inches minimum and 0.238 inches maximum
Details The shortest straight line between flats,perpendicular to the height of the wrenching surface.
Overall Length
2.688 inches minimum and 2.750 inches maximum
Details The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
Flute Quantity
3
Details The number of flutes provided.
Thread Structure
regular
Details An indication of the thread structure.
Thread Forming Method
ground
Details The means used in forming the thread.
Starting Chamfer Type
plug
Details Indicates the type of starting chamfer.
Square End Length
0.344 inches minimum and 0.406 inches maximum
Details A measurement of the longest dimension of a square end,in distinction from width.
Material And Location
steel overall
Details The element, compound, or mixture of which the item is fabricated, excludingany surface treatment, and its location. please use mrc matt with isac in place of this discontinued mrc.
Criticality Code Justification
aaze
Details The master requirement codes of those requirements which are technically critical by reason of tolerance,fit,performance,or other characteristics which affect identification of the item.
Special Features
roughing tap for screw thread insert
Details Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.
Style Designator
spiral pointed flute
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Thread Size And Series/Type Designator
0.250-20 sti
Details Designates the thread diameter,series/type,and number of threads per specific measurement scale.
Nondefinitive Spec/Std Data
1 type and 2 class
Details The number,letter,or symbol that indicates the type,style,grade,class,and the like,of an item in a nonidentifying specification or standard.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
MIL-T-21309 TY1CL2 80244 4 - 5 1 - ZZ
MIL-T-21309 81349 4 - 4 1 - ZZ
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N A - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
91810 - W -
RVC WCC TCC SHC
- 732 Z 9

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Manufacturer
EMHART TEKNOLOGIES LLC DBA STANLEY ENGINEERED FASTENING
CAGE: 01556
DANBURY , CT , 06810-8159
UNITED STATES
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FAQs
Frequently asked questions for NSN 5136-00-104-4147
What is the NIIN of the NSN 5136-00-104-4147?
The National Item Identification Number (NIIN) of the NSN 5136-00-104-4147 is 00-104-4147
When the NSN 5136-00-104-4147 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Sun, Oct 15, 1972
Does the NSN 5136-00-104-4147 contain any precious metals?
Does not contain precious metal
Does the NSN 5136-00-104-4147 contain any hazardous material?
No data in HMIRS

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