Wood Screw

AN550-14R28

AN550-14R28
(NSN) National Stock Number
5305-00-025-4020
Federal Supply Classification
5305 Screws
Item Name Code
01867
Schedule B Code
7318120000
Summary

3.406 inches minimum and 3.500 inches maximum fastener length, flat countersunk head style, 0.437 inches minimum and 0.491 inches maximum head diameter, cross recess type 1 internal drive style, gimlet point (type a, ab or ba) nonmachine thread style, 80.0 degrees minimum and 82.0 degrees maximum countersink angle

DAC HCC DMIL RNCC
X - - 5
RNVC SADC MSDS RNAAC
9 - - XX
Identification

An unhardened externally threaded fastener whose continuous thread extends from a gimlet point for a distance of approximately two-thirds of the length of the screw and which is designed to be driven with an inserted driver.

INC FIIG Concept Condition
01867 A003B0 - 1
Specifications
Fastener Length
3.406 inches minimum and 3.500 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
0.437 inches minimum and 0.491 inches maximum
Details The length of a straight line which passes through the center of a circular head,and terminates at the circumference.
Internal Drive Style
cross recess type 1
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.
Nonmachine Thread Style
gimlet point (type a, ab or ba)
Details The style designation indicating the configuration that most nearly corresponds to the appearance of a nonmachine thread.
Countersink Angle
80.0 degrees minimum and 82.0 degrees maximum
Details The included angle of the countersink.
Nonmachine Nominal Thread Diameter
0.242 inches
Details The length of a straight line which passes through the center of the nonmachine threaded portion,and terminates at the circumference.
Material
steel overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Surface Treatment
cadmium overall and chromate overall or zinc overall and chromate 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
qq-p-416,ty2,cl3 fed spec 1st treatment response overall or qq-z-325,ty2,cl3 fed spec 2nd 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.
Nondefinitive Spec/Std Data
1 type and 2c style
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
FFS111 81348 4 - 4 1 - BR
FFS111ANDSTYLE2 81348 X - 5 9 - XX
MS35492-114 96906 4 - 2 2 - BR
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
48950 - W -
RVC WCC TCC SHC
- 713 Z 9

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Manufacturer
AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
CAGE: 88044
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FAQs
Frequently asked questions for NSN 5305-00-025-4020
What is the NIIN of the NSN 5305-00-025-4020?
The National Item Identification Number (NIIN) of the NSN 5305-00-025-4020 is 00-025-4020
When the NSN 5305-00-025-4020 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Sat, Oct 21, 1972
Does the NSN 5305-00-025-4020 contain any precious metals?
Does not contain precious metal
Does the NSN 5305-00-025-4020 contain any hazardous material?
No data in HMIRS

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