Panel Screw Assembly
CA21070-4-4HS
(NSN) National Stock Number
5305-01-084-4707
Federal Supply Classification
5305 Screws
Item Name Code
33044
Schedule B Code
7318152000
Summary
3a thread class, right-hand thread direction, 0.477 inches minimum and 0.636 inches maximum thread length, 0.907 inches minimum and 0.927 inches maximum fastener length, flat countersunk head style, 0.360 inches minimum and 0.404 inches maximum head diameter
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 2 | - | - | 7 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | KZ |
Identification
A headed, threaded fastening device over which may be assembled; (1) a stand-off; (2) a flanged bushing with washer(s) and/or a shouldered bushing without a flange, or it may have an internally threaded sleeve that is an integral part of the screw; a washer and an externally thread self-locking bushing that is driven by an inserted driver. Attached to panel by threaded bushing or by flaring end of stand-off, or bushing. Used in conjunction with a speed nut, nut plate, or driven into a threaded hole in the item that the panel is fastened to. May be spring loaded.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 33044 | 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
0.477 inches minimum and 0.636 inches maximum
Details
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.Fastener Length
0.907 inches minimum and 0.927 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
0.360 inches minimum and 0.404 inches maximum
Details
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.Nominal Thread Diameter
0.250 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
28
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Minimum Tensile Strength
160000 pounds per square inch
Details
The maximum rated load in tension applied in a longitudinal direction,per unit of cross-sectional area,that the material can withstand without rupture.Countersink Angle
99.0 degrees minimum and 101.0 degrees maximum
Details
The included angle of the countersink.Special Features
three 0.035 in. to 0.045 in. wide splines in shank and 120 degrees apart,thread to be double lead
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.Material
steel comp 8740 overall or steel comp 4140 overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material Document And Classification
mil-s-6049 mil spec 1st material response overall or mil-s-5626 mil spec 2nd 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
cadmium 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 ty 2 cl 2 fed spec 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.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| GS520CK4-04 | 58998 | 5 | - | 3 | 2 | - | ZZ |
| GS520CK4-04 | 26512 | 5 | - | 3 | 2 | - | 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 |
|---|---|---|---|
| 48950 | - | W | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 713 | Z | 9 |
Certified Supplier
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Manufacturer
HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS
CAGE: 29372
TORRANCE
, CA
, 90505-5103
UNITED STATES
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FAQs
Frequently asked questions for NSN 5305-01-084-4707
What is the NIIN of the NSN 5305-01-084-4707?
The National Item Identification Number (NIIN) of the NSN 5305-01-084-4707 is 01-084-4707
When the NSN 5305-01-084-4707 was assigned to the Federal Catalog?
It was assigned 45 years ago, on Fri, Oct 19, 1979
Does the NSN 5305-01-084-4707 contain any precious metals?
Type/content is unknown
Does the NSN 5305-01-084-4707 contain any hazardous material?
No data in HMIRS
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