533400-28

53340028 Machine Screw

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Datasheet. 533400-28 specification

Thread Class
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

2a

Thread Direction
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.

RIGHT-Hand

Fastener Length
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.

0.375in. ⁓3/8"

Head Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.

flat countersunk

Internal Drive Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.

cross recess type 1

Nominal Thread Diameter
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.

0.138in. (UTS #6)

Thread Quantity Per Inch
The number of threads on the item per linear inch measured on a line parallel to the thread axis.

32

Countersink Angle
The included angle of the countersink.

82.0 degrees

Head Surface Treatment
The metallic,nonmetallic,and/or chemical properties with which the head is plated,dipped and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.

paint

Special Features
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.

finish on head, epoxy enamel per F-159, color no. 36231 (gray) per FED-STD-595

Thread Series Designator
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

unc

Answers.

What class is the thread series?

Unc

What is the thread quantity per inch?

32

What is the head style?

Flat countersunk

What is the thread direction?

Right-hand

What is the thread class?

2a

What is the NSN for 533400-28?

5305-01-124-7164

What's the federal classification of 533400-28?

FSC 5305 ⁓ Screws

NSN 5305-01-124-7164 SCREW,MACHINE

unc thread series finish on head, epoxy enamel per f-159, color no. 36231 (gray) per fed-std-595 32 thread quantity per inch flat countersunk head style right-hand 2a thread class

NIIN
011247164
NIIN Date
01/11/82
Schedule B
 
Name Code
06657
FIIG
A500D0
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
--
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Major End Users Countries and entities

  • - Germany 

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533400-28 / Screw,machineWhat is the formal definition of this item?

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). no. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. a locking feature may be incorporated in the design of the head or threads. excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. see also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.