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Datasheet. 1545599-30 specification
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
3a
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
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
0.500in. ⁓1/2"
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
flat chamfer
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.
0.375in.
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.
hexagon
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.
0.250in. ⁓1/4"
The shortest straight line between flats,perpendicular to the height.
0.188in. ⁓13/64"
The minimum and maximum pitch diameter limits of a nonstandard straight screw thread.
+0.22 to 0.25in.
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
28
The name assigned to the item by the government agency or commercial organization controlling the design of the item.
screw cap, socket head, self locking
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.
screw to be self locking; this locking element must be a non metallic patch in accordance with MIL-F-18240 except that prevailing and breakaway torquevalues listged in industrial fastener institute specification (f) -124 apply
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel
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.
zinc
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.
QQ-Z-325, type 2, class 1 fed spec single treatment response
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.
Unc
Steel
28
Flat chamfer
0.500 inches
Right-hand
3a
Schedule B number: 7318152000
Bolts and bolts and their nuts or washers exported in the same shipment
FSC 5305 ⁓ Screws
NSN 5305-01-613-3859 SCREW,CAP,SOCKET HEAD
unc thread series zinc surface treated screw to be self locking; this locking element must be a non metallic patch in accordance with mil-f-18240 except that prevailing screw cap, socket head, self locking 28 thread quantity per inch flat chamfer head style 0.500" thread length right-hand 3a thread class
- NIIN
- 016133859
- NIIN Date
- 11/06/12
- Schedule B
- 7318152000
- Name Code
- 16282
- FIIG
- A003B0
- DEMIL / ITAR
- Uncontrolled item (Code A)
- Hazmat
- No hazard information available from HMIRS.
- MSDS
- N/A
- Precious Metals
- No precious metals
- Enviromental
- N/A
- Electrostatic ESD & EMI
- No ESD or EMI sensitivity
Major End Users Countries and entities
- - Republic of Korea
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1545599-30 / Screw,cap,socket headWhat is the formal definition of this item?
An externally threaded fastener whose threaded portion is of one nominal diameter. the head has an internal socket or multiple spline for use with an inserted driver. a locking feature may be incorporated in the design of the head or threads. excludes items with bevel (conical) heads. see bolt, internal wrenching. excludes screw, shoulder; and screw, machine.
