91253A642

91253A642 Cap Socket Head Screw

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Datasheet. 91253A642 specification

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

Thread Length
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.

1.250in. and 1.813in. ⁓1-53/64"

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.

3.750in. ⁓3-3/4"

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

flat countersunk

Head Diameter
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.

0.781in.

Head Height
A measurement from the bottom to the top of the head,in distinction from depth.

0.234in. ⁓15/64"

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

hexagon

End Item Identification
The national stock number or the identification information of the end equipment for which the item is a part.

mrap caiman rws

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

0.375in. ⁓3/8"

Width Across Flats
The shortest straight line between flats,perpendicular to the height.

0.219in. ⁓7/32"

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

Countersink Angle
The included angle of the countersink.

82.0 degrees

Part Name Assigned By Controlling Agency
The name assigned to the item by the government agency or commercial organization controlling the design of the item.

BLACK-Oxide alloy steel flat head socket head cap screw

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.

class 10.9 zinc YELLOW-Chromate plated steel hex head cap screw

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

steel

Surface Treatment
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.

oxide

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 material is the cap socket head screw made of ?

Steel

What is the thread quantity per inch?

What is the head style?

Flat countersunk

What is the thread length?

1.250 inches minimum and 1.813 inches maximum

What is the thread direction?

Right-hand

What is the NSN for 91253A642?

5305-01-599-5086

How is this classified for shipping?

Schedule B number: 7318152000
nmfc 096640
Bolts and bolts and their nuts or washers exported in the same shipment

What's the federal classification of 91253A642?

FSC 5305 ⁓ Screws

NSN 5305-01-599-5086 SCREW,CAP,SOCKET HEAD

Used on mrap caiman rws. unc thread series oxide surface treated class 10.9 zinc yellow-chromate plated steel hex head cap screw black-oxide alloy steel flat head socket head cap screw 16 thread quantity per inch flat countersunk head style 1.250" thread length right-hand

NIIN: 015995086
NIIN Date: 09/30/11
Schedule B: 7318152000
Name Code: 16282
FIIG: A003B0
QUP
Historical Price: $19.98 PG
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

- Department of The Army
- U.s. Marine Corps

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Shipping Information

Special Handling: Other or no special handling required (sh)
LTL (less than a truck load rating): 70.0
LCL (less than a car load rating): Unknown
Special Cargo: No special type of cargo code applicable
Air Freight (Minimum cargo door size required): Shipment is not a consolidation and does not exceed 84 inches in any dimension.
Customs Requirement Classification: Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
Commodity (for shipments via water): Metal hardware
NMFC (national motor freight code): 096640 SCREWS, IRON OR STEEL
UFC (universal freight code): 50600

Similar by Design Other screws with similar characteristics

Nothing similar to this part number was found in our inventory

91253A642 / 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.