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Datasheet. 91266A720 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.
1.749in. ⁓1-3/4"
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.
1.749in. ⁓1-3/4"
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
flat countersunk
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.
0.938in.
An element inserted into the fastener,or a design feature,that enables the fastener to effectively resist vibration and rotation.
SELF-Locking fastener
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.
hexagon
The national stock number or the identification information of the end equipment for which the item is a part.
2540-01-557-2713, armor kit, ebfl
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.
0.500in. ⁓1/2"
The shortest straight line between flats,perpendicular to the height.
0.312in. ⁓5/16"
Those features,not otherwise specified,which may be required for proper functioning of the item.
finished head
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
13
The maximum rated load in tension applied in a longitudinal direction,per unit of cross-sectional area,that the material can withstand without rupture.
145000 pounds per square inch
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.
39.0 rockwell c
The included angle of the countersink.
82.0 degrees
The name assigned to the item by the government agency or commercial organization controlling the design of the item.
SELF-Locking BLACK-Oxide ALL0Y steel flat socket head cap screw
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.
SELF-Locking method is nylon patch; temp range minus 65 deg to 250 deg f; specs met astm F835; full length including head is 2.000in.
A characteristic of light that can be specified in terms of luminance,dominant wavelength,and purity.
black
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.
black chemical finish
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
13
Flat countersunk
1.749 inches
Right-hand
3a
Schedule B number: 7318152000
nmfc 096640
Bolts and bolts and their nuts or washers exported in the same shipment
FSC 5305 ⁓ Screws
NSN 5305-01-589-5877 SCREW,CAP,SOCKET HEAD
Used on 2540-01-557-2713, armor kit, ebfl. unc thread series black chemical finish surface treated self-locking method is nylon patch; temp range minus 65 deg to 250 deg f; specs met astm F835; full length including head is 2.000" self-locking black-oxide ALL0y steel flat socket head cap screw 13 thread quantity per inch flat countersunk head style 1.749" thread length right-hand 3a thread class
- NIIN
- 015895877
- NIIN Date
- 10/31/10
- Schedule B
- 7318152000
- Name Code
- 16282
- FIIG
- A003B0
- QUP
- Historical Price
- $18.55 EA
- 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
- - U.s. Marine Corps
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- 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
91266A720 / 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.
