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Datasheet. 91259A576 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.
0.438in. ⁓29/64"
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.
0.808in. and 0.818in. ⁓53/64"
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
flat fillister
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.
0.438in.
A measurement from the bottom to the top of the head,in distinction from depth.
0.219in. ⁓7/32"
The length of a straight line which passes through the center of the shoulder and terminates at the circumference.
0.309in. and 0.313in.
The length of the enlarged portion of the shank on the item,in distinction from width or diameter.
0.370in. and 0.380in.
The minimum load,applied perpendicularly to the longitudinal axis of an item,at which point the item will fracture when subjected to the standard single shear test method.
84000 pounds per square inch
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.
5410-01-559-8738 cover, cargo bed, vehicular
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.
0.156in. ⁓5/32"
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
20
The maximum rated load in tension applied in a longitudinal direction,per unit of cross-sectional area,that the material can withstand without rupture.
140000 pounds per square inch
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.
32.0 rockwell c
The physical configuration of the unthreaded portion of a body adjacent to the head which is larger than the diameter of the shank.
round
The name assigned to the item by the government agency or commercial organization controlling the design of the item.
shoulder screw
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel
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
20
Flat fillister
0.438 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 5305-01-597-3338 SCREW,SHOULDER
Used on 5410-01-559-8738 cover, cargo bed, vehicular. unc thread series shoulder screw 20 thread quantity per inch flat fillister head style 0.438" thread length right-hand 3a thread class
- NIIN
- 015973338
- NIIN Date
- 06/07/11
- Schedule B
- 7318152000
- Name Code
- 22846
- FIIG
- A003B0
- QUP
- Historical Price
- $3.73 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
- - Department of The Army
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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
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Nothing similar to this part number was found in our inventory
91259A576 / Screw,shoulderWhat 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. it has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. the head is designed to be driven with either a wrench or an inserted driver or both in sizes below no. 10 (0.190 in.) (5 mm) nominal diameter. no. 10 (0.190 in.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. a locking feature may be incorporated in the design of the head or threads. for items which are both shouldered and have an externally relieved body, use screw, externally relieved body. for items with a no. 10 (0.190 in.) (5 mm) or larger thread diameter without an inserted driver head, use bolt, shoulder. excludes bolt, internal wrenching and screw, cap, socket head.
