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Datasheet. T28745 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.
0.940in. ⁓61/64"
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.
2.560in. ⁓2-9/16"
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.
0.240in.
The length of a straight line which passes through the center of the shoulder and terminates at the circumference.
0.384in. and 0.389in. first shoulder
The length of a straight line which passes through the center of the shoulder and terminates at the circumference.
0.381in. and 0.382in.
The length of the enlarged portion of the shank on the item,in distinction from width or diameter.
0.160in. and 0.240in. first shoulder
The length of the enlarged portion of the shank on the item,in distinction from width or diameter.
0.760in. second shoulder
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"
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
24
The maximum rated load in tension applied in a longitudinal direction,per unit of cross-sectional area,that the material can withstand without rupture.
12700 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 and 38.0 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.
ribbed first shoulder
The physical configuration of the unthreaded portion of a body adjacent to the head which is larger than the diameter of the shank.
round second shoulder
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.
unthreaded portion below head 0.180 inch long. shank below second shoulder 0.340 inch min, 0.350 inch max dia; 0.480 inch long
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel comp 8637 or steel comp 8640
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
sae assn std all material responses
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
unf
Answers.
Unf
Steel comp 8637 or steel comp 8640
24
0.940 inches
Right-hand
3a
Schedule B number: 7318152000
nmfc 093486
Bolts and bolts and their nuts or washers exported in the same shipment
FSC 5306 ⁓ Bolts
NSN 5306-01-219-7163 BOLT,RIBBED SHOULDER
unf thread series unthreaded portion below head 0.180 inch long. shank below second shoulder 0.340 inch min, 0.350 inch max dia; 0.480 inch long 24 thread quantity per inch 0.940" thread length right-hand 3a thread class
- NIIN
- 012197163
- NIIN Date
- 11/01/85
- Schedule B
- 7318152000
- Name Code
- 16014
- FIIG
- A003B0
- Item Weight
- 0.000lbs
- Item Dimensions
- --
- QUP
- Historical Price
- $7.75 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)
- Rating variable
- 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)
- Bolts or nuts (iron or steel),(less than 35 feet)
- NMFC (national motor freight code)
- 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
- UFC (universal freight code)
- 48950
Similar by Design Other bolts with similar characteristics
Nothing similar to this part number was found in our inventory
T28745 / Bolt,ribbed shoulderWhat is the formal definition of this item?
An externally threaded fastener whose threaded portion is of one nominal diameter. it has a series of longitudinal ribs, splines or serrations on all or a part of the shoulder. the minor diameter of the ribs must be greater than the major diameter of the threads. see also bolt, ribbed neck.
