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Datasheet. 421668 specification
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
3a nut thread
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
3a stud thread
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 nut thread
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 stud thread
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
0.480in. nut thread ⁓31/64"
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
0.480in. stud thread ⁓31/64"
The length of the enlarged portion/s/ located on the shank of the item.
0.700in.
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
1.030in. ⁓1-1/32"
The distance,measured along a straight line parallel to the longitudinal axis,from the center of the cotter pin hole to the nut end of the item.
0.120in. first hole
The length of a straight line which passes through the center of the cotter pin hole,and terminates at the circumference.
0.080in. first hole
The distance across the flats.
0.616in. and 0.627in.
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
24 stud thread
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
28 nut thread
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.
26.0 rockwell c and 32.0 rockwell c
A designation that is used for the purpose of general identification of the thread.
0.250in. nut thread ⁓1/4"
A designation that is used for the purpose of general identification of the thread.
0.375in. stud thread ⁓3/8"
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel comp 8740
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
ams 6322 assn std single material response
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.
cadmium
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
shouldered and stepped
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 nut thread
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 stud thread
Answers.
1EA
Unf stud thread
Unf nut thread
Shouldered and stepped
Steel comp 8740
28 nut thread
24 stud thread
0.480 inches maximum stud thread
0.480 inches maximum nut thread
Right-hand stud thread
Right-hand nut thread
3a stud thread
3a nut thread
FSC 5307 ⁓ Studs
NSN 5307-00-604-5449 STUD,SHOULDERED AND STEPPED
unf stud thread thread series shouldered cadmium surface treated 28 nut thread thread quantity per inch 1.030" overall length 0.480" stud thread thread length right-hand stud thread 3a stud thread thread class
- NIIN
- 006045449
- NIIN Date
- 01/01/63
- Schedule B
- Name Code
- 15944
- FIIG
- A051A0
- Item Weight
- 0.100lbs
- Item Dimensions
- --
- QUP
- 1
- Historical Price
- $19.18 EA
- DEMIL / ITAR
- Uncontrolled item (Code A)
- Hazmat
- No hazard information available from HMIRS.
- MSDS
- N/A
- Precious Metals
- Metal content unknown
- Enviromental
- N/A
- Electrostatic ESD & EMI
- No ESD or EMI sensitivity
Other Part Numbers Parts with same form, fit, and function by other manufacturers
Major End Users Countries and entities
- - Department of The Air Force
- - Poland
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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 studs with similar characteristics
Nothing similar to this part number was found in our inventory
421668 / Stud,shouldered and steppedWhat is the formal definition of this item?
A headless fastener not exceeding 12 inches (304.8 mm) in length, threaded externally on both ends, on which the nominal diameter of one threaded section is greater than the other. all or part of the unthreaded section is greater than the maximum major diameter of the largest threaded section. it may be thread relieved. excludes items with tapered threads. see also stud, locked in.
