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Datasheet. LB83-4-12 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.
0.456in. ⁓15/32"
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.
1.206in. and 1.222in. ⁓1-15/64"
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.
0.486in. and 0.507in.
An element inserted into the fastener,or a design feature,that enables the fastener to effectively resist vibration and rotation.
detent ball head
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"
A measurement of the longest dimension of the grip,in distinction from width.
0.750in. and 0.766in.
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
28
The included angle of the countersink.
100.0 degrees
Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.
32.0 microinches
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.
furnished with paul and plunger
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel corrosion resisting spring or cobalt alloy springtitanium alloy uns R56400 fastener
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
ams 4928 assn std single material response fastener or ams 4967 assn std single material response fastener
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
unjf
Answers.
1EA
Unjf
Steel corrosion resisting spring or cobalt alloy springtitanium alloy uns r56400 fastener
28
0.750 inches minimum and 0.766 inches maximum
Flat countersunk
0.456 inches
Right-hand
3a
Schedule B number: 8108908000
nmfc 093486
Other wrought titanium
FSC 5306 ⁓ Bolts
NSN 5306-01-349-8865 BOLT,MACHINE
unjf thread series furnished with paul 28 thread quantity per inch 0.750" grip length flat countersunk head style 0.456" thread length right-hand 3a thread class
- NIIN
- 013498865
- NIIN Date
- 12/06/91
- Schedule B
- 8108908000
- Name Code
- 01847
- FIIG
- A003B0
- Item Weight
- 0.100lbs
- Item Dimensions
- --
- QUP
- 1
- Historical Price
- $764.15 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
Other Part Numbers Parts with same form, fit, and function by other manufacturers
| 1. | AS368-4-12 | Cage 84256 |
| 2. | SLB142-4-12 | Cage 16258 |
| 3. | 03A227-4-12 | Cage 1W025 |
| 4. | 03A227-4-12 | Cage 76823 |
Major End Users Countries and entities
- - Department of The Navy
- - Department of The Air Force
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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)
- Iron or steel, structural, (less than 35 feet)(see 825)
- 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
LB83-4-12 / Bolt,machineWhat is the formal definition of this item?
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. the threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. the head is not designed to be held or driven with an inserted driver or by the thumb and fingers. a locking feature may be incorporated in the design of the head or threads. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. for items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. see also screw, cap, hexagon head and screw, machine.
