5/16-18UNC X .3 75LG

51618UNCX375LG Setscrew

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Datasheet. 5/16-18UNC X .3 75LG specification

Thread Class
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

3a

Thread Direction
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

Thread Length
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.

0.375in. ⁓3/8"

Fastener Length
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.

0.375in. ⁓3/8"

Head Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.

headless (setscrew)

Point Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the point.

half dog

Internal Drive Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.

hexagon

Nominal Thread Diameter
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.

0.312in. ⁓5/16"

Width Across Flats
The shortest straight line between flats,perpendicular to the height.

0.156in. ⁓5/32"

Thread Quantity Per Inch
The number of threads on the item per linear inch measured on a line parallel to the thread axis.

18

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

nickel alloy 400 or nickel alloy R-405

Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.

QQ-N-281 fed spec all material responses

Thread Series Designator
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

Nondefinitive Spec/std Data
The number,letter,or symbol that indicates the type,style,grade,class,and the like,of an item in a nonidentifying specification or standard.

1 type and 6 style

Departure From Cited Designator
The variation when the item is in conformity with a type designator covered by a specification or standard,except in regard to one or more technical differentiating characteristics.

as modified by material

Answers.

What class is the thread series?

Unc

What material is the setscrew made of ?

Nickel alloy 400 or nickel alloy r-405

What is the thread quantity per inch?

18

What is the head style?

Headless (setscrew)

What is the thread length?

0.375 inches maximum

What is the thread direction?

Right-hand

What is the thread class?

3a

What is the NSN for 5/16-18UNC X .3 75LG?

5305-00-206-4674

How is this classified for shipping?

Schedule B number: 7508900000
nmfc 139820
Other articles of nickel (excluding cloth, grill & netting of nickel wire)

What's the federal classification of 5/16-18UNC X .3 75LG?

FSC 5305 ⁓ Screws

NSN 5305-00-206-4674 SETSCREW

unc thread series 18 thread quantity per inch headless (setscrew) head style 0.375" thread length right-hand 3a thread class

NIIN
002064674
NIIN Date
01/01/63
Schedule B
7508900000 
Name Code
06672
FIIG
A003B0
Item Weight
0.100lbs
Item Dimensions
--
QUP
 
Historical Price
$4.68 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

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5. FFS103TYPE3STYLE6 Cage 81348
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7. 5100S4700-470114PC17 Cage 80064
8. 5100S4700-842387ALT1PC16 Cage 80064
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10. DD445S4601-241ALT6PC57 Cage 80064
11. S4700H3103697REV3PC9-1 Cage 80064
12. CA122S4601-309345ALT6PC57 Cage 80064
13. CA122S4601-309346ALT6PC57 Cage 80064
14. CVL48S4600-478835ALT5PC57 Cage 80064
15. CA6351PC57 Cage 83130
16. SL6671-17 Cage 93232
17. 48-4-0041PC18 Cage 93232
18. 48-4-0043PC18 Cage 93232
19. 123-4403552 PIECE 36 Cage 43689
20. 500-800-1 Cage 93236
21. 500-800-1 Cage 93232
22. 48-4-0041PC18 Cage 0UBG9
23. 48-4-0043PC18 Cage 0UBG9
24. SL6671-17 Cage 0UBG9

Major End Users Countries and entities

  • - Department of The Navy 
  • - Spain 
  • - Belgium 
  • - Italy 
  • - Greece 
  • - Turkey 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
85.0 
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)
139820 NICKEL BOLTS/NAILS/NUTS/RIVETS ETC 
UFC (universal freight code)
70220 

Similar by Design Other setscrews with similar characteristics

Nothing similar to this part number was found in our inventory

5/16-18UNC X .3 75LG / SetscrewWhat is the formal definition of this item?

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. a locking feature may be incorporated in the design of the head or threads.