122126

122126 Cap Hexagon Head Screw

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Datasheet. 122126 specification

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

2a

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.

0.875in. ⁓7/8"

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.

0.875in. ⁓7/8"

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

hexagon

Head Height
A measurement from the bottom to the top of the head,in distinction from depth.

0.226in. and 0.243in. ⁓1/4"

Width Between Flats

0.551in. and 0.562in.

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

0.375in. ⁓3/8"

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

16

Minimum Tensile Strength
The maximum rated load in tension applied in a longitudinal direction,per unit of cross-sectional area,that the material can withstand without rupture.

69000 pounds per square inch

Hardness Rating
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.

100.0 rockwell b

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

steel

Surface Treatment
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 or zinc

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

Answers.

What class is the thread series?

Unc

What material is the cap hexagon head screw made of ?

Steel

What is the thread quantity per inch?

16

What is the head style?

Hexagon

What is the thread length?

0.875 inches maximum

What is the thread direction?

Right-hand

What is the thread class?

2a

What is the NSN for 122126?

5305-00-637-4037

How is this classified for shipping?

Schedule B number: 7318152000
Bolts and bolts and their nuts or washers exported in the same shipment

What's the federal classification of 122126?

FSC 5305 ⁓ Screws

NSN 5305-00-637-4037 SCREW,CAP,HEXAGON HEAD

unc thread series cadmium or zinc surface treated 16 thread quantity per inch hexagon head style 0.875" thread length right-hand 2a thread class

NIIN
006374037
NIIN Date
01/01/63
Schedule B
7318152000 
Name Code
18257
FIIG
A003B0
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

1. FF-S-85 Cage 81348
2. 82214S41-162PC30 Cage 80064
3. 82214S41-182PC21 Cage 80064
4. 82213S41-177PC25 Cage 80064
5. 82219S41-195PC41 Cage 80064
6. 82217S4105-43458 Cage 80064
7. 82218S41-192PC66 Cage 80064
8. 82218S41-264PC35 Cage 80064
9. 82219S41-158PC44 Cage 80064
10. 82219S41-176PC2 Cage 80064
11. PC449S41-0175PC2 Cage 80064
12. BB58S61-0809PC11 Cage 80064
13. YF257S41-011PC14 Cage 80064
14. YF257S41-033PC44 Cage 80064
15. YF257S41-070PC23 Cage 80064
16. YT154S41-0363PC3 Cage 80064
17. YT143S41-0110PC3 Cage 80064
18. YT143S41-0178PC2 Cage 80064
19. YT144S41-047PC25 Cage 80064
20. YT154S41-0424PC2 Cage 80064
21. CSA75 3-8X7-8 Cage 88080
22. ENA18PC44 Cage 88080
23. ENA30-1PC23 Cage 88080
24. FSBA19PC30 Cage 88080
25. FSBA28PC21 Cage 88080
26. GNA18PC44 Cage 88080
27. GNA27-1PC7 Cage 88080
28. GNBA18PC44 Cage 88080
29. GSBA26PC2 Cage 88080
30. GSBC17PC9 Cage 88080
31. MS35291-59 Cage 96906
32. G205802-32 Cage 64959
33. G205802-32 Cage 70408

Major End Users Countries and entities

  • - Bonneville Power Administration 
  • - Austria 
  • - Spain 
  • - Singapore 
  • - Australia 
  • - Germany 
  • - Republic of Korea 
  • - Greece 
  • - Turkey 

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Similar by Design Other screws with similar characteristics

Nothing similar to this part number was found in our inventory

122126 / Screw,cap,hexagon headWhat is the formal definition of this item?

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. the threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. the thread length being the controlled dimension, the grip length is not specified. a locking feature may be incorporated in the design of the head or threads. the head is not designed to be held or driven with an inserted driver or by the thumb and fingers. excludes bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.