ASME B18.6.3

ASMEB1863 Machine Screw

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Datasheet. ASME B18.6.3 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.

0.625in. ⁓5/8"

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.

0.625in. ⁓5/8"

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

pan

Head Diameter
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.

0.357in. and 0.373in.

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

0.122in. and 0.133in. ⁓9/64"

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

cross recess type 1

End Item Identification
The national stock number or the identification information of the end equipment for which the item is a part.

mrap M-Atv socom

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

0.190in. (UTS #10)

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

24

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.

60000 pounds per square inch

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

steel

Screw Surface Treatment
The metallic,nonmetallic,and/or chemical properties with which the screw is plated,dipped and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.

zinc

Screw Surface Treatment Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material of the screw.

ASTMB633 assn std single treatment response

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 type of screw surface treatment?

Zinc

What is the thread quantity per inch?

24

What is the head style?

Pan

What is the thread length?

0.625 inches minimum

What is the thread direction?

Right-hand

What is the thread class?

2a

What is the NSN for ASME B18.6.3?

5305-00-984-6211

How is this classified for shipping?

Schedule B number: 7318152000
nmfc 093486
Bolts and bolts and their nuts or washers exported in the same shipment

What's the federal classification of ASME B18.6.3?

FSC 5305 ⁓ Screws

NSN 5305-00-984-6211 SCREW,MACHINE

Used on mrap m-atv socom. unc thread series zinc screw surface treated 24 thread quantity per inch pan head style 0.625" thread length right-hand 2a thread class

NIIN
009846211
NIIN Date
01/01/62
Schedule B
7318152000 
Name Code
06657
FIIG
A500D0
QUP
 
Historical Price
$7.93 HD
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. 509186 Cage 01014
2. 7-111-100510 Cage 12361
3. 62005 Cage 90598
4. 0708615 Cage S3002
5. 1503670 Cage 45152
6. 740299-360 Cage 56232
7. 303856 Cage H0G87
8. MS35206-264Z Cage 80205
9. FF-S-92 TY3ST9C Cage 80244
10. FF-S-92 Cage 81348
11. B18.6.3 Cage 80204
12. MS35206-264 Cage 80205
13. 4177200-117 Cage 05869
14. 6614929 Cage S3421
15. 4177205-35 Cage 05869
16. 4177205-35 Cage 82577
17. MS35206-264 Cage 96906
18. MS5206 Cage 96906
19. MS35206-264Z Cage 96906
20. 10335701 Cage A486G
21. 5305PL0726479 Cage 9009H
22. 5305009846211 Cage SCY13
23. NASM35206 Cage 00756
24. 1503670 Cage 75Q65
25. 62005 Cage 5RQL2
26. MS35206-264Z Cage 3S2P2
27. NASM35206 Cage 80205

Major End Users Countries and entities

  • - Department of The Army 
  • - National Aeronautics And Space Administration 
  • - National Aeronautics And Space Administration 
  • - U.s. Postal Service - Procurement And Supplies Department 
  • - Department of The Navy 
  • - U.s. Marine Corps 
  • - Department of The Air Force 
  • - U.s. Coast Guard 
  • - General Services Administration 
  • - Austria 
  • - Finland 
  • - Lithuania 
  • - Poland 
  • - Romania 
  • - Brazil 
  • - Spain 
  • - Singapore 
  • - Kuwait 
  • - Morocco 
  • - Malaysia 
  • - Thailand 
  • - Australia 
  • - Belgium 
  • - Canada 
  • - New Zealand 
  • - France 
  • - Germany 
  • - Republic of Korea 
  • - United Kingdom 
  • - Philippines 
  • - Netherlands 
  • - Portugal 
  • - Italy 
  • - Denmark 
  • - Norway 
  • - Greece 
  • - Turkey 
  • - Nato Maintenance And Supply Agency 

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Shipping Information

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)
Metal hardware 
NMFC (national motor freight code)
093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3) 
UFC (universal freight code)
48950 

Similar by Design Other screws with similar characteristics

Nothing similar to this part number was found in our inventory

ASME B18.6.3 / Screw,machineWhat is the formal definition of this item?

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). no. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. a locking feature may be incorporated in the design of the head or threads. excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. see also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.