418300-253

418300253 Machine Screw

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Datasheet. 418300-253 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.

0.438in. and 0.500in. ⁓1/2"

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.

0.500in. ⁓1/2"

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

flat countersunk

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

0.285in. and 0.332in.

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

cross recess type 1

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

0.164in. (UTS #8)

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

32

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.

80000 pounds per square inch

Countersink Angle
The included angle of the countersink.

99.0 degrees and 101.0 degrees

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

steel comp 302 or steel comp 303 or steel comp 304

Screw 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 screw material.

66 fed std all material responses

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.

passivate

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.

When was the most recent contract awarded?

On 07/01/2010 under contract SPM5AC10M0582 for qty 500

What quantity is this sold in?

1HD

What class is the thread series?

Unc

What type of screw surface treatment?

Passivate

What is the thread quantity per inch?

32

What is the head style?

Flat countersunk

What is the thread length?

0.438 inches minimum and 0.500 inches maximum

What is the thread direction?

Right-hand

What is the thread class?

2a

What is the NSN for 418300-253?

5305-00-079-5835

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 418300-253?

FSC 5305 ⁓ Screws

NSN 5305-00-079-5835 SCREW,MACHINE

unc thread series passivate screw surface treated 32 thread quantity per inch flat countersunk head style 0.438" thread length right-hand 2a thread class

NIIN
000795835
NIIN Date
01/01/63
Schedule B
7318152000 
Name Code
06657
FIIG
A500D0
Item Weight
0.300lbs
Item Dimensions
--
QUP
Historical Price
$15.33 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. 946531-3050 Cage D9182
2. AN507C832R8 Cage D9182
3. GA3138-034 Cage D9182
4. MS24693C-50 Cage D9182
5. 401-6357200-68 Cage 80064
6. 77846 Cage 23386
7. 342-1350-360 Cage 13499
8. 112-2055-036 Cage 94756
9. 342-1350-360 Cage 95105
10. E25620 Cage D1379
11. 112-1055-034 Cage 94756
12. 23-01443-050 Cage K0268
13. 7903133-33 Cage 03956
14. 5-4-1605-8-21 Cage 81337
15. MS24693-C50 Cage 80205
16. 7903133-33 Cage 90536
17. 946531-3050 Cage 06481
18. MS24693-C50 Cage 96906
19. 10124962 Cage A486G
20. 5305000795835 Cage A00AM
21. MS24693-C50 Cage 98255
22. 933.71.61.041 Cage S4080

Major End Users Countries and entities

  • - National Aeronautics And Space Administration 
  • - Department of The Navy 
  • - Department of The Army 
  • - Department of The Air Force 
  • - National Security Agency 
  • - U.s. Marine Corps 
  • - Federal Aviation Administration 
  • - U.s. Coast Guard 
  • - National Weather Service 
  • - Austria 
  • - Finland 
  • - Lithuania 
  • - Slovenia 
  • - Poland 
  • - Romania 
  • - Slovakia 
  • - Bulgaria 
  • - Brazil 
  • - Spain 
  • - Israel 
  • - Singapore 
  • - Morocco 
  • - Saudi Arabia 
  • - Malaysia 
  • - Australia 
  • - Belgium 
  • - Canada 
  • - New Zealand 
  • - France 
  • - Germany 
  • - Republic of Korea 
  • - United Kingdom 
  • - 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

418300-253 / 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.