MS21318-29

MS2131829 Drive Screw

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Datasheet. MS21318-29 specification

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.

0.359in. and 0.391in. ⁓13/32"

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

round

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

0.240in. and 0.260in.

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

0.091in. and 0.103in. ⁓7/64"

Pilot Diameter
The length of a straight line which passes through the center of that portion used to guide the item and terminates at the circumference.

0.112in. and 0.116in.

Pilot Length
The length of the pilot,which is the unthreaded portion beyond the thread used to guide the item.

0.062in.

Features Provided
Those features,not otherwise specified,which may be required for proper functioning of the item.

casehardened

Nonmachine Thread Style
The style designation indicating the configuration that most nearly corresponds to the appearance of a nonmachine thread.

drive screw (type u)

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

0.138in.

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 and chromate

Special Test Features
Test conditions and ratings,or environmental and performance requirements that are different,more critical,or more specific than those specified in a governing test data document.

special quality control testing

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.

QQ-P-416 ty 2 cl 3 fed spec all treatment responses

Test Data Document
The specification,standard,drawing,or similar instrument that specifies environmental and performance requirements or test conditions under which an item is tested and establishes acceptable limits within which the item must conform identified by an alphabetic and/or numeric reference number. includes the commercial and government entity (cage) code of the entity controlling the instrument.

81349-MIL-P-23199 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.) .

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.

u type

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.

material must conform to ships parts control center special quality control provisions

Answers.

What quantity is this sold in?

1HD

What material is the drive screw made of ?

Steel

What is the head style?

Round

What is the NSN for MS21318-29?

5305-00-006-4743

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 MS21318-29?

FSC 5305 ⁓ Screws

NSN 5305-00-006-4743 SCREW,DRIVE

cadmium surface treated round head style

NIIN
000064743
NIIN Date
06/23/72
Schedule B
7318152000 
Name Code
15896
FIIG
A003B0
Item Weight
0.200lbs
Item Dimensions
--
QUP
Historical Price
$3.45 HD
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. FFS107 Cage 81348

Major End Users Countries and entities

  • - Spain 
  • - Malaysia 
  • - United Kingdom 
  • - Turkey 

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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

MS21318-29 / Screw,driveWhat is the formal definition of this item?

A hardened cylindrical fastener with multiple spiral flutes on its shank. it also has an end smaller in diameter than the outside diameter of the spiral flutes, which acts as a pilot when driven into a drilled hole.