AS108-04-25

AS1080425 Close Tolerance Screw

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Datasheet. AS108-04-25 specification

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

3a

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

0.278in. and 0.329in. ⁓11/32"

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.

1.981in. and 2.001in. ⁓2-1/64"

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

0.126in. and 0.141in. ⁓9/64"

Width Between Flats

0.430in. and 0.439in.

Grip Diameter
The length of a straight line which passes through the center of the grip,and terminates at the circumference.

0.2485in. and 0.2495in.

Shank Unthreaded Hole Diameter
The length of a straight line which passes through the center of the shank unthreaded hole,and terminates at the inside circumference.

0.081in. first hole

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.

180000 pounds per square inch

Surface Finish
Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.

63.0 microinches bearing surface of head

Surface Finish
Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.

63.0 microinches grip

Special Features
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.

retaining balls in shank

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

steel comp 8740

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.

MIL-S-6049 mil spec single material response

Answers.

What quantity is this sold in?

1EA

What material is the close tolerance screw made of ?

Steel comp 8740

What is the thread length?

0.278 inches minimum and 0.329 inches maximum

What is the thread class?

3a

What is the NSN for AS108-04-25?

5305-00-151-8641

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 AS108-04-25?

FSC 5305 ⁓ Screws

NSN 5305-00-151-8641 SCREW,CLOSE TOLERANCE

retaining balls in shank 0.278" thread length 3a thread class

NIIN
001518641
NIIN Date
11/13/70
Schedule B
7318152000 
Name Code
29294
FIIG
A003B0
Item Weight
0.000lbs
Item Dimensions
--
QUP
Historical Price
$26.30 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

Other Part Numbers Parts with same form, fit, and function by other manufacturers

1. VP1119-4-25 Cage 92215
2. CA2630-0425 Cage 29372
3. GB511AE4-25 Cage 26512

Major End Users Countries and entities

  • - Department of The Navy 

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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)
Bolts or nuts (iron or steel),(less than 35 feet) 
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

AS108-04-25 / Screw,close toleranceWhat is the formal definition of this item?

A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. the nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. the head is designed to be held or driven with an inserted driver. it is not designed for rotation by the thumb and fingers. a locking feature may be incorporated in the design of the head or threads.