128A4109

128A4109 Split Washer

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Datasheet. 128A4109 specification

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

3.820in. ⁓3-53/64"

Outside Diameter
The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.

4.000in.

Distance Across Split Opening

0.030in. and 0.060in.

Material Thickness
A measurement of the smallest dimension of the material,in distinction from length or width.

0.560in. and 0.565in.

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

steel

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-18729, cond n mil spec single material response

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

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, cl 2, ty 2 fed spec 1st treatment response

Style Designator
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.

split

Answers.

What quantity is this sold in?

1EA

What is the style?

Split

What material is the split washer made of ?

Steel

What is the thickness?

0.560 inches minimum and 0.565 inches maximum

What is the outside diameter?

4.000 inches

What is the inside hole diameter?

3.820 inches

What is the NSN for 128A4109?

5310-00-787-9098

How is this classified for shipping?

Schedule B number: 7318220000
nmfc 194160
Washers other than lock washers, iron or steel

What's the federal classification of 128A4109?

FSC 5310 ⁓ Nuts and washers

Note-nuts and washers, including specially designed, are to be classified in this fsc. a. nuts are a small metal block made in a variety of shapes such as square and hexagonal which is drilled and internally threaded. b. washers are a perforated piece of metal, leather, or other materials of various shapes or forms. they are used primarily as a seat for a bolt, nut, screw, rivet or nail to distribute pressure and prevent endwise motion over an area and/or to prevent movement between two parts by means of restraining features created by the shape of its edges.

Excluding bearing thrust washers (fsc 3120); shims (fsc 5365); ring spacers (fsc 5365); plate spacers (fsc 5365); lock rings (fsc 5365).

NSN 5310-00-787-9098 WASHER,SPLIT

split cadmium surface treated 0.560" material thickness 4.000" outside diameter 3.820" hole diameter

NIIN
007879098
NIIN Date
01/01/62
Schedule B
7318220000 
Name Code
15937
FIIG
A022B0
Item Weight
0.300lbs
Item Dimensions
--
QUP
Historical Price
$413.53 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

Major End Users Countries and entities

  • - Department of The Air Force 
  • - Department of The Navy 
  • - Poland 
  • - Brazil 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
50.0 
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)
194160 WASHER OR GASKETS, IRON OR STEEL, 
UFC (universal freight code)
55210 

Similar by Design Other washers with similar characteristics

Nothing similar to this part number was found in our inventory

128A4109 / Washer,splitWhat is the formal definition of this item?

A washer, round in shape, and having a centrally located hole. its two flat parallel bearing surfaces are divided or cut along the radius, leaving a cleft, fissure, or cutaway portion across the rim whch extends from the outer circumference to the washer hole but which is never as large as the washer hole diameter. excludes washer (1), lock.