4M64-1

4M641 Spring Tension Washer
Home » Catalog » Nuts & Washers (p. 2249) » Spring Tension Washers (p. 68) » Part Number 4M64-1

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Datasheet. 4M64-1 specification

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

0.314in. and 0.320in. ⁓21/64"

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.

0.620in. and 0.630in.

Overall Height
The distance measured in a straight line from the bottom to the top of an item.

0.088in. and 0.108in.

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

0.022in.

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

steel comp 1065

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.

aisi assn std single material response or sae assn std 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 and chromate

Answers.

What quantity is this sold in?

1EA

What material is the spring tension washer made of ?

Steel comp 1065

What is the thickness?

0.022 inches

What is the outside diameter?

0.620 inches minimum and 0.630 inches maximum

What is the inside hole diameter?

0.314 inches minimum and 0.320 inches maximum

What is the NSN for 4M64-1?

5310-00-905-2850

How is this classified for shipping?

Schedule B number: 7318210000
nmfc 194160
Spring washers and other lock washers, iron or steel

What's the federal classification of 4M64-1?

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 5310-00-905-2850 WASHER,SPRING TENSION

cadmium surface treated 0.022" material thickness 0.620" outside diameter 0.314" hole diameter

NIIN
009052850
NIIN Date
06/22/66
Schedule B
7318210000 
Name Code
15938
FIIG
A022B0
Item Weight
0.100lbs
Item Dimensions
--
QUP
1 
Historical Price
$0.35 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. 5804-292-2 Cage 86928
2. 3502-18-07-0543DG Cage 78189
3. 3502-18-36-0543DG Cage 78189

Major End Users Countries and entities

  • - Department of The Navy 
  • - Department of The Air Force 
  • - Republic of Korea 

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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

4M64-1 / Washer,spring tensionWhat is the formal definition of this item?

A bent spring metal washer with a centrally located hole. it is designed to exert pressure axially when assembled in place.