K29913-3S

K299133S Concave Washer

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Quality Commitment

Serving our customers with quality and safety first.

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Datasheet. K29913-3S specification

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

0.295in. and 0.305in. ⁓5/16"

Radius
The distance from the centerline to the axis of the item.

0.360in. and 0.390in.

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.

0.455in. and 0.465in.

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

0.455in. and 0.465in.

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

0.065in.

Hardness Rating
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.

52.0 rockwell c and 56.0 rockwell c

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

32.0 microinches top

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.

color black

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

steel comp H11 or steel comp 8740 or steel comp 4130

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.

ams 6487 assn std 1st material response or MIL-S-6049 mil spec 2nd material response or MIL-S-6758 mil spec 3rd material response or MIL-S-18729 mil spec 3rd 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.

nickel and 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.

ams 2416 assn std 1st treatment response and ams 2416 assn std 2nd treatment response

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

concave

Specification/standard Data
The document designator of the specification or standard which established the item of supply.

81205-BACW10Ca manufacturers standard

Answers.

What is the style?

Concave

What material is the concave washer made of ?

Steel comp h11 or steel comp 8740 or steel comp 4130

What is the thickness?

0.065 inches

What is the outside diameter?

0.455 inches minimum and 0.465 inches maximum

What is the inside hole diameter?

0.295 inches minimum and 0.305 inches maximum

What is the NSN for K29913-3S?

5310-00-230-7066

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 K29913-3S?

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 5310-00-230-7066 WASHER,CONCAVE

concave nickel surface treated color black 0.065" material thickness 0.455" outside diameter 0.295" hole diameter

NIIN
002307066
NIIN Date
05/23/73
Schedule B
7318220000 
Name Code
15930
FIIG
A022B0
Item Weight
0.000lbs
Item Dimensions
--
QUP
 
Historical Price
$3.30 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. 942006-3 Cage 60119
2. BACW10CA3CCS Cage 80539
3. BACW10CA3CCS Cage 81205
4. 70189-3S Cage 56878

Major End Users Countries and entities

  • - Department of The Army 
  • - Department of The Navy 
  • - Department of The Air Force 
  • - New Zealand 
  • - 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)
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

K29913-3S / Washer,concaveWhat is the formal definition of this item?

A washer which is round with a centrally located hole. one bearing surface is smooth, flat, and unbroken, the other bearing surface is smooth, unbroken, and is recessed to form a curved or spherical contour. see also washer (1), convex. excludes washer (1), recessed and bearing, washer, thrust.