A51B21014-19

A51B2101419 Recessed Washer

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Datasheet. A51B21014-19 specification

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

0.510in. and 0.520in. ⁓17/32"

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.

0.720in. and 0.780in.

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

0.050in.

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

0.610in. and 0.620in.

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

0.050in.

Recess Angle

90.0 degrees

Part Name Assigned By Controlling Agency
The name assigned to the item by the government agency or commercial organization controlling the design of the item.

navy special project

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

steel comp 301

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-5059, comp 301, cond 1/4 hard mil spec single material response

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

recessed

Answers.

What quantity is this sold in?

1EA

What is the style?

Recessed

What material is the recessed washer made of ?

Steel comp 301

What is the thickness?

0.050 inches

What is the outside diameter?

0.720 inches minimum and 0.780 inches maximum

What is the inside hole diameter?

0.510 inches minimum and 0.520 inches maximum

What is the NSN for A51B21014-19?

5310-00-316-6062

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 A51B21014-19?

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 5310-00-316-6062 WASHER,RECESSED

recessed navy special project 0.050" material thickness 0.720" outside diameter 0.510" hole diameter

NIIN
003166062
NIIN Date
11/11/73
Schedule B
7318220000 
Name Code
15933
FIIG
A022B0
QUP
Historical Price
$35.80 EA
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
No precious metals
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

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

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)
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

A51B21014-19 / Washer,recessedWhat is the formal definition of this item?

A washer of any peripheral shape having a centrally located hole. both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. the thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. the maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. excludes washer, concave, retainer, packing, and thrust type washers. see also spacer, sleeve; and spacer, stepped.