231J

231J Shouldered Washer

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Datasheet. 231J specification

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

2.312in. ⁓2-5/16"

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

2.7495in. and 2.750in.

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.

2.969in.

Shoulder Height

0.312in.

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

0.188in.

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

32.0 microinches all surfaces

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

copper alloy

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-B-16541 gr a mil spec single material response

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

shouldered

Answers.

What quantity is this sold in?

1EA

What is the style?

Shouldered

What material is the shouldered washer made of ?

Copper alloy

What is the thickness?

0.188 inches

What is the outside diameter?

2.969 inches

What is the inside hole diameter?

2.312 inches

What is the NSN for 231J?

5310-00-883-6215

How is this classified for shipping?

Schedule B number: 7415210000
nmfc 194120
Copper washers including spring washers not threaded

What's the federal classification of 231J?

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 5310-00-883-6215 WASHER,SHOULDERED

shouldered 0.188" material thickness 2.969" outside diameter 2.312" hole diameter

NIIN
008836215
NIIN Date
01/01/62
Schedule B
7415210000 
Name Code
15934
FIIG
A022B0
Item Weight
0.400lbs
Item Dimensions
--
QUP
Historical Price
$263.68 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 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)
Metal hardware 
NMFC (national motor freight code)
194120 WASHERS/GASKETS/PCKG DVCS NOI 
UFC (universal freight code)
95100 

Similar by Design Other washers with similar characteristics

Nothing similar to this part number was found in our inventory

231J / Washer,shoulderedWhat is the formal definition of this item?

A washer, round in shape, and having a centrally located hole. one bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. the thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. for items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing sleeve; or spacer, sleeve. excludes insulator, washer and thrust type washers.