MB4

MB4 Key Washer

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Datasheet. MB4 specification

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

18.5 mm

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.

26.0 mm

External Prebent Key Width

4.0 mm

Internal Prebent Key Width

4.0 mm

Overall Distance Including Keys

36.0 mm

External Key Quantity

19

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

1.0 mm

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

key

Answers.

What is the style?

Key

What is the thickness?

1.0 millimeters

What is the outside diameter?

26.0 millimeters

What is the inside hole diameter?

18.5 millimeters

What is the NSN for MB4?

5310-01-033-1609

What's the federal classification of MB4?

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 5310-01-033-1609 WASHER,KEY

key 1.0mm material thickness 26.0mm outside diameter 18.5mm hole diameter

NIIN
010331609
NIIN Date
12/31/76
Schedule B
 
Name Code
01869
FIIG
A022B0
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. PMS19070-001-03 Cage 18876

Major End Users Countries and entities

  • - Spain 
  • - Singapore 
  • - Canada 
  • - Republic of Korea 
  • - Italy 

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Similar by Design Other washers with similar characteristics

Nothing similar to this part number was found in our inventory

MB4 / Washer,keyWhat is the formal definition of this item?

A washer of nonresilient material usually having two parallel bearing surfaces. the outside and/or inside edges have one or more protuberances. the ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. the keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. excludes thrust type washer.