1655549

1655549 Key Washer

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Datasheet. 1655549 specification

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

0.187in. and 0.192in. ⁓13/64"

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.

0.345in. and 0.355in.

External Straight Key Width

0.094in.

External Prebent Key Width

0.094in.

Overall Distance Including Keys

0.421in.

External Key Quantity

8

Heat Treatment
A combination of timed heating and cooling operations applied for the purpose of annealing or hardening the item.

F-As fabricated

Reference Number Differentiating Characteristics
A feature of the item of supply which must be specifically recorded when the reference number covers a range of items.

selected and tested for navigational systems

Answers.

What is the outside diameter?

0.345 inches minimum and 0.355 inches maximum

What is the inside hole diameter?

0.187 inches minimum and 0.192 inches maximum

What is the NSN for 1655549?

5310-00-889-1872

What's the federal classification of 1655549?

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 5310-00-889-1872 WASHER,KEY

0.345" outside diameter 0.187" hole diameter

NIIN
008891872
NIIN Date
01/01/63
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
--
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

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Similar by Design Other washers with similar characteristics

Nothing similar to this part number was found in our inventory

1655549 / 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.