BACW10EC18S

BACW10EC18S Spring Tension Washer

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Datasheet. BACW10EC18S specification

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

1.129in. and 1.144in. ⁓1-5/32"

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.

1.838in.

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

0.328in.

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

38.0 rockwell c and 46.0 rockwell c

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

steel

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.

astm A29 assn std single 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.

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.

QQ-P-416, type ii, class 2 fed spec single treatment response

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

split HELICAL-Right hand

Answers.

What is the style?

Split helical-right hand

What material is the spring tension washer made of ?

Steel

What is the thickness?

0.328 inches minimum

What is the outside diameter?

1.838 inches maximum

What is the inside hole diameter?

1.129 inches minimum and 1.144 inches maximum

What is the NSN for BACW10EC18S?

5310-01-620-1255

How is this classified for shipping?

Schedule B number: 7318210000
Spring washers and other lock washers, iron or steel

What's the federal classification of BACW10EC18S?

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 5310-01-620-1255 WASHER,SPRING TENSION

split helical-right hand cadmium surface treated 0.328" material thickness 1.838" outside diameter 1.129" hole diameter

NIIN
016201255
NIIN Date
07/03/13
Schedule B
7318210000 
Name Code
15938
FIIG
A022B0
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

Major End Users Countries and entities

  • - Australia 

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Similar by Design Other washers with similar characteristics

Nothing similar to this part number was found in our inventory

BACW10EC18S / Washer,spring tensionWhat is the formal definition of this item?

A bent spring metal washer with a centrally located hole. it is designed to exert pressure axially when assembled in place.