310-0290-000

3100290000 Lock Washer
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Datasheet. 310-0290-000 specification

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

0.318in. and 0.328in. ⁓21/64"

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.

0.586in.

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

0.078in. and 0.088in.

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

35.0 rockwell c and 45.0 rockwell c or 45.0 rockwell c and 53.0 rockwell c

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

steel comp 302 and steel comp 420

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.

fed std 66, aisi 302 or sae 30302 fed std 1st material response and fed std 66, aisi 420 or sae 51420 fed std 2nd 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.

passivate

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-35 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

Nondefinitive Spec/std Data
The number,letter,or symbol that indicates the type,style,grade,class,and the like,of an item in a nonidentifying specification or standard.

2 style and c class

Answers.

What is the style?

Split helical-right hand

What material is the lock washer made of ?

Steel comp 302 and steel comp 420

What is the thickness?

0.078 inches minimum and 0.088 inches maximum

What is the outside diameter?

0.586 inches maximum

What is the inside hole diameter?

0.318 inches minimum and 0.328 inches maximum

What is the NSN for 310-0290-000?

5310-00-042-6759

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 310-0290-000?

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 5310-00-042-6759 WASHER,LOCK

split helical-right hand passivate surface treated 0.078" material thickness 0.586" outside diameter 0.318" hole diameter

NIIN
000426759
NIIN Date
01/01/63
Schedule B
7318210000 
Name Code
14218
FIIG
A022B0
QUP
 
Historical Price
$1.50 HD
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. 426759 Cage 7X677
2. 0164-12 Cage 02769
3. 310-0290-00 Cage 13499
4. 541834 Cage 18876
5. YA236-1002P11REV5 Cage 49956
6. YA236-1086P7 Cage 49956
7. MPD9576-46-2 Cage 91340
8. MPD9576-46A2 Cage 91340
9. 310-0290-00 Cage 95104
10. E4585-1-49 Cage 81336
11. 118-7 Cage 91340
12. D11076-3-25 Cage 91340
13. D118-7 Cage 91340
14. 12Z3018-68 Cage 94135
15. E4585-1-49 Cage 89074
16. MS35338-83 Cage 96906
17. 0164-12 Cage 56232
18. 426759 Cage 24617

Major End Users Countries and entities

  • - Austria 
  • - Brazil 
  • - Spain 
  • - Singapore 
  • - Australia 
  • - France 
  • - Republic of Korea 
  • - Italy 
  • - Greece 
  • - Turkey 

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Similar by Design Other washers with similar characteristics

Nothing similar to this part number was found in our inventory

310-0290-000 / Washer,lockWhat is the formal definition of this item?

A washer which is usually round with a centrally located hole. its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. it may be made of one or two pieces