503331

503331 Self-locking Hexagon Nut
Home » Catalog » Nuts & Washers (p. 3187) » Self-locking Hexagon Nuts (p. 167) » Part Number 503331

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Datasheet. 503331 specification

Thread Class
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

3b

Thread Direction
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.

RIGHT-Hand

Locking Feature
An element inserted into the fastener,or a design feature,that enables the fastener to effectively resist vibration and rotation.

prevailing torque with nonmetallic insert

Nut Height

0.750in. ⁓3/4"

Width Across Flats
The shortest straight line between flats,perpendicular to the height.

0.938in. ⁓61/64"

Thread Series
A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.

unf

Thread Quantity Per Inch
The number of threads on the item per linear inch measured on a line parallel to the thread axis.

18

Nominal Thread Size
A designation that is used for the purpose of general identification of the thread.

0.625in. ⁓5/8"

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.

QQ-S-633-Canc fed spec 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 or zinc

Answers.

What material is the self-locking hexagon nut made of ?

Steel

What is the thread quantity per inch?

18

What is the thread direction?

Right-hand

What is the thread class?

3b

What is the NSN for 503331?

5310-00-050-3331

How is this classified for shipping?

Schedule B number: 7318160000
Nuts of iron or steel

What's the federal classification of 503331?

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 5310-00-050-3331 NUT,SELF-LOCKING,HEXAGON

cadmium or zinc surface treated 18 thread quantity per inch right-hand 3b thread class

NIIN
000503331
NIIN Date
01/01/63
Schedule B
7318160000 
Name Code
05277
FIIG
A021A0
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. 104993 Cage 61465
2. 21AX360 Cage 76040
3. 7059681 Cage 19207
4. 7409392 Cage 19207
5. 7968447 Cage 19207
6. 60402S7S8A2 Cage 57526
7. 360402S7 Cage 57526
8. 360402S7A1 Cage 57526
9. 360402S7A2 Cage 57526
10. 360402S7S8A Cage 57526
11. 360402S7S8A2 Cage 57526
12. 360402S8A1 Cage 57526
13. 25095352 Cage Z4117
14. 50331 Cage 56442
15. N3311BQ Cage 56442
16. 911882X14U Cage 58275
17. MT66 Cage 26051
18. 360402S7 Cage 23040
19. 360402S7A1 Cage 23040
20. 360402S7A2 Cage 23040
21. 360402S7S8A Cage 23040
22. 360402S7S8A2 Cage 23040
23. 360402S8A1 Cage 23040
24. 60402S7S8A2 Cage 23040
25. 21AX360 Cage Z4117

Major End Users Countries and entities

  • - Austria 
  • - Spain 
  • - Australia 
  • - Portugal 
  • - Denmark 
  • - Greece 
  • - Turkey 

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Similar by Design Other nuts with similar characteristics

Nothing similar to this part number was found in our inventory

503331 / Nut,self-locking,hexagonWhat is the formal definition of this item?

A nut having a flat bottom and 6 sides. an integral feature is incorporated for locking on the threads of a mating member. excludes nut (1), self-locking, cap.