M425

M425 Plain Hexagon Nut

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Quality Commitment

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AS9120 Certified by SAI Global

Datasheet. M425 specification

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

2b

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

Nut Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.

hexagon

Nut Height

0.427in. and 0.448in. ⁓29/64"

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

0.736in. and 0.750in. ⁓3/4"

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

unc

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

13

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

0.500in. ⁓1/2"

Bearing Surface Type
Indicates the type of bearing surface.

chamfered or washer faced

Special Features
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.

matl steel sae uns K05802-B

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 A563, grade b assn std single material response or sae J995, grade 2 assn std single material response

Specification/standard Data
The document designator of the specification or standard which established the item of supply.

81348-FF-N-836 government specification and 80204-ansi B18.2.2 professional/industrial association standard and 96906-MS35690/canceled/ government standard

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 type and 4 style and 3 table and 1/2in. size

Departure From Cited Document
The technical differentiating characteristic/s/ of an item of supply which depart/s/ from the text of a specification or a standard in that it represents a selection of characteristics stated in the specification or standard as being optional,or a variation from one or more of the stated characteristics,or an additional characteristic not stated in the specification or standard.

FF-N-836, paragraph 3.6 uncoated plain fin.

Answers.

What material is the plain hexagon nut made of ?

Steel

What is the thread quantity per inch?

13

What is the thread direction?

Right-hand

What is the thread class?

2b

What is the NSN for M425?

5310-00-010-2637

How is this classified for shipping?

Schedule B number: 7318160000
nmfc 093486
Nuts of iron or steel

What's the federal classification of M425?

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 5310-00-010-2637 NUT,PLAIN,HEXAGON

matl steel sae uns K05802-b 13 thread quantity per inch right-hand 2b thread class

NIIN
000102637
NIIN Date
01/01/63
Schedule B
7318160000 
Name Code
01857
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. ANSI B18.2.2 TABLE 3 SIZE 1/2 IN Cage 80204
2. FF-N-836 Cage 81348
3. 102637 Cage 7X677
4. 102637 Cage 12204
5. 7337579 Cage 19207
6. 7503-18B Cage 52793
7. 14627PCM425 Cage 61208
8. 18317PCM425 Cage 61208
9. 19400PCM425 Cage 61208
10. 1D4719 Cage 61208
11. 17652PCM425 Cage 61208
12. 20681PCM425 Cage 61208
13. 20682PCM425 Cage 61208
14. X8761APCM425 Cage 61208
15. X8841APCM425 Cage 61208
16. X8841PCM425 Cage 61208
17. Z Cage 91940
18. 102637 Cage 19207
19. 102637 Cage 24617
20. 804720 Cage 49185
21. Z Cage 8E499
22. 31X30 Cage 83120
23. Z Cage 59690
24. 804720 Cage 02280
25. 102637 Cage 23705
26. 9158 Cage 53239
27. 33845S Cage 23040

Major End Users Countries and entities

  • - Brazil 
  • - Spain 
  • - Malaysia 
  • - Canada 
  • - Portugal 
  • - Italy 
  • - Denmark 
  • - Greece 
  • - Turkey 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
Rating variable 
LCL (less than a car load rating)
50.0
Special Cargo
No special type of cargo code applicable 
Air Freight (Minimum cargo door size required)
Shipment is not a consolidation and does not exceed 84 inches in any dimension. 
Customs Requirement Classification
Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater 
Commodity (for shipments via water)
Bolts or nuts (iron or steel),(less than 35 feet) 
NMFC (national motor freight code)
093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3) 
UFC (universal freight code)
48950 

Similar by Design Other nuts with similar characteristics

Nothing similar to this part number was found in our inventory

M425 / Nut,plain,hexagonWhat is the formal definition of this item?

A nut, flat on top and bottom having 6 flat sides. for items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. see also locknut, tube fitting. for items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)