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Datasheet. 11-13439-1 specification
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
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.
castellated, hexagon
A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.
unf
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
20
A designation that is used for the purpose of general identification of the thread.
0.438in. ⁓29/64"
The name assigned to the item by the government agency or commercial organization controlling the design of the item.
nut (7/16-20)
Answers.
20
Right-hand
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 5310-01-644-9028 NUT,PLAIN,CASTELLATED,HEXAGON
nut (7/16-20) 20 thread quantity per inch right-hand
- NIIN
- 016449028
- NIIN Date
- 05/26/15
- Schedule B
- Name Code
- 01854
- FIIG
- A021A0
- DEMIL / ITAR
- Uncontrolled item (Code )
- Hazmat
- No hazard information available from HMIRS.
- MSDS
- N/A
- Precious Metals
- --
- Enviromental
- N/A
- Electrostatic ESD & EMI
- No ESD or EMI sensitivity
Major End Users Countries and entities
- - Republic of Korea
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11-13439-1 / Nut,plain,castellated,hexagonWhat is the formal definition of this item?
A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. it is designed to provide positive locking when used with a solid or split (cotter) pin. excludes nut (1), plain, slotted, hexagon.
