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Datasheet. NAS1758-L20-M specification
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
3b
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
An element inserted into the fastener,or a design feature,that enables the fastener to effectively resist vibration and rotation.
prevailing torque all nonmetallic design
2.075in.
The distance measured in a straight line from the bottom to the top of an item.
1.510in.
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.
double hexagon
0.210in.
The national stock number or the identification information of the end equipment for which the item is a part.
2355-01-559-0791
The shortest straight line between flats,perpendicular to the height.
1.699in. ⁓1-45/64"
A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.
unjf
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
12
A designation that is used for the purpose of general identification of the thread.
1.250in. ⁓1-1/4"
The name assigned to the item by the government agency or commercial organization controlling the design of the item.
nut self locking extended washer double hexagon
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel comp 601 and steel comp H11
Answers.
Steel comp 601 and steel comp h11
12
Right-hand
3b
Schedule B number: 7318160000
Nuts of iron or steel
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 5310-01-620-7342 NUT,SELF-LOCKING,EXTENDED WASHER
Used on 2355-01-559-0791. nut self locking extended washer double hexagon 12 thread quantity per inch right-hand 3b thread class
- NIIN
- 016207342
- NIIN Date
- 08/07/13
- Schedule B
- 7318160000
- Name Code
- 29729
- FIIG
- A021A0
- Item Weight
- 0.000lbs
- Item Dimensions
- 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
Other Part Numbers Parts with same form, fit, and function by other manufacturers
Major End Users Countries and entities
- - Department of The Army
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NAS1758-L20-M / Nut,self-locking,extended washerWhat is the formal definition of this item?
A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. an integral feature is incorporated for locking on the threads of a mating member.
