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Datasheet. NAS1443S9 specification
The length of a straight line which passes through the center of a hole,and terminates at the circumference.
1.844in. ⁓1-27/32"
The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.
1.916in. and 1.926in.
The distance measured in a straight line from the bottom to the top of an item.
0.346in. and 0.356in.
A measurement of the smallest dimension of the material,in distinction from length or width.
0.125in.
A characteristic of light that can be specified in terms of luminance,dominant wavelength,and purity.
black
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel comp 4130
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
MIL-S-18729 mil spec single material response or MIL-S-6758 mil spec single material response
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.
oxide
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.
MIL-C-13924 CL1 grade c mil spec single treatment response
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
external teeth
Answers.
External teeth
Steel comp 4130
0.125 inches
1.916 inches minimum and 1.926 inches maximum
1.844 inches
Schedule B number: 7318210000
Spring washers and other lock washers, 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 5310-01-515-3341 WASHER,LOCK
external teeth oxide surface treated 0.125" material thickness 1.916" outside diameter 1.844" hole diameter
- NIIN
- 015153341
- NIIN Date
- 11/20/03
- Schedule B
- 7318210000
- Name Code
- 14218
- FIIG
- A022B0
- DEMIL / ITAR
- Uncontrolled item (Code A)
- Hazmat
- No hazard information available from HMIRS.
- MSDS
- N/A
- Precious Metals
- No precious metals
- Enviromental
- N/A
- Electrostatic ESD & EMI
- No ESD or EMI sensitivity
Major End Users Countries and entities
- - France
- - United Kingdom
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NAS1443S9 / 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
