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Datasheet. 397D109T10 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.
square
The shortest straight line between flats,perpendicular to the height.
0.625in. ⁓5/8"
A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.
unc
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.
0.250in. ⁓1/4"
Indicates the type of bearing surface.
flat
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel corrosion resisting
Answers.
Steel corrosion resisting
20
Right-hand
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 5310-01-343-9737 NUT,PLAIN,SQUARE
20 thread quantity per inch right-hand
- NIIN
- 013439737
- NIIN Date
- 08/20/91
- Schedule B
- 7318160000
- Name Code
- 01858
- 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. | 397D109 | Cage K2383 |
| 2. | 151 ITEM 20 | Cage K7018 |
| 3. | 151/20 | Cage K7018 |
| 4. | X5008/12/151 ITEM 20 | Cage K7018 |
| 5. | X5008/12/151-20 | Cage K7018 |
Major End Users Countries and entities
- - United Kingdom
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397D109T10 / Nut,plain,squareWhat is the formal definition of this item?
A nut, flat on top and bottom, having 4 flat sides. 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.)
