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Datasheet. FFB571TYPEA specification
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
2b
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.
hexagon
0.266in. ⁓17/64"
The shortest straight line between flats,perpendicular to the height.
0.500in. ⁓1/2"
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.
18
A designation that is used for the purpose of general identification of the thread.
0.312in. ⁓5/16"
Indicates the type of bearing surface.
chamfered or washer faced
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
QQ-S-633-Canc fed spec single material response
Answers.
Steel
18
Right-hand
2b
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 5310-00-010-2634 NUT,PLAIN,HEXAGON
18 thread quantity per inch right-hand 2b thread class
- NIIN
- 000102634
- 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
- No 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
| 1. | MILB857TYPE2STYLEA0RBGRADE1 | Cage 81349 |
| 2. | 102634 | Cage 7X677 |
| 3. | 704717 | Cage 49181 |
| 4. | 0910323-5 | Cage 6N299 |
| 5. | 0111 | Cage 27296 |
| 6. | X1801E | Cage 14351 |
| 7. | M15165 | Cage 75828 |
| 8. | 31X27 | Cage 83120 |
| 9. | 0910323 | Cage 92392 |
| 10. | 704717 | Cage 02280 |
| 11. | 910323 | Cage 92392 |
| 12. | BBTX1CB | Cage 00000 |
| 13. | 102634 | Cage 23705 |
| 14. | 5116-18UNC2B | Cage 45320 |
| 15. | 33797S | Cage 23040 |
| 16. | 102634 | Cage 24617 |
| 17. | X1775 | Cage 79410 |
Major End Users Countries and entities
- - Austria
- - Thailand
- - Belgium
- - Canada
- - New Zealand
- - France
- - Republic of Korea
- - Portugal
- - Greece
- - Turkey
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FFB571TYPEA / 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.)
