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Datasheet. 66666-1822 specification
Thread Class
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
2a
Nominal Thread Diameter
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.
0.112in. (UTS #4)
Thread Quantity Per Inch
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
40
Thread Series Designator
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
unc
Answers.
What class is the thread series?
Unc
What is the thread quantity per inch?
40
What is the thread class?
2a
What's the federal classification of 66666-1822?
FSC 5305 ⁓ Screws
NSN 5305-01-369-8087 SCREW,PANEL FASTENER
unc thread series 40 thread quantity per inch 2a thread class
- NIIN
- 013698087
- NIIN Date
- 01/07/93
- Schedule B
- Name Code
- 19665
- FIIG
- A003B0
- 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. | 1390-0709 | Cage 28480 |
| 2. | 1390-0709 | Cage 1LQK8 |
Major End Users Countries and entities
- - United Kingdom
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66666-1822 / Screw,panel fastenerWhat is the formal definition of this item?
A headed, threaded fastening device with special square threads, which is designed to be attached to a panel by means of a retaining washer. the screw fastener is used in conjunction with a speed nut to facilitate fastening two items.
