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Datasheet. B3783 specification
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
2a
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 process used in manufacturing the item.
bar stock, machined
Indicates whether or not a ferrous alloy object has been subjected to a process whereby the outer portion is made substantially harder than the inner portion or core.
not casehardened
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
0.468in. ⁓15/32"
Designates the thread diameter and number of threads per specific measurement scale.
5/16-24
The length of a straight line which passes through the center of the tube for which designed,and terminates at the outside circumference.
0.156in.
The angle of the end surface upon which the mated surface seats,expressed in degrees.
55.000
A designation distinguishing one group of screw thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
unf
The shortest straight line between flats,perpendicular to the height.
0.313in. ⁓21/64"
The smallest length of a straight line which passes through the center of the two surfaces of a circular item,and terminates at the inside circumference.
0.165in.
The element,compound,or mixture of which an item is fabricated,excluding any surface treatment.
brass
The chemical compound or mechanical mixture properties of which the item is fabricated.
copper alloy
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
inverted nut, tube, flare
Answers.
Inverted nut, tube, flare
Copper alloy
Right-hand
2a
FSC 4730 ⁓ Hose, pipe, tube, lubrication, and railing fittings
Excluding air conditioning-heating fittings (fsc 4520); bituminized fiber and concrete fittings (fsc 5630); conduit boxes and fittings (fsc 5975); downspout fittings (fsc 5670); medical and surgical fittings (fsc 6515); laboratory fittings (fsc 6640); post caps and rail ends (fsc 5660); machine thread bushings and plugs (fsc 5365).
NSN 4730-00-202-8830 INVERTED NUT,TUBE COUPLING
inverted nut, tube, flare 0.468" overall length right-hand 2a thread class
- NIIN
- 002028830
- NIIN Date
- 01/01/63
- Schedule B
- Name Code
- 03857
- FIIG
- T385-B
- Item Weight
- 0.000lbs
- Item Dimensions
- 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. | 78574 | Cage 73030 |
Major End Users Countries and entities
- - Bureau of Engraving And Printing
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B3783 / Inverted nut,tube couplingWhat is the formal definition of this item?
An externally threaded fastening device which has an internal or external seat, designed to mate with the seat of an internally threaded tube fitting for the purpose of securing the tube to the fitting to form a leakproof connection.
