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Datasheet. A318477-1 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 process used in manufacturing the item.
any acceptable
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.
tube coupling
0.266in. ⁓17/64"
The shortest straight line between flats,perpendicular to the height.
0.875in. ⁓7/8"
any acceptable
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.
0.375in.
A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.
uns
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.
0.688in. ⁓45/64"
The nominal length of a straight line which passes through the center of a tube,and terminates at the outside circumference.
0.500in.
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel
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.
phosphate
Answers.
Steel
18
Right-hand
2b
Schedule B number: 7318160000
nmfc 052190
Nuts of iron or steel
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 4730-00-877-3974 NUT,TUBE COUPLING
phosphate surface treated 18 thread quantity per inch right-hand 2b thread class
- NIIN
- 008773974
- NIIN Date
- 01/01/62
- Schedule B
- 7318160000
- Name Code
- 03859
- FIIG
- A021A0
- QUP
- Historical Price
- $4.18 EA
- 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
Major End Users Countries and entities
- - Department of The Navy
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- Special Handling
- Other or no special handling required (sh)
- LTL (less than a truck load rating)
- Rating variable
- LCL (less than a car load rating)
- Unknown
- Special Cargo
- No special type of cargo code applicable
- Air Freight (Minimum cargo door size required)
- Shipment is not a consolidation and does not exceed 84 inches in any dimension.
- Customs Requirement Classification
- Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
- Commodity (for shipments via water)
- Metal and metal products, nos, (less than 35 feet)
- NMFC (national motor freight code)
- 052190 PIPE,TUBING,OR PIPE OR TUBING FITTI
- UFC (universal freight code)
- 30000
Similar by Design Other nuts with similar characteristics
Nothing similar to this part number was found in our inventory
A318477-1 / Nut,tube couplingWhat is the formal definition of this item?
An internally threaded nut which has either an internal seat or shoulder and/or is designed to be used with a ferrule, to mate with the seat of an externally threaded tube fitting to form a leakproof connection. excludes nut (1), tube coupling, reducing; and nut (1), union.
