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Datasheet. MS51860-8 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.
tube fitting locknut
The shortest straight line between flats,perpendicular to the height.
1.250in. ⁓1-1/4"
A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.
un
The length of a straight line which passes through the center of the packing recess,and terminates at the circumference.
1.250in.
A measurement between specified points on the packing recess,in distinction from height.
1.067in.
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
12
A designation that is used for the purpose of general identification of the thread.
1.0625in. ⁓1-5/64"
The nominal length of a straight line which passes through the center of a tube,and terminates at the outside circumference.
0.750in.
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.
cadmium
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.
QQ-P-416, ty 2, cl 3 fed spec single treatment response
Answers.
1EA
Steel
12
Right-hand
2b
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 4730-00-466-7491 LOCKNUT,TUBE FITTING
cadmium surface treated 12 thread quantity per inch right-hand 2b thread class
- NIIN
- 004667491
- NIIN Date
- 06/03/74
- Schedule B
- Name Code
- 17645
- FIIG
- A021A0
- QUP
- 1
- Historical Price
- $1.75 EA
- 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
Major End Users Countries and entities
- - Department of The Navy
- - Department of The Air Force
- - U.s. Marine Corps
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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)
- 50.0
- 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 locknuts with similar characteristics
Nothing similar to this part number was found in our inventory
MS51860-8 / Locknut,tube fittingWhat is the formal definition of this item?
An item with internal machine threads designed to fit the external machine threads of a tube fitting. it has flat faces, one of which has a counterbored recess to accommodate packing, packing or sealing ring(s), gasket(s), and the like. the item, when installed, provides a method of locking and sealing the connection. see also locknut, pipe; nut (1), tube coupling and nut (1), plain, hexagon.
