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Datasheet. 4939-018 specification
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
3a 2nd end
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
3a 1st end
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.
flared (tube) 1st end
A measurement of the longest dimension of the leg,in distinction from width.
1.921in. 2nd end and 1.967in. 2nd end
A measurement of the longest dimension of the leg,in distinction from width.
2.781in. 1st end and 2.827in. 1st end
Indicates the type of connection/s/.
threaded external tube 1st end
Indicates the type of connection/s/.
threaded external tube 2nd end
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
12 1st end
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
12 2nd end
A designation that is used for the purpose of general identification of the thread.
1.312in. 1st end ⁓1/64"
A designation that is used for the purpose of general identification of the thread.
1.312in. 2nd end ⁓2-1/64"
The angle of the end surface upon which the mated surface seats.
37.0 degrees 1st end
The angle of the end surface upon which the mated surface seats.
37.0 degrees 2nd end
Indicates the location of the union joint on the item.
first end
The angle that the flow is turned from the straight flow.
90.0 degrees
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.
one hole threaded 1/8-27 npt in face of elbow
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel comp 1137 elbow or steel comp 1141 elbow or steel comp 4130 elbow or steel comp 4140 elbow
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
QQ-S-637 fed spec 1st material response elbow or QQ-S-637 fed spec 2nd material response elbow or MIL-S-6758 mil spec 3rd material response elbow or MIL-S-5626 mil spec 4th material response elbow
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 inside
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 outside
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, type 2, class 2 fed spec single treatment response inside
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, type 2, class 2 fed spec single treatment response outside
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
un 1st end
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
un 2nd end
Answers.
Un 2nd end
Un 1st end
Steel comp 1137 elbow or steel comp 1141 elbow or steel comp 4130 elbow or steel comp 4140 elbow
12 2nd end
12 1st end
3a 1st end
3a 2nd end
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 4730-01-035-2217 ELBOW,TUBE
un 2nd end thread series cadmium outside surface treated one hole threaded 1/8-27 npt in face of elbow 12 2nd end thread quantity per inch 3a 1st end thread class
- NIIN
- 010352217
- NIIN Date
- 02/06/77
- Schedule B
- Name Code
- 03771
- FIIG
- A080B0
- 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
- - Germany
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4939-018 / Elbow,tubeWhat is the formal definition of this item?
A fitting that forms an angle of less than 180 degrees (3.141 radians) from a straight flow. both connecting ends have machine threads (straight threads other than pipe or hose series) designed to accommodate a tube or is unthreaded and designed to accommodate a tube. it may have side or heel inlet(s). see also elbow, pipe and connector, multiple, fluid pressure line.
