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Datasheet. 1646675-2 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
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
0.250in. ⁓1/4"
A measurement of the longest dimension of any object,in distinction from width.
0.250in.
The national stock number or the identification information of the end equipment for which the item is a part.
end item nsn: 1520-01-355-8250 AH-64D helicopter
Designates the size by which the insert is identified.
0.216-28
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
28
A designation that is used for the purpose of general identification of the thread.
0.216in. ⁓7/32"
The name assigned to the item by the government agency or commercial organization controlling the design of the item.
insert, threaded
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.
internal screw thread is 0.138-32 unc, class 2b
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel comp 303
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
A581, cond a assn std single material response or A582, cond a assn std single material response
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
plain
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
unf
Answers.
Unf
Plain
Steel comp 303
28
0.250 inches
Right-hand
2a
Schedule B number: 9606100000
nmfc 095190
Press-fasteners, snap-fasteners & press-studs & parts therefor
FSC 5325 ⁓ Fastening devices
NSN 5325-01-539-6940 INSERT,SCREW THREAD
Used on end item nsn: 1520-01-355-8250 ah-64d helicopter. unf thread series plain internal screw thread is 0.138-32 unc, class 2b insert, threaded 28 thread quantity per inch 0.250" thread length right-hand 2a thread class
- NIIN
- 015396940
- NIIN Date
- 04/28/06
- Schedule B
- 9606100000
- Name Code
- 11444
- FIIG
- A03100
- QUP
- Historical Price
- $28.75 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
Major End Users Countries and entities
- - Department of The Army
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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 hardware
- NMFC (national motor freight code)
- 095190 HARDWARE, NOI
- UFC (universal freight code)
- 49790
Similar by Design Other inserts with similar characteristics
Nothing similar to this part number was found in our inventory
1646675-2 / Insert,screw threadWhat is the formal definition of this item?
A cylindrical item which may have wrenching and/or driving facilities and/or shoulders. it is designed to be inserted in a drilled or a pretapped hole, or molded or pressed into soft material to reduce the size of a tapped hole; to provide threads; to add strength, and/or to prevent stripping. it is one of the following: (1) a one-piece, flanged or unflanged, internally threaded item which may have external threads, and/or serrations around the periphery of the collar, designed to engage a serrated lock ring which is not included with the item; (2) a one-piece precision coiled wire; (3) a two-piece item consisting of an internally threaded cylinder and a mating externally threaded part; or (4) a one-piece internally threaded item whose outside diameter is tapered and/or knurled and/or with fin(s). the internal thread of the item may have a locking feature. excludes items having a sleeve on its underportion which can be clinched or crimped. excludes bushing, machine thread; nut, plain, knurled; nut, plain, round; nut, plain, clinch and nut, self-locking, clinch. see also nut, plain, plate.
