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Datasheet. ASTM B 21/B 21M specification
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
2b
The measurement between specified points of the slot,in distinction from height.
0.078in.
The distance,measured along a straight line perpendicular to the longitudinal axis of the slot,from one edge to the other.
0.062in.
A measurement of the smallest dimension of a flange,in distinction from length or width.
0.093in.
A measurement of the longest dimension of any object,in distinction from width.
0.718in.
The shortest straight line between flats,perpendicular to the height.
0.312in. ⁓5/16"
Designates the size by which the insert is identified.
0.250-28 unf 2a
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
32
A designation that is used for the purpose of general identification of the thread.
0.190in. ⁓13/64"
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.
0.157 in. min, 0.158 in. max dia by 0.406 in. lg of internal unthreaded portion
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 style designation indicating the configuration that most nearly corresponds to the appearance of the item.
flange
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
Flange
32
2b
Schedule B number: 9606100000
nmfc 095190
Press-fasteners, snap-fasteners & press-studs & parts therefor
FSC 5325 ⁓ Fastening devices
NSN 5325-00-823-5319 INSERT,SCREW THREAD
unf thread series flange cadmium surface treated 0.157 in. min, 0.158 in. max dia by 0.406 in. lg of internal unthreaded portion 32 thread quantity per inch 2b thread class
- NIIN
- 008235319
- NIIN Date
- 01/01/62
- Schedule B
- 9606100000
- Name Code
- 11444
- FIIG
- A03100
- Item Weight
- 0.100lbs
- Item Dimensions
- --
- QUP
- Historical Price
- $41.40 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
Other Part Numbers Parts with same form, fit, and function by other manufacturers
| 1. | SMC414853-3 | Cage 80063 |
| 2. | 80780-3 | Cage 80045 |
| 3. | 5340008235319 | Cage SCY13 |
| 4. | SMC414853-3 | Cage 80063 |
| 5. | 80780-3 | Cage 80045 |
| 6. | 5340008235319 | Cage SCY13 |
Major End Users Countries and entities
- - Department of The Navy
- - Department of The Army
- - Department of The Air Force
- - U.s. Marine Corps
- - Brazil
- - Spain
- - Morocco
- - Canada
- - New Zealand
- - Republic of Korea
- - Portugal
- - Denmark
- - Norway
- - Greece
- - Turkey
Availability for ASTM B 21/B 21M A member of our team will provide you with a price and availability quote
Request a Quote »Shipping Information
- 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
ASTM B 21/B 21M / 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.
