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Datasheet. AS21440 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.
0.3125in. ⁓21/64"
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
1.0625in. ⁓1-5/64"
The overall length of a straight line which passes through the center of an item,and terminates at the outside circumference.
0.6250in.
The element,compound,or mixture with which the item is lubricated.
grease
The length of a straight line which passes through the center of a stud,and terminates at the circumference.
0.2500in.
0.4060in.
A measurement of the longest dimension of the stud,in distinction from width.
0.7500in.
The number of seals included on the item.
2
Indicates the type of seal provided with the bearing.
contact
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.
0.2500in. ⁓1/4"
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.
crowned o d
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the lubrication material.
MIL-G-81322 mil spec single material response
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel comp 8620 end plate or steel comp E50100 end plate or steel comp E51100 end plate or steel comp E52100 end platesteel comp 8620 outer ring or steel comp E50100 outer ring or steel comp E51100 outer ring or steel comp E52100 outer ringsteel comp 8620 roller or steel comp E50100 roller or steel comp E51100 roller or steel comp E52100 rollerplastic acetal seal or plastic polyhexamethylene adipamide sealsteel comp 8620 stud or steel comp E50100 stud or steel comp E51100 stud or steel comp E52100 stud
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 end plate exposed surfaceschromium outer ringcadmium stud or oxide stud
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
cam follower
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.
1EA
Unf
Cam follower
Steel comp 8620 end plate or steel comp e50100 end plate or steel comp e51100 end plate or steel comp e52100 end platesteel comp 8620 outer ring or steel comp e50100 outer ring or steel comp e51100 outer ring or steel comp e52100 outer ringsteel comp 8620 roller or steel comp e50100 roller or steel comp e51100 roller or steel comp e52100 rollerplastic acetal seal or plastic polyhexamethylene adipamide sealsteel comp 8620 stud or steel comp e50100 stud or steel comp e51100 stud or steel comp e52100 stud
28
0.3125 inches minimum
Right-hand
2a
Schedule B number: 8482400000
nmfc 114820
Needle roller bearings
FSC 3110 ⁓ Bearings, antifriction, unmounted
Note-this class includes bearings that generally have roller or balls confined by an inner and outer ring to relieve friction in/on/around rotating/moving mechanisms.
Excluding plain bearings (fsc 3120); jewel bearings (fsc 3120)
NSN 3110-01-374-9310 CAM FOLLOWER,NEEDLE BEARING
unf thread series cam follower cadmium end plate exposed surfaceschromium outer ringcadmium stud or oxide stud surface treated crowned o d 28 thread quantity per inch 1.0625" overall length 0.3125" thread length right-hand 2a thread class
- NIIN
- 013749310
- NIIN Date
- 05/01/93
- Schedule B
- 8482400000
- Name Code
- 00040
- FIIG
- A044A0
- Item Weight
- 0.000lbs
- Item Dimensions
- --
- QUP
- 1
- Historical Price
- $327.68 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
| 1. | MS21440-102 | Cage 81343 |
| 2. | MS21440-102 | Cage 96906 |
Major End Users Countries and entities
- - Department of The Navy
- - Spain
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Request a Quote »Shipping Information
- Special Handling
- Other or no special handling required (sh)
- LTL (less than a truck load rating)
- 77.5
- 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
- Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing
- Commodity (for shipments via water)
- Bearings
- NMFC (national motor freight code)
- 114820 BEARINGS/BUSHINGS NOI BALL/ROLLER
- UFC (universal freight code)
- 58860
Similar by Design Other cam followers with similar characteristics
Nothing similar to this part number was found in our inventory
AS21440 / Cam follower,needle bearingWhat is the formal definition of this item?
An assembly consisting of a roller and stud used to effect a rolling contact with a cam, and convert the reciprocating or oscillating motion to linear motion.
