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Datasheet. MS21440-321 specification
Thread Class
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
2a
Thread Direction
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.
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
Thread Length
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
1.0000in. ⁓1/64"
Overall Length
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
3.2812in. ⁓3-19/64"
Overall Outside Diameter
The overall length of a straight line which passes through the center of an item,and terminates at the outside circumference.
The overall length of a straight line which passes through the center of an item,and terminates at the outside circumference.
1.9990in. and 2.0000in.
Lubrication Material
The element,compound,or mixture with which the item is lubricated.
The element,compound,or mixture with which the item is lubricated.
grease
Stud Diameter
The length of a straight line which passes through the center of a stud,and terminates at the circumference.
The length of a straight line which passes through the center of a stud,and terminates at the circumference.
0.8750in. and 0.8760in.
Outer Ring Width
1.2450in. and 1.2500in.
Stud Length
A measurement of the longest dimension of the stud,in distinction from width.
A measurement of the longest dimension of the stud,in distinction from width.
2.0000in.
Seal Quantity
The number of seals included on the item.
The number of seals included on the item.
2
Bearing Seal Type
Indicates the type of seal provided with the bearing.
Indicates the type of seal provided with the bearing.
lips turned outwardly
Thread Quantity Per Inch
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
14
Nominal Thread Size
A designation that is used for the purpose of general identification of the thread.
A designation that is used for the purpose of general identification of the thread.
0.875in. ⁓7/8"
Special Features
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.
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 od
Material
The chemical compound or mechanical mixture properties of which the item is fabricated.
The chemical compound or mechanical mixture properties of which the item is fabricated.
plastic polyamide seal
Material
The chemical compound or mechanical mixture properties of which the item is fabricated.
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel end plate
Material
The chemical compound or mechanical mixture properties of which the item is fabricated.
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel outer ring
Material
The chemical compound or mechanical mixture properties of which the item is fabricated.
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel roller
Material
The chemical compound or mechanical mixture properties of which the item is fabricated.
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel stud
Style Designator
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
cam follower
Thread Series Designator
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
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.
What quantity is this sold in?
1EA
What class is the thread series?
Unf
What is the style?
Cam follower
What material is the needle bearing cam follower made of ?
Steel stud
What material is the needle bearing cam follower made of ?
Steel roller
What material is the needle bearing cam follower made of ?
Steel outer ring
What material is the needle bearing cam follower made of ?
Steel end plate
What material is the needle bearing cam follower made of ?
Plastic polyamide seal
What is the thread quantity per inch?
14
What is the thread length?
1.0000 inches
What is the thread direction?
Right-hand
What is the thread class?
2a
How is this classified for shipping?
Schedule B number: 8482400000
nmfc 114800
Needle roller bearings
What's the federal classification of MS21440-321?
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 3110-01-238-0686 CAM FOLLOWER,NEEDLE BEARING
unf thread series cam follower crowned od 14 thread quantity per inch 3.2812" overall length 1.0000" thread length right-hand 2a thread class
- NIIN
- 012380686
- NIIN Date
- 08/09/86
- Schedule B
- 8482400000
- Name Code
- 00040
- FIIG
- A044A0
- Item Weight
- 0.000lbs
- Item Dimensions
- --
- QUP
- 1
- Historical Price
- $66.18 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. | CCF-2-S | Cage 92563 |
Major End Users Countries and entities
- - Department of The Navy
- - Department of The Air Force
Availability for MS21440-321 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
- 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)
- 114800 BEARING,ROLLER,THRUST
- UFC (universal freight code)
- 58850
Similar by Design Other cam followers with similar characteristics
Nothing similar to this part number was found in our inventory
MS21440-321 / 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.
