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Datasheet. MS21220-4 specification
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
3b
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
The length of a straight line which passes through the center of the body of the shank and terminates at the circumference.
0.5000in.
The style designation indicating the configuration that most nearly corresponds to the appearance of the shank.
657 internally threaded w/hexagon end
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
2.1600in. ⁓2-11/64"
The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.
0.2500in.
The overall length of a straight line which passes through the center of an item,and terminates at the outside circumference.
1.0000in.
The element,compound,or mixture with which the item is lubricated.
grease
0.8100in.
0.3600in.
0.5000in.
1.6600in.
The number of seals included on the item.
2
Indicates the type of seal provided with the bearing.
contact
Indicates the type of alignment utilized whereby the item will adjust axially for misalignment.
rigid
The shortest straight line between flats,perpendicular to the height.
0.5000in. ⁓1/2"
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
24
A designation that is used for the purpose of general identification of the thread.
0.315in. ⁓21/64"
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 1st material response
The chemical compound or mechanical mixture properties of which the item is fabricated.
plastic polytetrafluoroethylene seal
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel comp E52100 inner ring
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel comp E52100 roller
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel comp 4620 outer ring
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 all external/exposed metal surfaces
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
single row, concave rollers
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
unjf
Answers.
1EA
Unjf
Single row, concave rollers
Steel comp 4620 outer ring
Steel comp e52100 roller
Steel comp e52100 inner ring
Plastic polytetrafluoroethylene seal
24
Right-hand
3b
Schedule B number: 8482500000
nmfc 114820
Other cylindrical 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 3110-01-377-0336 BEARING,ROLLER,ROD END
unjf thread series single row, concave rollers cadmium all external/exposed metal surfaces surface treated 24 thread quantity per inch 0.2500" bore diameter 2.1600" overall length right-hand 3b thread class
- NIIN
- 013770336
- NIIN Date
- 07/02/93
- Schedule B
- 8482500000
- Name Code
- 00050
- FIIG
- A044A0
- QUP
- 1
- Historical Price
- $2.98 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
- - Defense Logistics Agency
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- 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 bearings with similar characteristics
Nothing similar to this part number was found in our inventory
MS21220-4 / Bearing,roller,rod endWhat is the formal definition of this item?
A special single or multiple-row roller bearing, rigid or self-aligning, and constructed with either inside threaded, plain hollow, maile threaded, or solid shank.
