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Datasheet. 1-300-031 specification
An overall measurement taken at right angles to the length of an item,in distinction from thickness.
21.00 mm
The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.
35.00 mm
The overall length of a straight line which passes through the center of an item,and terminates at the outside circumference.
80.00 mm
An additional finishing process by which the surface of an item is altered in respect to polishing,grinding,and the like.
ground
The means used in manufacturing the retainer.
machined
The physical configuration of the bore.
straight
The ability of the bearing to provide freedom for axial movement of the shaft relative to the housing.
one direction
The clearance between the bearing rings and the rolling elements.
0.0012in. radial and 0.0017in. radial
The standard tolerance designation indicating the manufactured limitations of the item as established by the various specifications and standards.
rbec no.5
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.
inner and outer ring raceways to be straight within 0.0001 in. tir, stabilized for operation at M65 deg f to P400 deg f, rockwell hardness rating of rollers, inner and outer rings 58.0 to 61.0 c scale, retainer 55.0 to 75.0 b scale, inner and outer ring raceways 6 uin aa, rollers 2 to 5 uin aa, inner ring bore surface 20 uin aa, outer ring od surface 15 uin aa, outer ring lips and retainer od surface 32 uin aa, cage pockets 64 uin aa
The chemical compound or mechanical mixture properties of which the item is fabricated.
copper alloy retainer
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel inner ring
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel outer ring
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel roller
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
1-300-031, 91547 mfr ref single material response inner ring
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
1-300-031, 91547 mfr ref single material response outer ring
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
1-300-031, 91547 mfr ref single material response retainer
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
1-300-031, 91547 mfr ref single material response roller
An indication of the precious material and its location in the item.
retainer silver
Identification of the precious material contained in the item.
silver
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
252f single row, ONE-Direction locating, one lip inner ring, two lip outer ring, separable
The specification,standard,drawing,or similar instrument that specifies environmental and performance requirements or test conditions under which an item is tested and establishes acceptable limits within which the item must conform identified by an alphabetic and/or numeric reference number. includes the commercial and government entity (cage) code of the entity controlling the instrument.
E1004-91547 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.) . and +6903-91547 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.) .
Answers.
252f single row, one-direction locating, one lip inner ring, two lip outer ring, separable
Steel roller
Steel outer ring
Steel inner ring
Copper alloy retainer
21.00 millimeters
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 3110-00-949-7986 BEARING,ROLLER,CYLINDRICAL
252f single row, one-direction locating, one lip inner ring, two lip outer ring, separable inner 35.00mm bore diameter 21.00mm overall width
- NIIN
- 009497986
- NIIN Date
- 04/27/66
- Schedule B
- 8482500000
- Name Code
- 00015
- FIIG
- A044A0
- Item Weight
- 300.000lbs
- Item Dimensions
- DEMIL / ITAR
- Uncontrolled item (Code A)
- Hazmat
- No hazard information available from HMIRS.
- MSDS
- N/A
- Precious Metals
- Contains silver
- 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. | D3-53006 | Cage 38443 |
| 2. | 1-300-031-01 | Cage 99193 |
| 3. | R307G301 | Cage 38443 |
| 4. | 1-300-031-03 | Cage 99193 |
| 5. | 460988 | Cage 52676 |
Major End Users Countries and entities
- - Brazil
- - Spain
- - Israel
- - New Zealand
- - Germany
- - Republic of Korea
- - Greece
- - Turkey
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- Special Handling
- Low sensitivity, category iv, aa&e, unclassified
- LTL (less than a truck load rating)
- 77.5
- LCL (less than a car load rating)
- 77.5
- 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
1-300-031 / Bearing,roller,cylindricalWhat is the formal definition of this item?
A nonadjustable roller bearing consisting of a single or multiple-row of hardened cylindrical rollers and a retainer used with or without inner or oute r rings. excludes bearing, roller, airframe.
