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Datasheet. MIL-B-17931 specification
Overall Width
An overall measurement taken at right angles to the length of an item,in distinction from thickness.
An overall measurement taken at right angles to the length of an item,in distinction from thickness.
1.2972in. and 1.2992in.
Bore Diameter
The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.
The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.
2.5589in. and 2.5591in.
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.
5.5116in. and 5.5118in.
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
Surface Finish
An additional finishing process by which the surface of an item is altered in respect to polishing,grinding,and the like.
An additional finishing process by which the surface of an item is altered in respect to polishing,grinding,and the like.
ground
Retainer Fabrication Method
The means used in manufacturing the retainer.
The means used in manufacturing the retainer.
pressed
Shield Quantity
The number of shields included on the item.
The number of shields included on the item.
1
Load Direction
The direction of load with respect to the shaft axis.
The direction of load with respect to the shaft axis.
radial
Bore Shape
The physical configuration of the bore.
The physical configuration of the bore.
straight
Internal Fit-up Designation
The designation specifying the type of fit as recognized by industrial and governmental agencies.
The designation specifying the type of fit as recognized by industrial and governmental agencies.
tight
Internal Clearance
The clearance between the bearing rings and the rolling elements.
The clearance between the bearing rings and the rolling elements.
0.0007in. radial and 0.0011in. radial
Criticality Code Justification
The master requirement codes of those requirements which are technically critical by reason of tolerance,fit,performance,or other characteristics which affect identification of the item.
The master requirement codes of those requirements which are technically critical by reason of tolerance,fit,performance,or other characteristics which affect identification of the item.
zzzw
Lubrication Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the lubrication material.
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-18709 mil spec single material response
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
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.
NON-Loading groove, NON-Separable
Nondefinitive Spec/std Data
The number,letter,or symbol that indicates the type,style,grade,class,and the like,of an item in a nonidentifying specification or standard.
The number,letter,or symbol that indicates the type,style,grade,class,and the like,of an item in a nonidentifying specification or standard.
111 type and 2 class
Departure From Cited Document
The technical differentiating characteristic/s/ of an item of supply which depart/s/ from the text of a specification or a standard in that it represents a selection of characteristics stated in the specification or standard as being optional,or a variation from one or more of the stated characteristics,or an additional characteristic not stated in the specification or standard.
The technical differentiating characteristic/s/ of an item of supply which depart/s/ from the text of a specification or a standard in that it represents a selection of characteristics stated in the specification or standard as being optional,or a variation from one or more of the stated characteristics,or an additional characteristic not stated in the specification or standard.
quiet operation tested for submarine use
Answers.
What quantity is this sold in?
1EA
What is the style?
Non-loading groove, non-separable
What material is the ball annular bearing made of ?
Steel
What is the overall width?
1.2972 inches minimum and 1.2992 inches maximum
How is this classified for shipping?
Schedule B number: 8482105028
nmfc 114820
Angular contact ball bearings
What's the federal classification of MIL-B-17931?
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 3110-00-987-3736 BEARING,BALL,ANNULAR
non-loading groove, non-separable 2.5589" bore diameter 1.2972" overall width
- NIIN
- 009873736
- NIIN Date
- 01/01/62
- Schedule B
- 8482105028
- Name Code
- 00014
- FIIG
- A044A0
- Item Weight
- 4.800lbs
- Item Dimensions
- --
- QUP
- 1
- Historical Price
- $4,872.50 EA
- DEMIL / ITAR
- USML/ITAR controlled item (Code: D)
- 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. | M17931-G062 | Cage 81349 |
| 2. | MIL-B-17931NT | Cage 03950 |
| 3. | 7613-7077V4 | Cage 43334 |
| 4. | 65BC03XP077M | Cage 70413 |
| 5. | 33260-5 ITEM 24 | Cage 96169 |
| 6. | 33260-5-24 | Cage 96169 |
| 7. | K8424524P13 | Cage 71669 |
| 8. | 79999023 | Cage 95402 |
| 9. | 33260-5 ITEM 24 | Cage 95402 |
| 10. | 33260-5-24 | Cage 95402 |
| 11. | 79999056 | Cage 95402 |
| 12. | 111X06503X1000MI LG8322 | Cage 50380 |
| 13. | 801208 ITEM 3 | Cage 50380 |
| 14. | 410765-7-E | Cage 50380 |
| 15. | 801208PC3 | Cage 50380 |
| 16. | 410765-15A | Cage 50380 |
| 17. | 7613-7077 | Cage 24617 |
| 18. | 7613-7077 | Cage 43334 |
| 19. | 999999K159 | Cage 80064 |
| 20. | 7613-67ES100 | Cage 29337 |
| 21. | 313SFNT3 | Cage 38443 |
| 22. | 318SFNT3 | Cage 38443 |
| 23. | 6313ZW1B | Cage 52676 |
| 24. | 6313ZWIB | Cage 52676 |
| 25. | 6313ZE100 | Cage 53035 |
Major End Users Countries and entities
- - Department of The Navy
- - Spain
- - Argentina
- - Republic of Korea
- - Italy
- - Greece
- - Turkey
Availability for MIL-B-17931 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)
- 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
MIL-B-17931 / Bearing,ball,annularWhat is the formal definition of this item?
A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. for items with faces specially ground for duplex mounting see bearing, ball, duplex. excludes bearing, ball, airframe.
