SR3K25
View detailed technical data, stock status, and sourcing information for: SR3K25
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Federal Supply Group
Bearings
Federal Supply Classification
3110 Unmounted Antifriction Bearings
National Stock Number
3110-00-157-1940
Item Name Code
00014
Assigment Date
01/01/1963 (63 years ago)
0.1562 inches nominal overall width, ground surface finish, 0.5000 inches nominal overall outside diameter, pressed retainer fabrication method, 0.1875 inches nominal bore diameter
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Overall Width
- 0.1562 inches nominal
- Bore Diameter
- 0.1875 inches nominal
- Overall Outside Diameter
- 0.5000 inches nominal
- Surface Finish
- ground
- Retainer Fabrication Method
- pressed
- Load Direction
- radial
- Bore Shape
- straight
- Internal Fit-Up Designation
- standard
- Standard Tolerance Designation
- abec no.5
- Material
- steel corrosion resisting overall
- Style Designator
- non-loading groove, non-separable
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 3110-00-183-5761 | No Name Available | 12/12/1971 |
| 3110-00-183-5799 | No Name Available | 01/01/1963 |
| 3110-00-726-9673 | No Name Available | 11/07/1969 |
| 3120-00-972-8588 | No Name Available | 10/28/1972 |
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FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 3110-00-157-1940?
The FSCG of the NSN 3110-00-157-1940 is 3110
Does the NSN 3110-00-157-1940 have a Schedule B code assigned?
Yes, the Schedule B code is 8482105028
Does NSN 3110-00-157-1940 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 3110-00-157-1940 contain precious materials?
Precious metal content is unknown
Does NSN 3110-00-157-1940 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 3110-00-157-1940 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963
Professional Distribution
Certified to meet the strict requirements of defense, aerospace, and hazardous materials distribution.
- ITAR Registered
- DDTC Registered
- HAZMAT Certified
- AS9120 Quality Standards
- 100% Quality Inspections
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Pricing
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In Stock
This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.
| New Surplus | 4 |
| New Material | 70 |
| Total | 74 |
Availability of this item was last updated on:
06/24/2026 11:06 AM EDT.
Stock levels and pricing are subject to change.