RST-156
View detailed technical data, stock status, and sourcing information for: RST-156
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A resilient metal item, circular or nearly circular, which is designed to be inserted into an internal or external groove and retained by its own spring action, or it may have external prongs or projections designed to be inserted into a hole and retained by spring action of the prongs which grip by imbedding into the material. For items having internal prongs which perform the same function, see push on nut. It is used to keep and/or lock a part(s) in position, as a ball bearing on a shaft or in a housing. See also clip, retaining and pin, lock. Excludes:ring, connecting, round.
1.677 inches minimum and 1.692 inches maximum outside diameter, 0.059 inches minimum and 0.065 inches maximum major thickness, double oval cross-sectional shape style, not casehardened casehardening indicator, 1.461 inches minimum and 1.476 inches maximum inside diameter
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Cross-Sectional Shape Style
- double oval
- Inside Diameter
- 1.461 inches minimum and 1.476 inches maximum
- Casehardening Indicator
- not casehardened
- Outside Diameter
- 1.677 inches minimum and 1.692 inches maximum
- Major Thickness
- 0.059 inches minimum and 0.065 inches maximum
- Ring Style
- spiral
- Usage Design
- external
- Material Hardness Rating
- 64.0 rockwell superficial 30-n minimum and 71.8 rockwell superficial 30-n maximum
- Strength Rating
- 211000.0 pounds per square inch minimum tensile
- Material
- steel comp 1070 or steel comp 1572 or steel comp 1074 or steel comp 1075 or steel comp 1078 or steel comp 1080 or steel comp 1085 or steel comp 1086 or steel comp 1090
- Material Document And Classification
- fed std 66, comp 1070 fed std 1st material response and fed std 66, comp 1072 fed std 2nd material response and fed std 66, comp 1074 fed std 3rd material response and fed std 66, comp 1075 fed std 4th material response and fed std 66, comp 1078 fed std 5th material response and fed std 66, comp 1080 fed std 6th material response and fed std 66, comp 1084 fed std 7th material response and fed std 66, comp 1085 fed std 8th material response and fed std 66, comp 1086 fed std 9th material response and fed std 66, comp 1090 fed std 10th material response
Related Parts
This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:
| Part Number | Name |
|---|---|
| RST-156 | Retaining Ring |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5325-00-530-6978?
Does the NSN 5325-00-530-6978 have a Schedule B code assigned?
Does NSN 5325-00-530-6978 require demilitarization?
Does NSN 5325-00-530-6978 contain precious materials?
Does NSN 5325-00-530-6978 contain hazardous materials?
When the NSN 5325-00-530-6978 was assigned to the Federal Catalog?
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