RT253-65-381
View detailed technical data, stock status, and sourcing information for: RT253-65-381
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An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also screw, cap, socket head. Excludes:setscrew; screw, shoulder; bolt, shoulder; screw, externally relieved body; bolt, externally relieved body; and screw, machine.
11.945 inches minimum and 12.005 inches maximum center hole diameter, rubber butadiene-acrylonitrile class nbr material, 0.205 inches minimum and 0.215 inches maximum cross-sectional height, 12.320 inches minimum and 12.470 inches maximum outside diameter
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Outside Diameter
- 12.320 inches minimum and 12.470 inches maximum
- Cross-Sectional Height
- 0.205 inches minimum and 0.215 inches maximum
- Center Hole Diameter
- 11.945 inches minimum and 12.005 inches maximum
- Material
- rubber butadiene-acrylonitrile class nbr
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5330-01-020-5261 | No Name Available | 10/01/1988 |
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 |
|---|---|
| 028-13079 | O-Ring |
| 10V60-141-381 | O-Ring |
| 1793-381 | O-Ring |
| 2-381 N602-70 | O-Ring |
| 2-381N674-7 | O-Ring |
| 376-86600-000 REV D ITEM 3 | O-Ring |
| 457-60-381 | O-Ring |
| 60-P-31-381 | O-Ring |
| 7866-381 | O-Ring |
| C-69-381 | O-Ring |
| MS29513-381 | O-Ring |
| MS9021-381 | O-Ring |
| PRP568-381-457-60 | O-Ring |
| PX1775-381 | O-Ring |
| RT253-65-381 | O-Ring |
| SR-822A-60-381 | O-Ring |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5331-00-763-2637?
Does the NSN 5331-00-763-2637 have a Schedule B code assigned?
Does NSN 5331-00-763-2637 require demilitarization?
Does NSN 5331-00-763-2637 contain precious materials?
Does NSN 5331-00-763-2637 contain hazardous materials?
When the NSN 5331-00-763-2637 was assigned to the Federal Catalog?
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Pricing
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