SR253
View detailed technical data, stock status, and sourcing information for: SR253
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Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5340 Commercial Hardware
National Stock Number
5340-00-386-3621
Item Name Code
24328
Assigment Date
01/01/1963 (63 years ago)
0.4677 inches nominal overall height, 1.1870 inches nominal second step diameter, 0.9000 inches nominal first step diameter, 0.7344 inches nominal counterbore diameter, 0.7100 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.
- Counterbore Diameter
- 0.7344 inches nominal
- Overall Height
- 0.4677 inches nominal
- First Step Diameter
- 0.9000 inches nominal
- Second Step Diameter
- 1.1870 inches nominal
- Bore Diameter
- 0.7100 inches nominal
- Design Type
- solid
- End Diameter
- 0.8000 inches nominal
- Distance From End To First Step
- 0.3670 inches nominal
- Counterbore Length
- 0.3420 inches nominal
- Features Provided
- casehardened
- Material
- steel comp 1010
- Material Document And Classification
- fed std 66,aisi/sae 1010 fed std single material response
- Style Designator
- seat
- Fsc Application Data
- gasoline engine,except aircraft prime mover type
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 2805-00-710-6816 | No Name Available | 09/14/1970 |
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:
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5340-00-386-3621?
The FSCG of the NSN 5340-00-386-3621 is 5340
Does NSN 5340-00-386-3621 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 5340-00-386-3621 contain precious materials?
Precious metal content is unknown
Does NSN 5340-00-386-3621 contain hazardous materials?
Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.
When the NSN 5340-00-386-3621 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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