5305-00-271-8253
Find complete technical information, availability, and procurement data for: 5305-00-271-8253
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Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-271-8253
Item Name Code
06657
Assigment Date
01/01/1963 (63 years ago)
0.650 inches minimum and 0.750 inches maximum thread length, right-hand thread direction, flat countersunk head style, 0.750 inches nominal fastener length, 2a thread class
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 2a
- Thread Direction
- right-hand
- Thread Length
- 0.650 inches minimum and 0.750 inches maximum
- Fastener Length
- 0.750 inches nominal
- Head Style
- flat countersunk
- Head Diameter
- 0.452 inches minimum and 0.507 inches maximum
- Internal Drive Style
- slot
- Nominal Thread Diameter
- 0.250 inches
- Thread Quantity Per Inch
- 20
- Countersink Angle
- 80.0 degrees minimum and 82.0 degrees maximum
- Screw Material
- nickel alloy 400 or nickel alloy r-405
- Screw Material Document And Classification
- qq-n-281,cl a fed spec 1st material response or qq-n-281,cl b fed spec 2nd material response
- Thread Series Designator
- unc
- Nondefinitive Spec/Std Data
- 1 type and 2s style
- Departure From Cited Designator
- as modified by material
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5305-01-021-9900 | No Name Available | 10/01/1994 |
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 |
|---|---|
| 12Z1013-85 | Machine Screw |
| 49M68-33PC48 | Machine Screw |
| 745482 | Machine Screw |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-00-271-8253?
The FSCG of the NSN 5305-00-271-8253 is 5305
Does the NSN 5305-00-271-8253 have a Schedule B code assigned?
Yes, the Schedule B code is 7508900000
Does NSN 5305-00-271-8253 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 5305-00-271-8253 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-271-8253 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 5305-00-271-8253 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963
Professional Distribution
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