5305-00-527-4520
Find complete technical information, availability, and procurement data for: 5305-00-527-4520
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A two-piece metallic item, one piece usually tubular in appearance and flanged at one end, the other piece a plain tooth or spur washer or retaining ring. It is primarily used for lining and reinforcing the edges of holes. The unflanged end is designed to be inserted through a hole and retained in place by being crimped over the plain or tooth washer or retaining ring or by clinching action between the spur washer and the flanged end. Excludes:eyelet, metallic.
0.398 inches minimum thread length, flat countersunk head style, 3a thread class, 0.891 inches minimum and 0.938 inches maximum fastener length, right-hand thread direction
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 3a
- Thread Direction
- right-hand
- Thread Length
- 0.398 inches minimum
- Fastener Length
- 0.891 inches minimum and 0.938 inches maximum
- Head Style
- flat countersunk
- Head Diameter
- 0.497 inches minimum and 0.507 inches maximum
- Grip Diameter
- 0.2483 inches minimum and 0.2492 inches maximum
- Internal Drive Style
- cross recess type 1
- Nominal Thread Diameter
- 0.250 inches
- Grip Length
- 0.438 inches nominal
- Thread Quantity Per Inch
- 28
- Minimum Tensile Strength
- 160000 pounds per square inch
- Hardness Rating
- 36.0 rockwell c minimum and 40.0 rockwell c maximum grip
- Countersink Angle
- 100.0 degrees minimum
- Surface Finish
- 32.0 microinches top of head
- Material
- steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740 overall
- Material Document And Classification
- mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-8503 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-6049 mil spec 5th material response overall
- Surface Treatment
- cadmium and chromate grip
- Surface Treatment Document And Classification
- qq-p-416,ty 2,cl 3 fed spec single treatment response grip
- Thread Series Designator
- unf
- Specification/Standard Data
- 80205-nas334 professional/industrial association standard
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5305-00-551-0078 | No Name Available | 01/01/1960 |
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 |
|---|---|
| 5305PL1035093 | Close Tolerance Screw |
| NAS334CPA7 | Close Tolerance Screw |
FAQs
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Does NSN 5305-00-527-4520 require demilitarization?
Does NSN 5305-00-527-4520 contain precious materials?
Does NSN 5305-00-527-4520 contain hazardous materials?
When the NSN 5305-00-527-4520 was assigned to the Federal Catalog?
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