5305-01-340-1521
Find complete technical information, availability, and procurement data for: 5305-01-340-1521
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An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.
0.634 inches minimum and 0.765 inches maximum thread length, 2a thread class, flat countersunk head style, 0.844 inches minimum and 0.875 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
- 2a
- Thread Direction
- right-hand
- Thread Length
- 0.634 inches minimum and 0.765 inches maximum
- Fastener Length
- 0.844 inches minimum and 0.875 inches maximum
- Head Style
- flat countersunk
- Head Diameter
- 0.442 inches minimum and 0.507 inches maximum
- Internal Drive Style
- cross recess type 1
- Nominal Thread Diameter
- 0.250 inches
- Thread Quantity Per Inch
- 20
- Minimum Tensile Strength
- 80000 pounds per square inch
- Countersink Angle
- 99.0 degrees minimum and 101.0 degrees maximum
- Screw Material
- steel comp 301 or steel comp 302 or steel comp 302b or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 384 or steel comp 385
- Screw Surface Treatment
- oxide
- Screw Surface Treatment Document And Classification
- mil-s-13924,cl4 mil spec single treatment response
- Color
- black
- Thread Series Designator
- unc
Related Parts
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| Part Number | Name |
|---|---|
| MS24693-97B | Machine Screw |
| NASM24693-97B | Machine Screw |
FAQs
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Does NSN 5305-01-340-1521 contain precious materials?
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When the NSN 5305-01-340-1521 was assigned to the Federal Catalog?
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