5305-01-168-0879
Find complete technical information, availability, and procurement data for: 5305-01-168-0879
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A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes:thrust type washer.
0.378 inches minimum and 0.428 inches maximum thread length, right-hand thread direction, flat countersunk head style, 0.888 inches minimum and 0.918 inches maximum fastener length, 3a 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
- 3a
- Thread Direction
- right-hand
- Thread Length
- 0.378 inches minimum and 0.428 inches maximum
- Fastener Length
- 0.888 inches minimum and 0.918 inches maximum
- Head Style
- flat countersunk
- Head Diameter
- 0.464 inches minimum and 0.507 inches maximum
- Grip Diameter
- 0.2490 inches minimum and 0.2495 inches maximum
- Internal Drive Style
- offset cruciform (torque set)
- Nominal Thread Diameter
- 0.250 inches
- Grip Length
- 0.490 inches minimum and 0.510 inches maximum
- Thread Quantity Per Inch
- 28
- Minimum Tensile Strength
- 160000 pounds per square inch
- Countersink Angle
- 99.0 degrees minimum and 101.0 degrees maximum
- Surface Finish
- 32.0 microinches grip
- Surface Finish
- 32.0 microinches threads
- Special Features
- internal drive ribbed
- Material
- titanium alloy overall
- Material Document And Classification
- ams 4967 comp 6al-4v assn std single material response overall
- Thread Series Designator
- unjf
- Specification/Standard Data
- 80205-nas1580 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Below is a list of NSNs that have been officially superseded by this NSN: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 |
|---|---|---|
| 5305-00-083-4611 | No Name Available | 03/01/1986 |
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 |
|---|---|
| NAS1580V4R8 | Close Tolerance Screw |
FAQs
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Does NSN 5305-01-168-0879 contain precious materials?
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When the NSN 5305-01-168-0879 was assigned to the Federal Catalog?
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