NAS1606-17
View detailed technical data, stock status, and sourcing information for: NAS1606-17
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A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes:laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes:disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.
flat countersunk head style, right-hand thread direction, 3a thread class, 0.532 inches minimum and 0.682 inches maximum thread length, 1.687 inches minimum and 1.734 inches maximum fastener length
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
- 0.532 inches minimum and 0.682 inches maximum
- Fastener Length
- 1.687 inches minimum and 1.734 inches maximum
- Head Style
- flat countersunk
- Head Diameter
- 0.755 inches minimum and 0.760 inches maximum
- Shoulder Diameter
- 0.405 inches minimum and 0.406 inches maximum first shoulder
- Shoulder Length
- 0.903 inches minimum and 0.925 inches maximum first shoulder
- Internal Drive Style
- high-torque
- Nominal Thread Diameter
- 0.375 inches
- Thread Quantity Per Inch
- 24
- Minimum Tensile Strength
- 160000 pounds per square inch
- Hardness Rating
- 36.0 rockwell c minimum and 40.0 rockwell c maximum overall
- Countersink Angle
- 100.0 degrees nominal
- Shoulder Shape
- round first shoulder
- Material
- steel comp e4340 or steel comp 4340 or steel comp 8740 or steel comp 8735 or steel comp 6150 or steel comp 4140 or steel comp 4037 or steel comp 4130 overall
- Surface Treatment
- cadmium and chromate overall
- Surface Treatment Document And Classification
- qq-p-416,ty 2,cl 3 fed spec single treatment response overall
- Thread Series Designator
- unf
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5305-01-022-3799 | No Name Available | 11/24/2003 |
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 |
|---|---|
| NAS1606-17 | Shoulder Screw |
| NAS1606T17 | Shoulder Screw |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-00-846-8903?
Does the NSN 5305-00-846-8903 have a Schedule B code assigned?
Does NSN 5305-00-846-8903 require demilitarization?
Does NSN 5305-00-846-8903 contain precious materials?
Does NSN 5305-00-846-8903 contain hazardous materials?
When the NSN 5305-00-846-8903 was assigned to the Federal Catalog?
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