NAS1297-3D86
View detailed technical data, stock status, and sourcing information for: NAS1297-3D86
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A high strength, 160,000 pounds per square inch (1100 megapascals) minimum tensile strength externally threaded fastener designed for use in applications involving great shear stress. The head is designed to accommodate an external wrench or driver. The head is not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. The unthreaded portion is of specific grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. Items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015) of an inch (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. A locking feature may be incorporated in the design of the head or threads. See bolt, machine and bolt, clevis.
0.428 inches minimum and 0.440 inches maximum width between flats, 0.300 inches minimum and 0.393 inches maximum thread length, 3a thread class, 0.140 inches minimum and 0.172 inches maximum head height, 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
- 0.300 inches minimum and 0.393 inches maximum
- Head Height
- 0.140 inches minimum and 0.172 inches maximum
- Width Between Flats
- 0.428 inches minimum and 0.440 inches maximum
- Shoulder Diameter
- 0.246 inches minimum and 0.249 inches maximum first shoulder
- Shoulder Length
- 5.375 inches minimum and 5.395 inches maximum first shoulder
- Shank Unthreaded Hole Diameter
- 0.070 inches minimum and 0.080 inches maximum first hole
- Nominal Thread Diameter
- 0.190 inches
- Thread Quantity Per Inch
- 32
- Hardness Rating
- 26.0 rockwell c minimum and 32.0 rockwell c maximum overall
- Distance From Head Largest Bearing Surface To Shank Hole Center
- 5.554 inches minimum and 5.634 inches maximum first hole
- Shoulder Shape
- round first shoulder
- Part Name Assigned By Controlling Agency
- navy special project
- Material Document And Classification
- mil-s-5626 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or mil-s-6050 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-6758 mil spec 5th material response or ams 6300 assn std 6th material response overall
- Surface Treatment Document And Classification
- qq-p-416 ty 2 cl 3 fed spec single treatment response overall
- Thread Series Designator
- unjf
- Specification/Standard Data
- 80205-nas1297 professional/industrial association standard
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 |
|---|---|
| NAS1297-3D86 | Shoulder Bolt |
FAQs
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What is the FSCG of the NSN 5306-00-492-2481?
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Does NSN 5306-00-492-2481 contain hazardous materials?
When the NSN 5306-00-492-2481 was assigned to the Federal Catalog?
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