5305-00-059-7042
Close Tolerance Screw
Find complete technical information, availability, and procurement data for NSN 5305-00-059-7042 All details are based on official government and industry records to support accurate and compliant procurement.
A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (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. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.
0.656 inches minimum thread length, right-hand thread direction, 1.703 inches minimum and 1.750 inches maximum fastener length, 3a thread class, flat countersunk head style
Characteristics
Below are the official specifications and performance details for this part, including technical data, material composition, and compliance information.
- Thread Class
- 3a
- Thread Direction
- right-hand
- Thread Length
- 0.656 inches minimum
- Fastener Length
- 1.703 inches minimum and 1.750 inches maximum
- Head Style
- flat countersunk
- Head Diameter
- 0.884 inches minimum and 0.888 inches maximum
- Grip Diameter
- 0.4360 inches minimum and 0.4370 inches maximum
- Internal Drive Style
- high-torque
- Nominal Thread Diameter
- 0.437 inches
- Grip Length
- 1.062 inches nominal
- Thread Quantity Per Inch
- 20
- Minimum Tensile Strength
- 160000 pounds per square inch
- Hardness Rating
- 36.0 rockwell c minimum and 40.0 rockwell c maximum overall
- Countersink Angle
- 99.0 degrees minimum and 101.0 degrees maximum
- Surface Finish
- 32.0 microinches grip
- Surface Finish
- 32.0 microinches threads
- 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 overall
- Surface Treatment Document And Classification
- qq-p-416,type 2 class 3 fed spec all treatment responses overall
- Thread Series Designator
- unf
- Specification/Standard Data
- 80205-nas-587 professional/industrial association standard
Replaces National Stock Numbers
Below is a list of NSNs that have been officially replaced by the NSN 5305-00-059-7042
| NSN | Name | Date |
|---|---|---|
| 5305-00-638-9713 | No Name Available | 04/14/1969 |
Related Parts & Specifications
This NSN includes a range of related parts designed for specific operational needs. Review each item below to find in-depth specifications, functional details, and guidance for correct application and replacement.
| Part Number | Name |
|---|---|
| NAS587-17 | Close Tolerance Screw |
Classification Data
Detailed NSN information including identification codes, classification data, and key indicators used for cataloging, logistics, and supply management.
- Type of Item Identification
- Demilitarization
- Criticality
- Federal Item Identification Guide
- Precious Metals Indicator
- Pseudo Item Name Code
- Hazardous Material Indicator
- Schedule B Code
- 1 - Full descriptive item identification
- A - Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
- X - The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
- A003B0
- U - Precious metal content is unknown
- 0029294
- N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
- 7318152000
Freight Information
Comprehensive freight classifications, shipping codes, and handling specifications for domestic and international transport compliance.
- Major Organizational Entity
- National Motor Freight Classification Item Number
- National Motor Freight Classification Sub-Item Number
- Uniform Freight Classification Item Number
- National Motor Freight Class Rating
- Water Commodity
- Type of Cargo
- Special Hand
- Air Dimension
- Air Commodity
- National Motor Freight Description
- XX
- 093486
- Z
- 48950
- W - Rating variable
- 713 - Metal hardware
- Z - No special type of cargo code applicable
- 9 - Other or no special handling required (sh)
- A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
- BZ -
- bolts,nuts or screws, noi (sub 3)
FAQs
Get insights on installation procedures, operating conditions, care instructions, industry regulations, and common issues. FAQs below provide key information for 5305-00-059-7042
What is the FSCG of the NSN 5305-00-059-7042?
Does the NSN 5305-00-059-7042 have a Schedule B code assigned?
Does NSN 5305-00-059-7042 require demilitarization?
Does NSN 5305-00-059-7042 contain precious materials?
Does NSN 5305-00-059-7042 contain hazardous materials?
When the NSN 5305-00-059-7042 was assigned to the Federal Catalog?
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