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5305-00-701-7997

Find complete technical information, availability, and procurement data for: 5305-00-701-7997

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5305-00-701-7997
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-701-7997
Item Name Code
06657
Assigment Date
02/12/1968 (58 years ago)

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.

right-hand thread direction, 1.625 inches nominal fastener length, flat countersunk head style, 0.375 inches minimum thread 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
0.375 inches minimum
Fastener Length
1.625 inches nominal
Head Style
flat countersunk
Head Diameter
0.468 inches minimum and 0.473 inches maximum
Internal Drive Style
torque set
Nominal Thread Diameter
0.312 inches
Thread Quantity Per Inch
24
Minimum Tensile Strength
160000 pounds per square inch
Countersink Angle
100.0 degrees nominal
Screw Material
steel comp 4130
Screw Material Document And Classification
mil-s-6758,d4 mil spec single material response
Screw Surface Treatment
cadmium and chromate
Thread Series Designator
unf

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
7S37-5A20 Machine Screw

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5305-00-701-7997?
The FSCG of the NSN 5305-00-701-7997 is 5305
Does the NSN 5305-00-701-7997 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-701-7997 require demilitarization?
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.
Does NSN 5305-00-701-7997 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-701-7997 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5305-00-701-7997 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Mon, Feb 12, 1968

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