NSN 4920-01-059-8857

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.

4920-01-059-8857, no name available.

NSN 4920-01-059-8857 Datasheet

(NSN) National Stock Number

4920-01-059-8857

(FSG) Federal Supply Group

49 - Maintenance and Repair Shop Equipment

(FSC) Federal Supply Classification

4920 - Aircraft Maintenance and Repair Shop Specialized Equipment

(NIIN) National Item Identification Number

01-059-8857

Requires Demilitarization

Yes

Date

Wed, May 3, 1978

Identification

Demilitarization Code

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.

Precious Metals Indicator

U - Precious metal content is unknown

Hazardous Metals Indicator

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Source of Supply Code

XZZ -

Questions & Answers

1. What is the FSCG of the NSN 4920-01-059-8857?

   The FSCG of the NSN 4920-01-059-8857 is 4920

2. Does NSN 4920-01-059-8857 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.

3. Does NSN 4920-01-059-8857 contain precious materials?

   Precious metal content is unknown

4. Does NSN 4920-01-059-8857 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.

5. When the NSN 4920-01-059-8857 was assigned to the Federal Catalog?

   It was assigned 48 years ago, on Wed, May 3, 1978