120-225-3-09

View detailed technical data, stock status, and sourcing information for: 120-225-3-09
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-524-1518

Item Name Code

29294

Assigment Date

09/23/2004 (21 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.

round extended washer head style, 0.688 inches nominal fastener length, 0.430 inches nominal thread length, right-hand thread direction, 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: 0.430 inches nominal
Fastener Length: 0.688 inches nominal
Head Style: round extended washer
Head Diameter: 0.375 inches nominal
Head Height: 0.094 inches nominal
Extended Washer Diameter: 0.437 inches nominal
Extended Washer Thickness: 0.027 inches nominal
Grip Diameter: 0.189 inches nominal
Internal Drive Style: cruciform ribbed
End Item Identification: support of pre-provisioning items for which navicp phil acts as poe (e-nsn isil)
Nominal Thread Diameter: 0.190 inches
Grip Length: 0.125 inches nominal
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 2000 pounds per square inch
Criticality Code Justification: agav
Part Name Assigned By Controlling Agency: screw, washer head, close tolerance, long thread, 95 ksi fsu
Material: steel comp 4340 overall
Material Document And Classification: ams6415 assn std 1st material response or mil-s-6049 mil spec 2nd material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416, type 2, class2 fed spec single treatment response overall
Thread Series Designator: unjf

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
120-225-3-09	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-524-1518?

The FSCG of the NSN 5305-01-524-1518 is 5305

Does the NSN 5305-01-524-1518 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-524-1518 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 5305-01-524-1518 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-524-1518 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 5305-01-524-1518 was assigned to the Federal Catalog?

It was assigned 21 years ago, on Thu, Sep 23, 2004