120-276C3T27P

View detailed technical data, stock status, and sourcing information for: 120-276C3T27P
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-546-4125

Item Name Code

29294

Assigment Date

12/14/2006 (19 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.

0.155 inches nominal spline major diameter, 0.276 inches nominal thread length, 3a thread class, 1.964 inches nominal fastener length, 0.1885 inches minimum and 0.1895 inches maximum grip diameter

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 Length: 0.276 inches nominal
Fastener Length: 1.964 inches nominal
Spline Major Diameter: 0.155 inches nominal
Grip Diameter: 0.1885 inches minimum and 0.1895 inches maximum
Point Style: flat
Internal Drive Style: torx
End Item Identification: v-22 aircraft
Nominal Thread Diameter: 0.190 inches
Grip Length: 1.688 inches nominal
Thread Quantity Per Inch: 32
Surface Finish: 32.0 microinches grip
Material: steel corrosion resisting overall
Material Document And Classification: ams5731 assn std single material response and ams5732 assn std single material response and ams5737 assn std single material response or ams5853 assn std single material response overall
Surface Treatment: passivate or cadmium overall
Special Test Features: heat treat 160-190 ksi ftu precip harden per ams 5853
Thread Series Designator: unjc

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
120-276C3T27P	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-546-4125?

The FSCG of the NSN 5305-01-546-4125 is 5305

Does the NSN 5305-01-546-4125 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-546-4125 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 5305-01-546-4125 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-546-4125 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 5305-01-546-4125 was assigned to the Federal Catalog?

It was assigned 19 years ago, on Thu, Dec 14, 2006