3M1262C4-3-5A

View detailed technical data, stock status, and sourcing information for: 3M1262C4-3-5A
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-700-7242

Item Name Code

29294

Assigment Date

04/11/2022 (4 years ago)

A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, knurled. (when height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

0.312 inches nominal thread length, right-hand thread direction, flat countersunk head style, 0.547 inches minimum and 0.577 inches maximum fastener 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: 0.312 inches nominal
Fastener Length: 0.547 inches minimum and 0.577 inches maximum
Head Style: flat countersunk
Head Diameter: 0.358 inches minimum and 0.365 inches maximum
Spline Major Diameter: 0.1540 inches minimum and 0.1560 inches maximum
Grip Diameter: 0.2485 inches minimum and 0.2495 inches maximum
Internal Drive Style: torx
End Item Identification: fairing, aircraft-aft, shroud, aileron
Nominal Thread Diameter: 0.250 inches
Grip Length: 0.176 inches minimum and 0.196 inches maximum
Thread Quantity Per Inch: 28
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Criticality Code Justification: agav
Part Name Assigned By Controlling Agency: screw, close tolerance
Material: nickel alloy 718 overall
Surface Treatment: passivate 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
11853C4-3-5A	Close Tolerance Screw
3M1262C4-3-5A	Close Tolerance Screw
TX1024C4-3-5A	Close Tolerance Screw
WC1262C4-3-5A	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-700-7242?

The FSCG of the NSN 5305-01-700-7242 is 5305

Does the NSN 5305-01-700-7242 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5305-01-700-7242 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 5305-01-700-7242 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-700-7242 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 5305-01-700-7242 was assigned to the Federal Catalog?

It was assigned 4 years ago, on Mon, Apr 11, 2022