T7C428

View detailed technical data, stock status, and sourcing information for: T7C428
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-776-8735

Item Name Code

05280

Assigment Date

01/01/1960 (66 years ago)

0.254 inches minimum nut counterbore diameter, prevailing torque all metal design locking feature, right-hand thread direction, 0.098 inches minimum and 0.103 inches maximum mounting hole diameter, 3b 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: 3b
Thread Direction: right-hand
Locking Feature: prevailing torque all metal design
Counterbore Diameter: 0.254 inches minimum nut
Mounting Hole Diameter: 0.098 inches minimum and 0.103 inches maximum
Nut Style: plate
Nut Length: 0.852 inches nominal
Nut Height: 0.281 inches nominal
Plate Thickness: 0.055 inches nominal
Nut Counterbore Depth: 0.062 inches minimum nut
Nut Mounting Provision: straight holes
Mounting Hole Arrangement Style: 2 holes
Distance From Aperture Center To Mounting Hole Center: 0.495 inches minimum and 0.505 inches maximum
Temp Rating: 450.0 fahrenheit maximum
Thread Series: unf
Thread Quantity Per Inch: 28
Hardness Rating: 49.0 rockwell c maximum
Nominal Thread Size: 0.250 inches
Material: iron alloy 660 overall
Material Document And Classification: ams 5525 assn std single material response or ams 5732 assn std single material response or ams 5737 assn std single material response overall
Precious Material And Location: all surfaces silver
Precious Material: silver
Surface Treatment: silver overall
Surface Treatment Document And Classification: ams 2410 assn std single treatment response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-814-6283	No Name Available	05/01/1998

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
12720-048	Plate Self-Locking Nut
LHTA55-2860-048	Plate Self-Locking Nut
MS21056-4	Plate Self-Locking Nut
R3000C4	Plate Self-Locking Nut
T7C428	Plate Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-776-8735?

The FSCG of the NSN 5310-00-776-8735 is 5310

Does the NSN 5310-00-776-8735 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-776-8735 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 5310-00-776-8735 contain precious materials?

Item contains silver.

Does NSN 5310-00-776-8735 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 5310-00-776-8735 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960