R632-3/4

View detailed technical data, stock status, and sourcing information for: R632-3/4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-614-1982

Item Name Code

06657

Assigment Date

11/29/2012 (13 years ago)

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes:nut (1), self-locking, cap.

0.750 inches nominal fastener length, pan no. 2 head style, right-hand thread direction, 2a thread class, 0.750 inches nominal thread length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 2a
Thread Direction: right-hand
Thread Length: 0.750 inches nominal
Fastener Length: 0.750 inches nominal
Head Style: pan no. 2
Head Diameter: 0.294 inches maximum
Head Height: 0.097 inches maximum
Internal Drive Style: cross recess type iii
End Item Identification: mrap mrv(mine recov. vehicle
Nominal Thread Diameter: 0.138 inches
Features Provided: o ring
Thread Quantity Per Inch: 32
Part Name Assigned By Controlling Agency: sealing screw
Screw Material: steel corrosion resisting
Bearing Surface Of Head Surface Treatment: passivate
Head Surface Treatment: passivate
Screw Surface Treatment: passivate
Shank Surface Treatment: passivate
Special Features: this has an undercut-clear hole for an 0-ring to make this an air, water or gas-tight seal; the undercut is 0.147 inches minimum and 0.152 inches maximum; o-ring is made of silicone rubber
Thread Series Designator: unc

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
R632-3/4	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-614-1982?

The FSCG of the NSN 5305-01-614-1982 is 5305

Does the NSN 5305-01-614-1982 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-614-1982 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 5305-01-614-1982 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-614-1982 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 5305-01-614-1982 was assigned to the Federal Catalog?

It was assigned 13 years ago, on Thu, Nov 29, 2012