SR621

View detailed technical data, stock status, and sourcing information for: SR621
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part SR621 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-01-449-8257

Item Name Code

11444

Assigment Date

10/16/1997 (28 years ago)

An item designed to transmit manual, rotary or linear motion to other devices. May include detachable or nondetachable stud (shaft), pointer, or skirt. It may have reference markings in the form of dots, arrows, hairlines, and/or symbols which may be used in conjunction with a calibrated panel, vernier indicator, and the like to indicate the position or motion of items. For items having spokes or simulated spokes radiating from near the center to near the outside rim of the item and relatively thin round disk-shaped items 3 inches (76.2 mm) in diameter or over, see handwheel. For items calibrated in units or series of divisions to denote relative positioning of devices see dial, control. Excludes:doorknob; and handle (as modified).

right-hand thread direction, 3/4-16 unf insert size, 0.930 inches minimum and 0.950 inches maximum length, 0.940 inches nominal thread length, 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
Thread Length: 0.940 inches nominal
Length: 0.930 inches minimum and 0.950 inches maximum
Insert Size: 3/4-16 unf
Thread Quantity Per Inch: 16
Nominal Thread Size: 0.750 inches
Special Features: hi-strength; 4 point drive
Material: steel comp 630 overall
Material Document And Classification: ams 5643 assn std single material response overall
Style Designator: serrated
Thread Series Designator: unf

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
SR621	Screw Thread Insert

FAQs

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

What is the FSCG of the NSN 5325-01-449-8257?

The FSCG of the NSN 5325-01-449-8257 is 5325

Does the NSN 5325-01-449-8257 have a Schedule B code assigned?

Yes, the Schedule B code is 9606100000

Does NSN 5325-01-449-8257 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 5325-01-449-8257 contain precious materials?

Item does not contain precious metal.

Does NSN 5325-01-449-8257 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 5325-01-449-8257 was assigned to the Federal Catalog?

It was assigned 28 years ago, on Thu, Oct 16, 1997