81221S41-88ALT5PC14

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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-253-4915

Item Name Code

06672

Assigment Date

01/01/1963 (63 years ago)

3a thread class, right-hand thread direction, 0.406 inches minimum and 0.438 inches maximum fastener length, headless (setscrew) head style, 0.438 inches maximum 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: 3a
Thread Direction: right-hand
Thread Length: 0.438 inches maximum
Fastener Length: 0.406 inches minimum and 0.438 inches maximum
Head Style: headless (setscrew)
Point Style: cup
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Material: copper alloy 462 or copper alloy 464 or copper alloy 482 or copper alloy 485 overall
Material Document And Classification: qq-b-637 fed spec all material responses overall
Thread Series Designator: unc

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7AD6D603APC16	Setscrew
7AD6D603BPC16	Setscrew
81221S41-88ALT5PC14	Setscrew
81223S41-982PC16	Setscrew
81223S41-984PC16	Setscrew
81223S41-986ALT1PC16	Setscrew
81223S41-988ALT2PC16	Setscrew
ADD2766A	Setscrew
ADE2766A	Setscrew
AFA2766A	Setscrew
AFB2766A	Setscrew
AM55S61-0849PC16	Setscrew
AM55S61-0850PC16	Setscrew
AVP10S61-0922PC16	Setscrew
AVP10S61-0923PC16	Setscrew
BB55S61-01112PC16	Setscrew
BB55S61-01113PC16	Setscrew
MAD3G603APC16	Setscrew
MAD6G603APC16	Setscrew
MAD7G603APC16	Setscrew
MADG603BPC16	Setscrew
MAFB603BPC14	Setscrew
SS179S41-0551PC25	Setscrew
SS179S41-0555PC25	Setscrew
SS228S47-010PC16	Setscrew
SS228S47-09PC16	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-00-253-4915?

The FSCG of the NSN 5305-00-253-4915 is 5305

Does the NSN 5305-00-253-4915 have a Schedule B code assigned?

Yes, the Schedule B code is 7415338550

Does NSN 5305-00-253-4915 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 5305-00-253-4915 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-253-4915 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 5305-00-253-4915 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963