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5305-01-420-7631

Find complete technical information, availability, and procurement data for: 5305-01-420-7631

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5305-01-420-7631
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-420-7631
Item Name Code
06657
Assigment Date
10/25/1995 (30 years ago)

A deformable material which prevents the passage of matter through the joint formed when two faces are joined. It may be metallic or nonmetallic, lubricated or impregnated, solid or hollow cross section. It may be made to any predetermined dimension and shape. Excludes:flat disks, items made of felt material and items having joints. For round metal and plastic items with an aperture and a solid rectangular cross section, see washer, flat; shim; bearing, washer, thrust; and spacer ring. Excludes:disk, valve; seal, nonmetallic angle; seal, nonmetallic channel; seal, nonmetallic special shaped section; shielding gasket, electronic; and ring, sealing jar.

0.375 inches nominal fastener length, 0.375 inches nominal thread length, pan head style, 2a thread class, right-hand thread direction

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
0.375 inches nominal
Fastener Length
0.375 inches nominal
Head Style
pan
Head Diameter
0.306 inches minimum and 0.322 inches maximum
Head Height
0.105 inches minimum and 0.115 inches maximum
Locking Feature
strip or pellet or patch
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.164 inches
Thread Quantity Per Inch
32
Screw Material
steel corrosion resisting
Thread Series Designator
unc
Nondefinitive Spec/Std Data
3 type and 9c style

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
0.16432UNC2A.375CRES Machine Screw
524-6640813FINDAY-1-34 Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-420-7631?
The FSCG of the NSN 5305-01-420-7631 is 5305
Does the NSN 5305-01-420-7631 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-420-7631 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 5305-01-420-7631 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-420-7631 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 5305-01-420-7631 was assigned to the Federal Catalog?
It was assigned 30 years ago, on Wed, Oct 25, 1995

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