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4052303P1

View detailed technical data, stock status, and sourcing information for: 4052303P1

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4052303P1
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-398-8788
Item Name Code
06657
Assigment Date
11/10/1994 (31 years ago)

A washer, round in shape, and having a centrally located hole. One bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing sleeve; or spacer, sleeve. Excludes:insulator, washer and thrust type washers.

flat chamfer head style, 2a thread class, 0.680 inches nominal fastener length, 0.590 inches nominal thread length, 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
0.590 inches nominal
Fastener Length
0.680 inches nominal
Head Style
flat chamfer
Head Diameter
0.875 inches nominal
Head Height
0.250 inches nominal
Hole Diameter
0.340 inches minimum and 0.360 inches maximum
Internal Drive Style
slot
Nominal Thread Diameter
0.375 inches
Hole Quantity
1
Thread Quantity Per Inch
24
Part Name Assigned By Controlling Agency
navy special project
Screw Material
steel comp 304
Screw Material Document And Classification
qq-s-763 fed spec single material response
Screw Surface Treatment
passivate
Head Hole Configuration Style
round longitudinal hole
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
4052303P1 Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-398-8788?
The FSCG of the NSN 5305-01-398-8788 is 5305
Does the NSN 5305-01-398-8788 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-398-8788 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 5305-01-398-8788 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-398-8788 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 5305-01-398-8788 was assigned to the Federal Catalog?
It was assigned 31 years ago, on Thu, Nov 10, 1994

Professional Distribution

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