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5305-00-452-9498

Find complete technical information, availability, and procurement data for: 5305-00-452-9498

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5305-00-452-9498
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-452-9498
Item Name Code
06657
Assigment Date
05/08/1970 (56 years ago)

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.

2a thread class, right-hand thread direction, 0.312 inches nominal fastener length, pan no. 2 head style, 0.281 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
0.281 inches nominal
Fastener Length
0.312 inches nominal
Head Style
pan no. 2
Head Diameter
0.210 inches nominal
Head Height
0.065 inches nominal
Internal Drive Style
slot
Nominal Thread Diameter
0.112 inches
Thread Quantity Per Inch
40
Part Name Assigned By Controlling Agency
navy special project
Screw Material
steel corrosion resisting
Thread Series Designator
unc

Related Parts

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Part Number Name
61-4101 Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-452-9498?
The FSCG of the NSN 5305-00-452-9498 is 5305
Does the NSN 5305-00-452-9498 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-452-9498 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 5305-00-452-9498 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-452-9498 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 5305-00-452-9498 was assigned to the Federal Catalog?
It was assigned 56 years ago, on Fri, May 8, 1970

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