204-010-128-001

View detailed technical data, stock status, and sourcing information for: 204-010-128-001
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-076-9864

Item Name Code

15933

Assigment Date

01/01/1963 (63 years ago)

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes:washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

3.515 inches nominal hole diameter, 0.220 inches nominal material thickness, 3.555 inches nominal top recess diameter, 90.0 degrees nominal bottom recess angle, 4.200 inches nominal outside diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Hole Diameter: 3.515 inches nominal
Outside Diameter: 4.200 inches nominal
Material Thickness: 0.220 inches nominal
Top Recess Diameter: 3.555 inches nominal
Bottom Recess Angle: 90.0 degrees nominal
Top Recess Angle: 90.0 degrees nominal
Bottom Recess Diameter: 3.555 inches nominal
Material: steel or steel comp 416 overall
Material Document And Classification: ams6371 assn std single material response or qq-s-763 fed spec single material response overall
Surface Treatment: cadmium or passivate overall
Surface Treatment Document And Classification: bpspw4006,type 1,class b,fscm 97499 mfr ref single treatment response or qq-p-416 fed spec single treatment response or bps fw4138,fscm 97499 mfr ref single treatment response overall
Style Designator: recessed both sides

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
204-010-128-001	Recessed Washer
204-010-128-1	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-00-076-9864?

The FSCG of the NSN 5310-00-076-9864 is 5310

Does the NSN 5310-00-076-9864 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-076-9864 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 5310-00-076-9864 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-076-9864 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 5310-00-076-9864 was assigned to the Federal Catalog?

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