891-27-01

View detailed technical data, stock status, and sourcing information for: 891-27-01
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-266-3850

Item Name Code

15938

Assigment Date

10/24/1987 (38 years ago)

A pliable rubber, felt, leather, or composition ring-shaped element, split or solid; with or without spring or spreader, having a metal shell on all or a portion of at least two of the outer surfaces. It may be designed to be either bolt mounted or pressmounted between fixed and moveable parts to form a tight and effective seal by the pressure of the spring or spreader or the resiliency inherent in the element material. Excludes:packing with retainer.

0.038 inches nominal overall height, 0.002 inches nominal material thickness, 0.250 inches nominal outside diameter, copper alloy 172 overall material, 0.170 inches nominal hole 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: 0.170 inches nominal
Outside Diameter: 0.250 inches nominal
Overall Height: 0.038 inches nominal
Material Thickness: 0.002 inches nominal
Material: copper alloy 172 overall
Material Document And Classification: qq-c-533,1/2 hard fed spec single material response overall
Precious Material And Location: all surfaces gold
Precious Material: gold
Surface Treatment: gold overall
Surface Treatment Document And Classification: mil-g-45204,ty 3,cl 1 mil spec single treatment response overall

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
704AS1027	Spring Tension Washer
891-27-01	Spring Tension Washer

FAQs

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

What is the FSCG of the NSN 5310-01-266-3850?

The FSCG of the NSN 5310-01-266-3850 is 5310

Does the NSN 5310-01-266-3850 have a Schedule B code assigned?

Yes, the Schedule B code is 7415210000

Does NSN 5310-01-266-3850 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 5310-01-266-3850 contain precious materials?

Item contains gold.

Does NSN 5310-01-266-3850 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 5310-01-266-3850 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Sat, Oct 24, 1987