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5310-01-320-3874

Find complete technical information, availability, and procurement data for: 5310-01-320-3874

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5310-01-320-3874
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-01-320-3874
Item Name Code
01869
Assigment Date
05/24/1990 (36 years ago)

A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.

0.388 inches minimum and 0.398 inches maximum distance from centerline to top of internal key, 0.115 inches minimum and 0.135 inches maximum internal straight key width, 1.345 inches minimum and 1.405 inches maximum outside diameter, 0.944 inches minimum and 0.954 inches maximum hole diameter, 1 internal key quantity

Product Characteristics

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

Hole Diameter
0.944 inches minimum and 0.954 inches maximum
Outside Diameter
1.345 inches minimum and 1.405 inches maximum
Internal Straight Key Width
0.115 inches minimum and 0.135 inches maximum
Distance From Centerline To Top Of Internal Key
0.388 inches minimum and 0.398 inches maximum
Internal Key Quantity
1
Material Thickness
0.088 inches minimum and 0.098 inches maximum
Material
steel comp 1018 or steel comp 1020 or steel comp 1025 overall
Material Document And Classification
astm a108 assn std all material responses overall
Surface Treatment
cadmium and chromate overall
Surface Treatment Document And Classification
qq-p-416,type 2,class 3 assn std single treatment response overall
Style Designator
key

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
MS21258C15 Key Washer

FAQs

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

What is the FSCG of the NSN 5310-01-320-3874?
The FSCG of the NSN 5310-01-320-3874 is 5310
Does the NSN 5310-01-320-3874 have a Schedule B code assigned?
Yes, the Schedule B code is 7318220000
Does NSN 5310-01-320-3874 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 5310-01-320-3874 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-01-320-3874 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 5310-01-320-3874 was assigned to the Federal Catalog?
It was assigned 36 years ago, on Thu, May 24, 1990

Professional Distribution

Certified to meet the strict requirements of defense, aerospace, and hazardous materials distribution.

  • ITAR Registered
  • DDTC Registered
  • HAZMAT Certified
  • AS9120 Quality Standards
  • 100% Quality Inspections

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Pricing

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ITAR Registered

In Stock

This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.

New Material 458
New Surplus 36
Serviceable 1
Total 495
Availability of this item was last updated on: 05/14/2026 02:05 AM EDT. Stock levels and pricing are subject to change.

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