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5310-00-550-0284

Find complete technical information, availability, and procurement data for: 5310-00-550-0284

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5310-00-550-0284
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-00-550-0284
Item Name Code
14218
Assigment Date
01/01/1963 (63 years ago)

A washer, usually round, with a centrally-located hole. Its edges and two bearing surfaces are designed in such a way that applied pressure brings into play the spring tension and/or frictional locking principle that materially resists any tendency toward turning. It may be made of one or two pieces.

0.017 inches minimum and 0.021 inches maximum material thickness, 80.0 degrees minimum and 82.0 degrees maximum countersink angle, 40.0 rockwell c minimum and 50.0 rockwell c maximum hardness rating, 0.140 inches minimum and 0.150 inches maximum hole diameter, 0.289 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
0.140 inches minimum and 0.150 inches maximum
Outside Diameter
0.289 inches nominal
Material Thickness
0.017 inches minimum and 0.021 inches maximum
Hardness Rating
40.0 rockwell c minimum and 50.0 rockwell c maximum
Countersink Angle
80.0 degrees minimum and 82.0 degrees maximum
Material
steel comp 1050 or steel comp 1551 or steel comp 1552 or steel comp 1053 or steel comp 1055 or steel comp 1059 or steel comp 1060 or steel comp 1561 or steel comp 1064 overall
Material Document And Classification
66 fed std all material responses overall
Surface Treatment
cadmium overall
Surface Treatment Document And Classification
qq-p-416,ty 2,cl 3 fed spec single treatment response overall
Style Designator
countersink external teeth
Nondefinitive Spec/Std Data
4 type and 1 style and a grade and 1 composition

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5310-00-194-9207 No Name Available 11/24/1967
5310-00-209-1364 No Name Available 01/01/1983
5310-01-004-5028 No Name Available 01/01/1983

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
0740797 Lock Washer
5310005500284 Lock Washer
MS35336-9 Lock Washer
NWL004-103-002 Lock Washer
PT1506 Lock Washer

FAQs

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

What is the FSCG of the NSN 5310-00-550-0284?
The FSCG of the NSN 5310-00-550-0284 is 5310
Does the NSN 5310-00-550-0284 have a Schedule B code assigned?
Yes, the Schedule B code is 7318210000
Does NSN 5310-00-550-0284 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 5310-00-550-0284 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-550-0284 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 5310-00-550-0284 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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