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5310-01-143-5050

Find complete technical information, availability, and procurement data for: 5310-01-143-5050

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5310-01-143-5050
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-01-143-5050
Item Name Code
01869
Assigment Date
12/05/1982 (43 years ago)

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes:thrust type washer.

2.837 inches minimum and 2.857 inches maximum outside diameter, 0.150 inches minimum and 0.170 inches maximum external straight key width, 0.935 inches minimum and 0.955 inches maximum distance from centerline to top of internal key, 0.290 inches minimum and 0.300 inches maximum internal straight key width, 2.280 inches minimum and 2.300 inches maximum 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
2.280 inches minimum and 2.300 inches maximum
Outside Diameter
2.837 inches minimum and 2.857 inches maximum
External Straight Key Width
0.150 inches minimum and 0.170 inches maximum
Internal Straight Key Width
0.290 inches minimum and 0.300 inches maximum
Distance From Centerline To Top Of Internal Key
0.935 inches minimum and 0.955 inches maximum
Overall Distance Including Keys
3.037 inches minimum and 3.057 inches maximum
External Key Quantity
4
Internal Key Quantity
2
Material Thickness
0.046 inches minimum and 0.054 inches maximum
Hardness Rating
32.0 rockwell c minimum and 36.0 rockwell c maximum
Surface Finish
63.0 microinches bottom
Surface Finish
63.0 microinches top
Part Name Assigned By Controlling Agency
navy special project
Special Features
internal keys 180.0 degrees apart offset 17 deg 36 min 31 sec from center line of external keys
Material
steel comp 4130 or steel comp 4340 overall
Material Document And Classification
mil-s-18729 mil spec 1st material response or ams 6415 assn std 2nd material response overall
Surface Treatment
phosphate overall
Surface Treatment Document And Classification
dod-p-16232,ty z,cl 4 mil spec 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
BACW10BW52 Key Washer

FAQs

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

What is the FSCG of the NSN 5310-01-143-5050?
The FSCG of the NSN 5310-01-143-5050 is 5310
Does the NSN 5310-01-143-5050 have a Schedule B code assigned?
Yes, the Schedule B code is 7318220000
Does NSN 5310-01-143-5050 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 5310-01-143-5050 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-01-143-5050 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 5310-01-143-5050 was assigned to the Federal Catalog?
It was assigned 43 years ago, on Sun, Dec 5, 1982

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