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5310-01-064-3620

Find complete technical information, availability, and procurement data for: 5310-01-064-3620

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5310-01-064-3620
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-01-064-3620
Item Name Code
29729
Assigment Date
08/23/1978 (47 years ago)

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.

0.531 inches maximum washer outside diameter, 3b thread class, dry film lubricant lubrication, prevailing torque all metal design locking feature, right-hand thread direction

Product Characteristics

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

Thread Class
3b
Thread Direction
right-hand
Locking Feature
prevailing torque all metal design
Washer Outside Diameter
0.531 inches maximum
Lubrication
dry film lubricant
Overall Height
0.385 inches maximum
Nut Style
double hexagon
Washer Thickness
0.035 inches minimum
Width Across Flats
0.367 inches minimum and 0.376 inches maximum
Temp Rating
450.0 fahrenheit maximum
Thread Series
unjf
Thread Quantity Per Inch
24
Hardness Rating
45.0 rockwell c maximum
Nominal Thread Size
0.312 inches
Material
steel comp 601 or steel comp h11 overall
Material Document And Classification
ams 6304 assn std 1st material response or ams 6485 assn std 2nd material response or ams 6487 assn std 2nd material response overall
Surface Treatment
cadmium overall
Surface Treatment Document And Classification
ams 2401-3 assn std single treatment response overall
Specification/Standard Data
80205-nas1758 professional/industrial association standard

Replaces National Stock Numbers

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

NSN Name Date
5310-01-040-4736 No Name Available 10/01/1991

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
67832-5 Extended Washer Self-Locking Nut
BACN10HR5 Extended Washer Self-Locking Nut
BMNN10HR5 Extended Washer Self-Locking Nut
H96-5 Extended Washer Self-Locking Nut
NAS1758L5 Extended Washer Self-Locking Nut
RMLH22-5 Extended Washer Self-Locking Nut
SL7058-5 Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-064-3620?
The FSCG of the NSN 5310-01-064-3620 is 5310
Does the NSN 5310-01-064-3620 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-01-064-3620 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 5310-01-064-3620 contain precious materials?
Precious metal content is unknown
Does NSN 5310-01-064-3620 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 5310-01-064-3620 was assigned to the Federal Catalog?
It was assigned 47 years ago, on Wed, Aug 23, 1978

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