MECD368755-13

View detailed technical data, stock status, and sourcing information for: MECD368755-13

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MECD368755-13
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-00-013-1182
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.

steel comp 1060 or steel comp 1080 overall material, 0.280 inches maximum outside diameter, 0.031 inches minimum and 0.037 inches maximum material thickness, 45.0 rockwell c minimum and 53.0 rockwell c maximum hardness rating, 0.168 inches minimum and 0.178 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
0.168 inches minimum and 0.178 inches maximum
Outside Diameter
0.280 inches maximum
Material Thickness
0.031 inches minimum and 0.037 inches maximum
Hardness Rating
45.0 rockwell c minimum and 53.0 rockwell c maximum
Material
steel comp 1060 or steel comp 1080 overall
Material Document And Classification
66,uns g10600 thru uns g10800 fed std all material responses overall
Surface Treatment
cadmium and chromate or zinc and chromate overall
Surface Treatment Document And Classification
qq-p-416,type 2,class 3 fed spec 1st treatment response or qq-z-325,type 2,class 3 fed spec 2nd treatment response overall
Style Designator
split helical-right hand
Specification/Standard Data
81348-ff-w-84 government specification and 96906-ms35337/canceled/ government standard and 24617-131182 manufacturers standard
Departure From Cited Document
ff-w-84,paragraph 3.3.1 cadmium plating or paragraph 3.3.2 zinc coating

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5310-00-606-8830 No Name Available 01/02/1975
5310-00-607-3689 No Name Available 01/01/1963

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
25704-281210-41-0 Lock Washer
34822S7 Lock Washer
MECD368755-13 Lock Washer
MS35337-23 Lock Washer
WA8-4CA Lock Washer

FAQs

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

What is the FSCG of the NSN 5310-00-013-1182?
The FSCG of the NSN 5310-00-013-1182 is 5310
Does the NSN 5310-00-013-1182 have a Schedule B code assigned?
Yes, the Schedule B code is 7318210000
Does NSN 5310-00-013-1182 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 5310-00-013-1182 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-013-1182 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 5310-00-013-1182 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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