E103972 FIND 66

View detailed technical data, stock status, and sourcing information for: E103972 FIND 66
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-974-6642

Item Name Code

14218

Assigment Date

10/07/1966 (59 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.

35.0 rockwell c minimum and 43.0 rockwell c maximum hardness rating, 0.250 inches minimum and 0.270 inches maximum material thickness, 1.042 inches minimum and 1.071 inches maximum hole diameter, 1.661 inches maximum outside diameter, multiple launch rocket system (mlrs) end item identification

Product Characteristics

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

Hole Diameter: 1.042 inches minimum and 1.071 inches maximum
Outside Diameter: 1.661 inches maximum
Material Thickness: 0.250 inches minimum and 0.270 inches maximum
End Item Identification: multiple launch rocket system (mlrs)
Hardness Rating: 35.0 rockwell c minimum and 43.0 rockwell c maximum
Material: steel comp 301 or steel comp 302 or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 385 or steel comp 384 overall
Material Document And Classification: 66 fed std all material responses overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Style Designator: split helical-right hand

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-811-2958	No Name Available	05/28/1970

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
004-003005-029	Lock Washer
10121903	Lock Washer
35808-4ITEM160	Lock Washer
50P00182-0146	Lock Washer
D301088 FIND NO 85	Lock Washer
D305308 FIND NO 115	Lock Washer
D320448 FIND 109	Lock Washer
E101286 PC NO 66	Lock Washer
E102170 PC NO 66	Lock Washer
E103972 FIND 66	Lock Washer
E104459 FIND 66	Lock Washer
E108609 FIND 129	Lock Washer
MS35338-148	Lock Washer
WG105388	Lock Washer
WG107388	Lock Washer

FAQs

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

What is the FSCG of the NSN 5310-00-974-6642?

The FSCG of the NSN 5310-00-974-6642 is 5310

Does the NSN 5310-00-974-6642 have a Schedule B code assigned?

Yes, the Schedule B code is 7318210000

Does NSN 5310-00-974-6642 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 5310-00-974-6642 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-974-6642 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 5310-00-974-6642 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Fri, Oct 7, 1966