70LH1660-26

View detailed technical data, stock status, and sourcing information for: 70LH1660-26
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-685-2088

Item Name Code

05277

Assigment Date

01/01/1963 (63 years ago)

prevailing torque all metal design locking feature, 3b thread class, right-hand thread direction, hexagon nut style, 0.102 inches minimum and 0.107 inches maximum nut height

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
Nut Style: hexagon
Nut Height: 0.102 inches minimum and 0.107 inches maximum
Width Across Flats: 0.150 inches minimum and 0.157 inches maximum
Temp Rating: 800.0 fahrenheit nominal
Thread Series: unjc
Thread Quantity Per Inch: 56
Nominal Thread Size: 0.086 inches
Bearing Surface Type: chamfered
Material: steel comp 302 or steel comp 304 overall
Material Document And Classification: 66 fed std all material responses overall
Precious Material: silver
Surface Treatment: silver overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-857-5648	No Name Available	01/01/1960

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
10121595	Hexagon Self-Locking Nut
2037638PC2	Hexagon Self-Locking Nut
345005-4	Hexagon Self-Locking Nut
525-514-9024	Hexagon Self-Locking Nut
59FM256	Hexagon Self-Locking Nut
642AS0652-1	Hexagon Self-Locking Nut
70LH1660-26	Hexagon Self-Locking Nut
990113-13	Hexagon Self-Locking Nut
M020053-2	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-685-2088?

The FSCG of the NSN 5310-00-685-2088 is 5310

Does the NSN 5310-00-685-2088 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-685-2088 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 5310-00-685-2088 contain precious materials?

Item contains silver.

Does NSN 5310-00-685-2088 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 5310-00-685-2088 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963