566-6985426-78

View detailed technical data, stock status, and sourcing information for: 566-6985426-78
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-041-2868

Item Name Code

05277

Assigment Date

05/22/1977 (49 years ago)

A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, knurled. (when height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

hexagon nut style, 3b thread class, 1.130 inches minimum and 1.266 inches maximum nut height, right-hand thread direction, prevailing torque with nonmetallic insert locking feature

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 with nonmetallic insert
Nut Style: hexagon
Nut Height: 1.130 inches minimum and 1.266 inches maximum
Width Across Flats: 1.614 inches minimum and 1.634 inches maximum
Temp Rating: 250.0 fahrenheit nominal
Thread Series: unc
Thread Quantity Per Inch: 7
Nominal Thread Size: 1.125 inches
Criticality Code Justification: zzzx
Bearing Surface Type: chamfered
Material: copper alloy and nickel alloy overall
Departure From Cited Designator: material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-01-167-3873	No Name Available	11/26/1996
5310-01-254-1244	No Name Available	09/01/1989

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
1.125-7UNC-3BNICU	Hexagon Self-Locking Nut
1.125-7UNC-3BNICUL1	Hexagon Self-Locking Nut
167-6404610 FIND 133	Hexagon Self-Locking Nut
167-6404610 FIND 133L1	Hexagon Self-Locking Nut
211026367	Hexagon Self-Locking Nut
211026367L1	Hexagon Self-Locking Nut
218006574FA	Hexagon Self-Locking Nut
218006574FAL1	Hexagon Self-Locking Nut
2567373 PIECE 009	Hexagon Self-Locking Nut
2567373 PIECE 009L1	Hexagon Self-Locking Nut
2642-749-01 ITEM 28L1	Hexagon Self-Locking Nut
4457005 PIECE 44	Hexagon Self-Locking Nut
4457005 PIECE 44L1	Hexagon Self-Locking Nut
566-6404316 FIND 27	Hexagon Self-Locking Nut
566-6404316 FIND 27L1	Hexagon Self-Locking Nut
566-6985426-78	Hexagon Self-Locking Nut
566-6985426-78L1	Hexagon Self-Locking Nut
566-7067173-27	Hexagon Self-Locking Nut
566-7067173-27L1	Hexagon Self-Locking Nut
5923402 PIECE 35	Hexagon Self-Locking Nut
5923402 PIECE 35L1	Hexagon Self-Locking Nut
595-7067878-50	Hexagon Self-Locking Nut
595-7067878-50L1	Hexagon Self-Locking Nut
595-8837206-33	Hexagon Self-Locking Nut
595-8837206-33L1	Hexagon Self-Locking Nut
596-7410287-28	Hexagon Self-Locking Nut
596-7410287-28L1	Hexagon Self-Locking Nut
60-08-0437	Hexagon Self-Locking Nut
60-08-0437L1	Hexagon Self-Locking Nut
6305-11 PIECE 44	Hexagon Self-Locking Nut
6305-11 PIECE 44L1	Hexagon Self-Locking Nut
6305-53 PIECE 35	Hexagon Self-Locking Nut
6305-53 PIECE 35L1	Hexagon Self-Locking Nut
7383858-264274901-28L1	Hexagon Self-Locking Nut
803-4385058 PIECE 16	Hexagon Self-Locking Nut
803-4385058 PIECE 16L1	Hexagon Self-Locking Nut
845-4558733 ITEM 28L1	Hexagon Self-Locking Nut
B434-2430-28	Hexagon Self-Locking Nut
B434-2430-28L1	Hexagon Self-Locking Nut
H547-0001-264274901-28L1	Hexagon Self-Locking Nut
H621-0102-78	Hexagon Self-Locking Nut
H621-0102-78L1	Hexagon Self-Locking Nut
H625-0312-27	Hexagon Self-Locking Nut
H625-0312-27L1	Hexagon Self-Locking Nut
H692-1805-50	Hexagon Self-Locking Nut
H692-1805-50L1	Hexagon Self-Locking Nut
LSA003578-33	Hexagon Self-Locking Nut
LSA003578-33L1	Hexagon Self-Locking Nut
MS17828-18CL1	Hexagon Self-Locking Nut
R6921805-33	Hexagon Self-Locking Nut
R6921805-33L1	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-041-2868?

The FSCG of the NSN 5310-01-041-2868 is 5310

Does NSN 5310-01-041-2868 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 5310-01-041-2868 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-041-2868 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 5310-01-041-2868 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Sun, May 22, 1977