18D08

View detailed technical data, stock status, and sourcing information for: 18D08
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-877-5795

Item Name Code

05277

Assigment Date

01/01/1962 (64 years ago)

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes:nut (1), self-locking, cap.

3b thread class, soluble lubricant lubrication, right-hand thread direction, prevailing torque with nonmetallic insert locking feature, 0.511 inches minimum and 0.551 inches maximum nut counterbore diameter

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
Counterbore Diameter: 0.511 inches minimum and 0.551 inches maximum nut
Lubrication: soluble lubricant
Nut Style: hexagon
Nut Height: 0.575 inches minimum and 0.610 inches maximum
End Item Identification: w/s:support equipment, b-52 aircraft; support equipment, b-1 aircraft; elevators, aircraft; airborne mobile dir air spt ctl (2id), (02m jul83)(an/uyq-3a); shipboard material handling equipment (mhe); fire pumps; l.p. compressors; close in weapon system (ciws-phalanx); aircraft (ac-130h, mc-130h, ec-130e, hc-130);hiab crane (heavy expanded mobility tactical trucks); logistics support vessel
Width Across Flats: 0.741 inches minimum and 0.752 inches maximum
Temp Rating: 250.0 fahrenheit nominal
Thread Series: unf
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.500 inches
Countersink Angle: 88.0 degrees nominal nut
Bearing Surface Type: chamfered or washer faced
Bearing Surface Finish: 125.0 microinches
Material: steel comp 1006 or steel comp 1008 or steel comp 1009 or steel comp 1010 or steel comp 1015 or steel comp 1018 or steel comp 1035 or steel comp 11l37 or steel comp 1213 or steel comp 12l14 nut
Surface Treatment: cadmium and chromate nut
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 3 fed spec single treatment response nut

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-030-4394	No Name Available	01/01/1989
5310-00-050-3322	No Name Available	05/01/1980
5310-00-545-4622	No Name Available	02/12/1968
5310-00-582-9133	No Name Available	02/01/1983
5310-00-680-5256	No Name Available	09/26/2014
5310-00-997-3082	No Name Available	07/05/1967
5310-01-008-6780	No Name Available	04/01/1984

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
029NE080	Hexagon Self-Locking Nut
10082630	Hexagon Self-Locking Nut
18D08	Hexagon Self-Locking Nut
2533408PC119	Hexagon Self-Locking Nut
2951304	Hexagon Self-Locking Nut
29E-080	Hexagon Self-Locking Nut
525-628-90459	Hexagon Self-Locking Nut
5310008775795	Hexagon Self-Locking Nut
5310PL0890468	Hexagon Self-Locking Nut
853676-00	Hexagon Self-Locking Nut
870129-00	Hexagon Self-Locking Nut
88-159-84	Hexagon Self-Locking Nut
901676	Hexagon Self-Locking Nut
MS21044-N8	Hexagon Self-Locking Nut
MS21044N8	Hexagon Self-Locking Nut
MS51843-37	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-877-5795?

The FSCG of the NSN 5310-00-877-5795 is 5310

Does the NSN 5310-00-877-5795 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-877-5795 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 5310-00-877-5795 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-877-5795 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 5310-00-877-5795 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962