NASM 17987

View detailed technical data, stock status, and sourcing information for: NASM 17987
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part NASM 17987 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-311-3075

Item Name Code

05277

Assigment Date

11/23/1989 (36 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, right-hand thread direction, prevailing torque with nonmetallic insert locking feature, 0.575 inches minimum and 0.610 inches maximum nut height, hexagon nut style

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: 0.575 inches minimum and 0.610 inches maximum
Width Across Flats: 0.741 inches minimum and 0.752 inches maximum
Temp Rating: 450.0 fahrenheit nominal
Thread Series: unc
Thread Quantity Per Inch: 13
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: plastic polyimide locking insert
Material: steel comp 1137 nut
Material Document And Classification: 66 fed std single material response nut
Material Document And Classification: vespel mfr ref single material response locking insert

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
MS17829-8CMOD	Hexagon Self-Locking Nut
NASM 17987	Hexagon Self-Locking Nut
NASM 25027	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-311-3075?

The FSCG of the NSN 5310-01-311-3075 is 5310

Does the NSN 5310-01-311-3075 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-311-3075 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 5310-01-311-3075 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-311-3075 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 5310-01-311-3075 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Thu, Nov 23, 1989