5310-01-187-8703

Find complete technical information, availability, and procurement data for: 5310-01-187-8703
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-187-8703

Item Name Code

29730

Assigment Date

08/27/1984 (41 years ago)

A rigid or flexible item of various shapes attached to a structure for the purpose of providing access for inspection, service, replacement of components and/or adjustments or mounting operations. It is designed to be attached by means of bolt holes, slots, mounting ears, tabs, and the like. To permit access, the mounted cover requires partial or complete removal. It may include an observation window. For items permanently attached by hinges and the like, see door, access (as modified). Excludes:all covers not specifically designed to provide access for the purposes listed above.

3b thread class, prevailing torque all metal design locking feature, right-hand thread direction, 0.224 inches minimum and 0.228 inches maximum first end counterbore diameter, 0.318 inches minimum and 0.322 inches maximum washer outside 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 all metal design
Washer Outside Diameter: 0.318 inches minimum and 0.322 inches maximum
Counterbore Diameter: 0.224 inches minimum and 0.228 inches maximum first end
Lubrication: dry film lubricant
Overall Height: 0.280 inches maximum
Nut Style: hexagon
Nut Counterbore Depth: 0.102 inches minimum and 0.112 inches maximum first end
Width Across Flats: 0.243 inches minimum and 0.251 inches maximum
Thread Series: unjf
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.190 inches
Material: aluminum alloy 7075 overall
Material Document And Classification: qq-a-225/9,t73 fed spec single material response overall
Surface Treatment: anodize overall
Surface Treatment Document And Classification: mil-a-8625 mil spec single treatment response overall

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
81559-1032	Extended Washer Self-Locking Nut
BACN10X13	Extended Washer Self-Locking Nut
BH00300-3	Extended Washer Self-Locking Nut
KFN600-3	Extended Washer Self-Locking Nut
KFN600-3-	Extended Washer Self-Locking Nut
LE114-0030-0003	Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-187-8703?

The FSCG of the NSN 5310-01-187-8703 is 5310

Does the NSN 5310-01-187-8703 have a Schedule B code assigned?

Yes, the Schedule B code is 7616995195

Does NSN 5310-01-187-8703 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 5310-01-187-8703 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-187-8703 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 5310-01-187-8703 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Mon, Aug 27, 1984