5310-01-175-7603

Find complete technical information, availability, and procurement data for: 5310-01-175-7603
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-175-7603

Item Name Code

29736

Assigment Date

04/05/1984 (42 years ago)

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.

3b thread class, prevailing torque with nonmetallic insert locking feature, 0.530 inches minimum and 0.560 inches maximum washer outside diameter, 0.299 inches minimum and 0.309 inches maximum nut counterbore diameter, right-hand thread direction

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
Washer Outside Diameter: 0.530 inches minimum and 0.560 inches maximum
Counterbore Diameter: 0.299 inches minimum and 0.309 inches maximum nut
Overall Height: 0.365 inches minimum and 0.405 inches maximum
Nut Style: flat with turned back edge
Nut Height: 0.193 inches minimum and 0.213 inches maximum
Nut Counterbore Depth: 0.172 inches minimum and 0.192 inches maximum nut
Width Across Flats: 0.430 inches minimum and 0.439 inches maximum
Temp Rating: 250.0 fahrenheit maximum
Thread Series: unjf
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 inches
Bearing Surface Finish: 125.0 microinches
Material: plastic nylon locking insert
Material Document And Classification: ams 5525 assn std single material response or ams 5532 assn std single material response nut
Material Document And Classification: qq-a-225/6,t4 fed spec 1st material response or qq-a-250/13,t6 fed spec 2nd material response washer
Surface Treatment: cadmium and chromate nut
Surface Treatment: chromate washer
Surface Treatment Document And Classification: mil-c-5541 mil spec single treatment response washer
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 fed spec single treatment response nut

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
MS21224-4C	Assembled Washe Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-175-7603?

The FSCG of the NSN 5310-01-175-7603 is 5310

Does NSN 5310-01-175-7603 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 5310-01-175-7603 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-175-7603 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 5310-01-175-7603 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Thu, Apr 5, 1984