5305-01-500-0176

Find complete technical information, availability, and procurement data for: 5305-01-500-0176
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-500-0176

Item Name Code

18257

Assigment Date

08/12/2002 (23 years ago)

A flat metal or plastic item of various peripheral shapes having a solid (not laminated) cross-section. It is designed to maintain a predetermined distance between two surfaces. For round items without a hole having a solid rectangular cross-section use disk, solid, plain. For round or hexagonal items with only one hole centrally located and with the length (thickness) exceeding 25 percent of the outside diameter or distance across peripheral flats, see spacer, sleeve. The thickness between the two parallel bearing surfaces must be 0.006 inch, (0.152 mm) or more for items less than 1/4 inch (6.35 mm) across the peripheral diameter, or smallest overall outside dimension, or must be 0.016 inch (0.406 mm) or more for items 1/4 inch (6.35 mm) or greater across the peripheral diameter or smallest overall outside dimension. For items with a thickness less than those indicated above, see shim. For items with one hole centrally located conforming to the above dimensional criteria use washer, flat or spacer, ring as applicable. When thickness and/or outside_diameter_or_smallest_overall_outside_dimension_is_designated_as_a_tolerance/dimension_the_maximum_dimension_will_be_used_to_determine_compliance._excludes:gasket;_insulator_(as_modified)_and_mounting_pad,_electrical-electronic_component.____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

hexagon extended washer head style, 0.620 inches nominal head height, 4.000 inches nominal fastener length, right-hand thread direction, 1.500 inches nominal thread length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Direction: right-hand
Thread Length: 1.500 inches nominal
Fastener Length: 4.000 inches nominal
Head Style: hexagon extended washer
Head Height: 0.620 inches nominal
Width Between Flats: 0.922 inches minimum and 0.938 inches maximum
Extended Washer Diameter: 1.330 inches nominal
End Item Identification: medium tactical vehicle replacement (mtvr) 2320-01-465-2174
Nominal Thread Diameter: 0.620 inches
Thread Quantity Per Inch: 11
Part Name Assigned By Controlling Agency: screw, flange, hex
Material Document And Classification: sae j429,grade 8 assn std single material response overall
Special Test Features: 1000 hrs. min. time to red rust
Supplementary Features: finish: two coats dacromet 7 320 two coats plus7 black sealer or equivalent; standard: ansi/asme b18.2.1
Test Data Document: 1y2s6-astm b117 standard (includes industry or association standards, individual manufactureer standards, etc.).
Thread Series Designator: unc

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
3266329	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-500-0176?

The FSCG of the NSN 5305-01-500-0176 is 5305

Does NSN 5305-01-500-0176 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 5305-01-500-0176 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-500-0176 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 5305-01-500-0176 was assigned to the Federal Catalog?

It was assigned 23 years ago, on Mon, Aug 12, 2002