5305-01-175-9271

Find complete technical information, availability, and procurement data for: 5305-01-175-9271
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-175-9271

Item Name Code

18257

Assigment Date

04/06/1984 (42 years ago)

right-hand thread direction, 1.188 inches minimum and 1.250 inches maximum fastener length, 2a thread class, 1.063 inches minimum and 1.250 inches maximum thread length, hexagon head 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: 2a
Thread Direction: right-hand
Thread Length: 1.063 inches minimum and 1.250 inches maximum
Fastener Length: 1.188 inches minimum and 1.250 inches maximum
Head Style: hexagon
Head Height: 0.302 inches minimum and 0.323 inches maximum
Width Between Flats: 0.736 inches minimum and 0.750 inches maximum
Locking Feature: patch or strip threads
Nominal Thread Diameter: 0.500 inches
Features Provided: finished head
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 150000 pounds per square inch
Hardness Rating: 32.0 rockwell c minimum and 38.0 rockwell c maximum fastener
Material: plastic polyamide (nylon) locking feature
Material: steel fastener
Material Document And Classification: sae j429 grade 8 assn std single material response fastener
Surface Treatment: zinc and chromate fastener
Surface Treatment Document And Classification: astm b633 ty 2 sc 3 assn std single treatment response fastener
Thread Series Designator: unf
Nondefinitive Spec/Std Data: 2 type and 10p style and 8 grade

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
B1821BH050F125L	Hexagon Head Cap Screw
MS90727-111L	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-175-9271?

The FSCG of the NSN 5305-01-175-9271 is 5305

Does the NSN 5305-01-175-9271 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-175-9271 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 5305-01-175-9271 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-175-9271 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 5305-01-175-9271 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Fri, Apr 6, 1984