5305-01-190-2178

Find complete technical information, availability, and procurement data for: 5305-01-190-2178
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-190-2178

Item Name Code

01852

Assigment Date

09/24/1984 (41 years ago)

A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes:screw, assembled washer.

pan no. 2 head style, 2a thread class, 0.120 inches nominal thread length, 0.400 inches nominal fastener length, 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: 2a
Thread Direction: right-hand
Thread Length: 0.120 inches nominal
Fastener Length: 0.400 inches nominal
Head Style: pan no. 2
Head Diameter: 0.205 inches minimum and 0.219 inches maximum
Head Height: 0.063 inches nominal
First Diameter From Head: 0.072 inches minimum and 0.076 inches maximum
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.280 inches nominal
Internal Drive Style: slot
Nominal Thread Diameter: 0.112 inches
Thread Quantity Per Inch: 40
Externally Relieved Body Diameter Quantity: 1
Special Features: blacken to 0722-606
Material: steel overall
Material Document And Classification: bs.5147 mfr ref single material response or bs.5154 mfr ref single material response or s.1.spec 1200-002,fscm k5294 mfr ref single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: 0731-511,fscm k5294 mfr ref single treatment response overall
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
10113388	Externally Relieved Body Screw
SUM3016-3	Externally Relieved Body Screw

FAQs

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

What is the FSCG of the NSN 5305-01-190-2178?

The FSCG of the NSN 5305-01-190-2178 is 5305

Does the NSN 5305-01-190-2178 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-190-2178 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 5305-01-190-2178 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-190-2178 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 5305-01-190-2178 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Mon, Sep 24, 1984