2R1861-2

View detailed technical data, stock status, and sourcing information for: 2R1861-2
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-133-7919

Item Name Code

22846

Assigment Date

06/22/1982 (44 years ago)

0.407 inches minimum and 0.437 inches maximum fastener length, right-hand thread direction, 2a thread class, flat countersunk head style, 0.192 inches minimum and 0.252 inches maximum 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 Class: 2a
Thread Direction: right-hand
Thread Length: 0.192 inches minimum and 0.252 inches maximum
Fastener Length: 0.407 inches minimum and 0.437 inches maximum
Head Style: flat countersunk
Head Diameter: 0.223 inches nominal
Shoulder Diameter: 0.141 inches minimum and 0.142 inches maximum first shoulder
Shoulder Length: 0.145 inches minimum first shoulder
Internal Drive Style: slot
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 32
Hardness Rating: 33.0 rockwell c minimum and 37.0 rockwell c maximum overall
Countersink Angle: 100.0 degrees nominal
Shoulder Shape: round first shoulder
Material: steel comp 4037 or steel comp 8740 overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 fed spec 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
2R1861-2	Shoulder Screw
AIC551C-06-239	Shoulder Screw
BM19069-06-239	Shoulder Screw
BM19069-96-239	Shoulder Screw
GS551C06-239	Shoulder Screw
PBF1285-06-239	Shoulder Screw

FAQs

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

What is the FSCG of the NSN 5305-01-133-7919?

The FSCG of the NSN 5305-01-133-7919 is 5305

Does the NSN 5305-01-133-7919 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-133-7919 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 5305-01-133-7919 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-133-7919 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 5305-01-133-7919 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Tue, Jun 22, 1982