878B-4MC-19

View detailed technical data, stock status, and sourcing information for: 878B-4MC-19
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5307 Studs

National Stock Number

5307-00-605-3933

Item Name Code

16012

Assigment Date

01/25/1975 (51 years ago)

3a nut thread thread class, right-hand stud thread thread direction, 0.485 inches minimum and 0.515 inches maximum nut thread thread length, 3a stud thread thread class, right-hand nut thread 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: 3a nut thread
Thread Class: 3a stud thread
Thread Direction: right-hand nut thread
Thread Direction: right-hand stud thread
Thread Length: 0.485 inches minimum and 0.515 inches maximum nut thread
Thread Length: 0.370 inches minimum and 0.410 inches maximum stud thread
Locking Feature: ring, lock keyed
Shoulder Diameter: 0.284 inches minimum and 0.294 inches maximum
Shoulder Length: 0.042 inches minimum and 0.052 inches maximum
Overall Length: 1.130 inches nominal
Distance From Shoulder Portion To Nut End: 0.678 inches minimum and 0.698 inches maximum
Thread Quantity Per Inch: 16 stud thread
Thread Quantity Per Inch: 28 nut thread
Nominal Thread Size: 0.250 inches nut thread
Nominal Thread Size: 0.375 inches stud thread
Material: steel
Surface Treatment: cadmium overall
Style Designator: locked in
Thread Series Designator: unc stud thread
Thread Series Designator: unf nut thread

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
878B-4MC-19	Locked in Stud
878B4MC19-0R	Locked in Stud

FAQs

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

What is the FSCG of the NSN 5307-00-605-3933?

The FSCG of the NSN 5307-00-605-3933 is 5307

Does NSN 5307-00-605-3933 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 5307-00-605-3933 contain precious materials?

Precious metal content is unknown

Does NSN 5307-00-605-3933 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 5307-00-605-3933 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Sat, Jan 25, 1975