W178742-4

View detailed technical data, stock status, and sourcing information for: W178742-4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-842-8999

Item Name Code

05280

Assigment Date

01/01/1962 (64 years ago)

dry film lubricant lubrication, prevailing torque all metal design locking feature, right-hand thread direction, 0.098 inches minimum and 0.103 inches maximum mounting hole diameter, 3b thread class

Product Characteristics

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

Thread Class: 3b
Thread Direction: right-hand
Locking Feature: prevailing torque all metal design
Lubrication: dry film lubricant
Mounting Hole Diameter: 0.098 inches minimum and 0.103 inches maximum
Nut Style: plate
Nut Length: 0.661 inches maximum
Nut Height: 0.171 inches maximum
Plate Thickness: 0.047 inches maximum
Plate Width: 0.265 inches maximum
Nut Mounting Provision: straight holes
Mounting Hole Arrangement Style: 2 holes
Distance From Aperture Center To Mounting Hole Center: 0.218 inches nominal
Center To Center Distance Between Mounting Holes Along Length: 0.435 inches minimum and 0.439 inches maximum
Temp Rating: 450.0 fahrenheit nominal
Thread Series: unjc
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.138 inches
Material: steel overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,type 2,class 1 fed spec 1st treatment response or qq-p-416,type 2,class 2 fed spec 2nd treatment response or qq-p-416,type 2,class 3 fed spec 3rd treatment response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-579-1764	No Name Available	05/23/1966
5310-00-616-1453	No Name Available	01/01/1963
5310-00-881-6922	No Name Available	05/23/1966

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
563496-2	Plate Self-Locking Nut
G4609-1	Plate Self-Locking Nut
GN10A632	Plate Self-Locking Nut
M12600-62	Plate Self-Locking Nut
MK1000-06	Plate Self-Locking Nut
MK1000-632	Plate Self-Locking Nut
NAS697A06L	Plate Self-Locking Nut
RM12LHTA1M62	Plate Self-Locking Nut
S987-2L5-632	Plate Self-Locking Nut
W178742-4	Plate Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-842-8999?

The FSCG of the NSN 5310-00-842-8999 is 5310

Does the NSN 5310-00-842-8999 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-842-8999 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 5310-00-842-8999 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-842-8999 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 5310-00-842-8999 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962