WTFFS093

View detailed technical data, stock status, and sourcing information for: WTFFS093
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-293-9550

Item Name Code

33044

Assigment Date

02/09/1989 (37 years ago)

2a thread class, pan head style, 0.420 inches minimum and 0.500 inches maximum thread length, 0.470 inches minimum and 0.500 inches maximum 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: 0.420 inches minimum and 0.500 inches maximum
Fastener Length: 0.470 inches minimum and 0.500 inches maximum
Head Style: pan
Head Diameter: 0.205 inches minimum and 0.219 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.112 inches
Thread Quantity Per Inch: 40
Special Features: flat washer 0.215 od x 0.120 id x 0.009 in. mim,0.012 in max thk; bushing 0.137 in min,0.143 in max.dia; in 0.172 in.dia hole; split lockwasher 0.212 od x 0.115 id x 0.017 in min,0.033 in max thk;
Material: copper alloy 260 stand-off
Material: copper alloy 510 or copper alloy 524 or copper alloy 544 primary washer
Material: steel comp 303 fastener
Material: steel comp 303 secondary washer
Material Document And Classification: astm a582 assn std single material response fastener
Material Document And Classification: astm a582 assn std single material response secondary washer
Material Document And Classification: qq-b-750 fed spec single material response primary washer
Material Document And Classification: qq-b-626 fed spec single material response stand-off
Surface Treatment: passivate fastener
Surface Treatment: passivate secondary washer
Surface Treatment: nickel primary washer
Surface Treatment: nickel stand-off
Surface Treatment Document And Classification: qq-n-290 fed spec single treatment response primary washer
Surface Treatment Document And Classification: qq-n-290 fed spec single treatment response stand-off
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response fastener
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response secondary washer
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
60514131-1	Panel Screw Assembly
77025-1	Panel Screw Assembly
WTFFS093	Panel Screw Assembly

FAQs

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

What is the FSCG of the NSN 5305-01-293-9550?

The FSCG of the NSN 5305-01-293-9550 is 5305

Does the NSN 5305-01-293-9550 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-293-9550 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 5305-01-293-9550 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-293-9550 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 5305-01-293-9550 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Thu, Feb 9, 1989