11845C4-3A

View detailed technical data, stock status, and sourcing information for: 11845C4-3A
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-497-0820

Item Name Code

29294

Assigment Date

05/09/2002 (24 years ago)

An access cover which is an integral part of the airframe structure of an aircraft. Excludes:cover, access.

right-hand thread direction, 0.598 inches minimum and 0.628 inches maximum fastener length, flat countersunk head style, 0.425 inches nominal thread length, 3a 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: 3a
Thread Direction: right-hand
Thread Length: 0.425 inches nominal
Fastener Length: 0.598 inches minimum and 0.628 inches maximum
Head Style: flat countersunk
Head Diameter: 0.358 inches minimum and 0.365 inches maximum
Spline Minor Diameter: 0.1105 inches minimum and 0.1125 inches maximum
Spline Major Diameter: 0.1540 inches minimum and 0.1560 inches maximum
Grip Diameter: 0.2485 inches minimum and 0.2495 inches maximum
Internal Drive Style: torx
End Item Identification: f18 e/f
Nominal Thread Diameter: 0.250 inches
Grip Length: 0.115 inches minimum and 0.135 inches maximum
Thread Quantity Per Inch: 28
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Part Name Assigned By Controlling Agency: bolt,100 degre reduced head,gear drive recess-ph13-8mo(125 ksi shear), inconel 718 (125 ksi shear),6al-4v titanium (95 ksi shear)
Material: nickel alloy 718 overall
Material Document And Classification: ams 5662 assn std single material response overall
Surface Treatment: passivate overall
Thread Series Designator: unjf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-01-476-9152	No Name Available	12/01/2012

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
11825C4-3A	Close Tolerance Screw
11825D4-3A	Close Tolerance Screw
11845C4-3A	Close Tolerance Screw
11845D4-3A	Close Tolerance Screw
3M1170C4-3A	Close Tolerance Screw
3M1170D4-3A	Close Tolerance Screw
GS1014C4-3A	Close Tolerance Screw
GS1014D4-3A	Close Tolerance Screw
TX1027C4-3A	Close Tolerance Screw
TX1027D4-3A	Close Tolerance Screw
WC1170C4-3A	Close Tolerance Screw
WC1170D4-3A	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-497-0820?

The FSCG of the NSN 5305-01-497-0820 is 5305

Does the NSN 5305-01-497-0820 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5305-01-497-0820 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 5305-01-497-0820 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-497-0820 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 5305-01-497-0820 was assigned to the Federal Catalog?

It was assigned 24 years ago, on Thu, May 9, 2002