AIC985-5D4

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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-053-5802

Item Name Code

29294

Assigment Date

01/07/1978 (48 years ago)

An insulator which is specifically designed to support a conductor or an item at a predetermined spacing from a mounting surface. It may include mounting and/or conducting hardware.

right-hand thread direction, 0.501 inches nominal thread length, flat countersunk head style, 0.736 inches minimum and 0.786 inches maximum fastener 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: 0.501 inches nominal
Fastener Length: 0.736 inches minimum and 0.786 inches maximum
Head Style: flat countersunk
Head Diameter: 0.429 inches minimum and 0.479 inches maximum
Grip Diameter: 0.3110 inches minimum and 0.3120 inches maximum
Shank Unthreaded Hole Diameter: 0.076 inches minimum and 0.086 inches maximum first hole
Internal Drive Style: offset cruciform (torque set)
Nominal Thread Diameter: 0.312 inches
Grip Length: 0.240 inches minimum and 0.260 inches maximum
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 220000 pounds per square inch
Hardness Rating: 46.0 rockwell c minimum and 49.0 rockwell c maximum overall
Countersink Angle: 100.0 degrees nominal
Distance From Head Largest Bearing Surface To Shank Hole Center: 0.511 inches nominal first hole
Material: steel overall
Material Document And Classification: ams 6487 assn std single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: nas 672 assn std single treatment response overall
Thread Series Designator: unjf

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
121558-5-4P	Close Tolerance Screw
AIC985-5D4	Close Tolerance Screw
AIC985-5D4P	Close Tolerance Screw
C7985-5D4	Close Tolerance Screw
PBF1166-5D4	Close Tolerance Screw
VT1694F5-4D	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-053-5802?

The FSCG of the NSN 5305-01-053-5802 is 5305

Does the NSN 5305-01-053-5802 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-053-5802 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 5305-01-053-5802 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-053-5802 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 5305-01-053-5802 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Sat, Jan 7, 1978