HR204-4-9

View detailed technical data, stock status, and sourcing information for: HR204-4-9
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-192-5752

Item Name Code

29294

Assigment Date

10/23/1984 (41 years ago)

A bent hollow item, welded or seamless. It has a round, square or any other cross section, with a continuous periphery. It is primarily designed to convey fluids, gases and/or semisolids. Excludes:items of circular cross section which conform in dimensional characteristics to pipe, metallic; elbow, pipe; elbow, tube; bend, electrical conduit; bend, pipe, return; and bend, tube, return. For items with end fittings on one or both ends, see tube assembly, metal.

right-hand thread direction, 0.958 inches minimum and 1.005 inches maximum fastener length, 3a thread class, 0.386 inches minimum and 0.453 inches maximum thread length, flat countersunk head style

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: 0.386 inches minimum and 0.453 inches maximum
Fastener Length: 0.958 inches minimum and 1.005 inches maximum
Head Style: flat countersunk
Head Diameter: 0.464 inches minimum and 0.507 inches maximum
Grip Diameter: 0.2485 inches minimum and 0.2495 inches maximum
Internal Drive Style: offset cruciform (torque set)
Nominal Thread Diameter: 0.250 inches
Grip Length: 0.552 inches minimum and 0.572 inches maximum
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 220000 pounds per square inch
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Special Features: internal drive ribbed
Material: steel comp h11 overall
Material Document And Classification: ams 6487 assn std single material response overall
Surface Treatment: cadmium or cadmium and chromate overall
Surface Treatment Document And Classification: nas 672 assn std 1st treatment response or mil-c-8837,ty 2,cl 2 mil spec 2nd 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
106706T-4-A9	Close Tolerance Screw
GB510CE4-9	Close Tolerance Screw
HR204-4-9	Close Tolerance Screw
PBF1202-4-9	Close Tolerance Screw
SC1779-4-9	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-192-5752?

The FSCG of the NSN 5305-01-192-5752 is 5305

Does the NSN 5305-01-192-5752 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-192-5752 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 5305-01-192-5752 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-192-5752 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 5305-01-192-5752 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Tue, Oct 23, 1984