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200417-24

View detailed technical data, stock status, and sourcing information for: 200417-24

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200417-24
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-988-7842
Item Name Code
16282
Assigment Date
01/01/1962 (64 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

1.349 inches minimum and 1.500 inches maximum thread length, right-hand thread direction, flat chamfer head style, 3a thread class, 1.460 inches minimum and 1.500 inches maximum fastener length

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
1.349 inches minimum and 1.500 inches maximum
Fastener Length
1.460 inches minimum and 1.500 inches maximum
Head Style
flat chamfer
Head Diameter
0.457 inches minimum and 0.469 inches maximum
Head Height
0.306 inches minimum and 0.313 inches maximum
Internal Drive Style
hexagon
Nominal Thread Diameter
0.312 inches
Width Across Flats
0.250 inches minimum and 0.253 inches maximum
Thread Quantity Per Inch
18
Minimum Tensile Strength
80000 pounds per square inch
Hardness Rating
80.0 rockwell b minimum overall
Minimum Yield Strength
30000 pounds per square inch
Material
steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 316 overall
Material Document And Classification
66 fed std all material responses overall
Surface Treatment
passivate overall
Surface Treatment Document And Classification
qq-p-35 fed spec single treatment response overall
Thread Series Designator
unc
Nondefinitive Spec/Std Data
6 type

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-227-1013 No Name Available 07/09/2001
5305-00-885-7068 No Name Available 07/10/1970
5305-00-992-6141 No Name Available 04/07/1972
5305-01-617-5483 No Name Available 06/01/2013

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
003-007868-068 Socket Head Cap Screw
200417-24 Socket Head Cap Screw
205217-1204-22 Socket Head Cap Screw
MS16995-68 Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-988-7842?
The FSCG of the NSN 5305-00-988-7842 is 5305
Does the NSN 5305-00-988-7842 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-988-7842 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 5305-00-988-7842 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-988-7842 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 5305-00-988-7842 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Mon, Jan 1, 1962

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Pricing

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ITAR Registered

In Stock

This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.

New Surplus 455
New Material 8,737
Total 9,192
Availability of this item was last updated on: 05/27/2026 11:05 AM EDT. Stock levels and pricing are subject to change.

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