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5305009883784

View detailed technical data, stock status, and sourcing information for: 5305009883784

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5305009883784
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-988-3784
Item Name Code
06657
Assigment Date
01/01/1962 (64 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

flat countersunk head style, 2a thread class, right-hand thread direction, 0.429 inches minimum and 0.500 inches maximum thread length, 0.500 inches nominal 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
2a
Thread Direction
right-hand
Thread Length
0.429 inches minimum and 0.500 inches maximum
Fastener Length
0.500 inches nominal
Head Style
flat countersunk
Head Diameter
0.452 inches minimum and 0.507 inches maximum
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.250 inches
Thread Quantity Per Inch
28
Minimum Tensile Strength
55000 pounds per square inch
Countersink Angle
80.0 degrees minimum and 82.0 degrees maximum
Screw Material
steel comp 1010 or steel comp 1011 or steel comp 1013
Screw Material Document And Classification
66 fed std all material responses
Screw Surface Treatment
cadmium and chromate
Screw Surface Treatment Document And Classification
qq-p-416 ty 2 cl 3 fed spec single treatment response
Thread Series Designator
unf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-019-1242 No Name Available 02/01/1980
5305-00-207-0459 Machine Screw 07/01/2025
5305-00-271-6558 No Name Available 01/10/2019
5305-00-355-8947 No Name Available 01/22/1972
5305-00-834-8057 No Name Available 01/18/1967
5305-00-954-9729 No Name Available 12/01/1982

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
12Z42PC203 Machine Screw
402352528 Machine Screw
43S16452-691 Machine Screw
5305009883784 Machine Screw
MS35191-289 Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-988-3784?
The FSCG of the NSN 5305-00-988-3784 is 5305
Does the NSN 5305-00-988-3784 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-988-3784 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 5305-00-988-3784 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-988-3784 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 5305-00-988-3784 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Mon, Jan 1, 1962

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