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5305-01-129-1571

Find complete technical information, availability, and procurement data for: 5305-01-129-1571

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5305-01-129-1571
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-129-1571
Item Name Code
06657
Assigment Date
04/01/1982 (44 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 undercut head style, 0.931 inches nominal thread length, right-hand thread direction, 1.406 inches nominal 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
0.931 inches nominal
Fastener Length
1.406 inches nominal
Head Style
flat countersunk undercut
Head Diameter
0.628 inches minimum and 0.633 inches maximum
Head Height
0.087 inches minimum and 0.098 inches maximum
Internal Drive Style
high-torque
Nominal Thread Diameter
0.312 inches
Thread Quantity Per Inch
24
Countersink Angle
100.0 degrees nominal
Screw Material
steel
Screw Surface Treatment
cadmium
Thread Series Designator
unf

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
3M47-5-15 Machine Screw
54266-5-15 Machine Screw
HT403A-5-15 Machine Screw
HT5UA-15 Machine Screw
HT5UA15 Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-129-1571?
The FSCG of the NSN 5305-01-129-1571 is 5305
Does the NSN 5305-01-129-1571 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-129-1571 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 5305-01-129-1571 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-129-1571 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 5305-01-129-1571 was assigned to the Federal Catalog?
It was assigned 44 years ago, on Thu, Apr 1, 1982

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