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5305-01-107-3525

Find complete technical information, availability, and procurement data for: 5305-01-107-3525

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5305-01-107-3525
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-107-3525
Item Name Code
06657
Assigment Date
02/04/1981 (45 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, 2.906 inches minimum and 3.000 inches maximum fastener length, 1.750 inches minimum thread length, right-hand thread direction

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
1.750 inches minimum
Fastener Length
2.906 inches minimum and 3.000 inches maximum
Head Style
flat countersunk
Head Diameter
0.249 inches minimum and 0.279 inches maximum
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.138 inches
Thread Quantity Per Inch
32
Minimum Tensile Strength
80000 pounds per square inch
Countersink Angle
80.0 degrees minimum and 82.0 degrees maximum
Screw Material
steel comp 302 or steel comp 303se or steel comp 430
Screw Material Document And Classification
mil-s-7720 mil spec 1st material response or astm a582 assn std 2nd material response or qq-s-763 fed spec 3rd material response
Screw Surface Treatment
passivate
Thread Series Designator
unc
Nondefinitive Spec/Std Data
3 type and 2c style

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-01-135-4127 No Name Available 10/01/1990

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
AN505C6-48 Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-107-3525?
The FSCG of the NSN 5305-01-107-3525 is 5305
Does the NSN 5305-01-107-3525 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-107-3525 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 5305-01-107-3525 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-107-3525 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 5305-01-107-3525 was assigned to the Federal Catalog?
It was assigned 45 years ago, on Wed, Feb 4, 1981

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