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5305-00-003-1691

Find complete technical information, availability, and procurement data for: 5305-00-003-1691

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5305-00-003-1691
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-003-1691
Item Name Code
06657
Assigment Date
05/21/1972 (54 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.

0.469 inches minimum and 0.500 inches maximum fastener length, 0.335 inches minimum and 0.428 inches maximum thread length, 2a thread class, flat countersunk head style, 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
0.335 inches minimum and 0.428 inches maximum
Fastener Length
0.469 inches minimum and 0.500 inches maximum
Head Style
flat countersunk
Head Diameter
0.285 inches minimum and 0.332 inches maximum
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.164 inches
Thread Quantity Per Inch
32
Minimum Tensile Strength
80000 pounds per square inch
Countersink Angle
99.0 degrees minimum and 101.0 degrees maximum
Screw Material
steel corrosion resisting
Screw Material Document And Classification
qq-s-763,300 series fed spec single material response or 66,300 series fed std single material response or comp 16-18 or 18-8 assn std single material response
Screw Surface Treatment
oxide
Screw Surface Treatment Document And Classification
mil-c-13924,cl 4 mil spec single treatment response
Thread Series Designator
unc
Nondefinitive Spec/Std Data
3 type and 3c style

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-01-059-1079 No Name Available 10/01/1994
5305-01-450-0728 No Name Available 07/01/2003

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
MS24693-50B Machine Screw
MS24693C50B Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-003-1691?
The FSCG of the NSN 5305-00-003-1691 is 5305
Does the NSN 5305-00-003-1691 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-003-1691 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 5305-00-003-1691 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-003-1691 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 5305-00-003-1691 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Sun, May 21, 1972

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