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5305-00-053-8551

Find complete technical information, availability, and procurement data for: 5305-00-053-8551

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5305-00-053-8551
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-053-8551
Item Name Code
06657
Assigment Date
01/01/1960 (66 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, 0.750 inches nominal fastener length, 2a thread class, 0.622 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
0.622 inches minimum
Fastener Length
0.750 inches nominal
Head Style
flat countersunk
Head Diameter
0.285 inches minimum and 0.332 inches maximum
Internal Drive Style
cross recess type 1
End Item Identification
spec item
Nominal Thread Diameter
0.164 inches
Thread Quantity Per Inch
36
Minimum Tensile Strength
60000 pounds per square inch
Countersink Angle
99.0 degrees minimum and 101.0 degrees maximum
Screw Material
steel
Screw Material Document And Classification
qq-s-633 fed spec single material response
Screw Surface Treatment
cadmium and chromate
Screw Surface Treatment Document And Classification
qq-p-416,ty2 cl3 fed spec single treatment response
Thread Series Designator
unf
Nondefinitive Spec/Std Data
3 type or 3c style

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-S252 Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-053-8551?
The FSCG of the NSN 5305-00-053-8551 is 5305
Does the NSN 5305-00-053-8551 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-053-8551 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 5305-00-053-8551 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-053-8551 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 5305-00-053-8551 was assigned to the Federal Catalog?
It was assigned 66 years ago, on Fri, Jan 1, 1960

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