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5305-00-527-5751

Find complete technical information, availability, and procurement data for: 5305-00-527-5751

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5305-00-527-5751
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-527-5751
Item Name Code
06660
Assigment Date
01/01/1963 (63 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

2a thread class, right-hand thread direction, 0.375 inches nominal fastener length, 0.313 inches minimum and 0.375 inches maximum thread length, pan no. 2 head style

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
0.313 inches minimum and 0.375 inches maximum
Fastener Length
0.375 inches nominal
Head Style
pan no. 2
Head Diameter
0.357 inches minimum and 0.373 inches maximum
Head Height
0.099 inches minimum and 0.110 inches maximum
Washer Quantity
1
Internal Drive Style
slot
Nominal Thread Diameter
0.190 inches
Thread Quantity Per Inch
32
Hardness Rating
40.0 rockwell c minimum and 50.0 rockwell c maximum primary washer
Primary Washer Outside Diameter
0.365 inches minimum and 0.381 inches maximum
Primary Washer Style
flat external teeth
Primary Washer Material Thickness
0.020 inches minimum and 0.025 inches maximum
Material
steel comp 1010 or steel comp 1011 or steel comp 1013 or steel comp 1015 or steel comp 1016 or steel comp 1017 or steel comp 1018 or steel comp 1019 or steel comp 1020 fastener
Material
steel comp 1050 or steel comp 1551 or steel comp 1552 or steel comp 1053 or steel comp 1054 or steel comp 1055 or steel comp 1059 or steel comp 1060 or steel comp 1561 or steel comp 1566 primary washer
Material Document And Classification
sae assn std all material responses primary washer
Material Document And Classification
sae assn std all material responses fastener
Surface Treatment
cadmium or zinc overall
Surface Treatment Document And Classification
qq-p-416,ty 1,cl 3 fed spec 1st treatment response or qq-z-325,ty 1,cl 3 fed spec 2nd treatment response overall
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
5305-00-285-5291 No Name Available 03/01/1998
5305-00-297-3280 No Name Available 01/01/1960
5305-01-293-6644 No Name Available 02/01/1991

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
441375 Assembled Washer Screw
5305005275751 Assembled Washer Screw

FAQs

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

What is the FSCG of the NSN 5305-00-527-5751?
The FSCG of the NSN 5305-00-527-5751 is 5305
Does the NSN 5305-00-527-5751 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-527-5751 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 5305-00-527-5751 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-527-5751 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 5305-00-527-5751 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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