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15243 BLK.OXIDE

View detailed technical data, stock status, and sourcing information for: 15243 BLK.OXIDE

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15243 BLK.OXIDE
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-059-8249
Item Name Code
06657
Assigment Date
01/01/1963 (63 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.

0.312 inches nominal fastener length, right-hand thread direction, 0.250 inches minimum and 0.312 inches maximum thread length, 2a thread class, pan 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
0.250 inches minimum and 0.312 inches maximum
Fastener Length
0.312 inches nominal
Head Style
pan
Head Diameter
0.256 inches minimum and 0.270 inches maximum
Head Height
0.087 inches minimum and 0.097 inches maximum
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.138 inches
Thread Quantity Per Inch
32
Minimum Tensile Strength
57000 pounds per square inch
Screw Material
copper alloy
Screw Material Document And Classification
qq-b-626 fed spec single material response or qq-w-321 fed spec single material response
Thread Series Designator
unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-011-5574 No Name Available 12/01/1979
5305-00-012-0093 No Name Available 09/01/1983
5305-00-095-9471 No Name Available 10/24/1969
5305-00-206-3714 No Name Available 01/01/1963
5305-00-274-0876 No Name Available 12/01/1982
5305-00-282-4080 No Name Available 06/24/1979
5305-00-283-0255 No Name Available 09/01/1982
5305-00-290-3013 Machine Screw 07/01/2025
5305-00-407-8737 No Name Available 08/18/1997
5305-00-576-6405 No Name Available 08/26/2013
5305-00-576-7680 No Name Available 11/01/1982
5305-00-655-6771 No Name Available 09/24/1996
5305-00-761-0480 No Name Available 11/01/1998
5305-00-832-4061 No Name Available 11/03/2016

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
128631-004 Machine Screw
1301874-85 Machine Screw
15243 BLK.OXIDE Machine Screw
15243 BLK.OXIDEADX Machine Screw
343-0329-00 Machine Screw
343-0329-000 Machine Screw
343-1772-000 Machine Screw
6&32X5&16BNPBH Machine Screw
LIQ515BP6-5 Machine Screw
MS35214-24 Machine Screw
MS35314-24 Machine Screw
P343-0329-00 Machine Screw
P343-0329-000 Machine Screw
P343-1772-000 Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-059-8249?
The FSCG of the NSN 5305-00-059-8249 is 5305
Does the NSN 5305-00-059-8249 have a Schedule B code assigned?
Yes, the Schedule B code is 7415338550
Does NSN 5305-00-059-8249 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 5305-00-059-8249 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-059-8249 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 5305-00-059-8249 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

Professional Distribution

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