56X76U

View detailed technical data, stock status, and sourcing information for: 56X76U

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56X76U
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-013-1954
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.

fillister head style, 0.250 inches nominal fastener length, right-hand thread direction, 0.250 inches minimum thread length, 2a thread class

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
Fastener Length
0.250 inches nominal
Head Style
fillister
Head Diameter
0.250 inches minimum and 0.270 inches maximum
Head Height
0.102 inches minimum and 0.113 inches maximum
Internal Drive Style
slot
Nominal Thread Diameter
0.164 inches
Thread Quantity Per Inch
32
Minimum Tensile Strength
60000 pounds per square inch
Screw Material
steel
Screw Surface Treatment
cadmium or zinc
Screw Surface Treatment Document And Classification
qq-p-416,ty 2,cl 3 fed spec 1st treatment response or qq-z-325,ty 2,cl 3 fed spec 2nd treatment response
Thread Series Designator
unc
Nondefinitive Spec/Std Data
1 type and 4s style

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-151-2949 No Name Available 01/01/1960
5305-00-337-3076 No Name Available 01/01/1960

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FAQs

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

What is the FSCG of the NSN 5305-00-013-1954?
The FSCG of the NSN 5305-00-013-1954 is 5305
Does the NSN 5305-00-013-1954 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-013-1954 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 5305-00-013-1954 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-013-1954 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 5305-00-013-1954 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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