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BH247188-6

View detailed technical data, stock status, and sourcing information for: BH247188-6

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BH247188-6
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-242-7275
Item Name Code
06657
Assigment Date
06/08/1970 (56 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.

pan head style, 0.294 inches minimum and 0.375 inches maximum thread length, 0.344 inches minimum and 0.375 inches maximum fastener length, 2a thread class, 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
0.294 inches minimum and 0.375 inches maximum
Fastener Length
0.344 inches minimum and 0.375 inches maximum
Head Style
pan
Head Diameter
0.205 inches minimum and 0.219 inches maximum
Head Height
0.070 inches minimum and 0.080 inches maximum
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.112 inches
Thread Quantity Per Inch
40
Minimum Tensile Strength
80000 pounds per square inch
Screw Material
steel corrosion resisting or steel
Screw Material Document And Classification
qq-s-763,300 series fed spec 1st material response or 66,300 series fed std 1st material response or comp 16-18 or 18-8 assn std 2nd 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 9c style

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-411-0690 No Name Available 07/01/1991
5305-00-514-0564 No Name Available 05/01/1991
5305-00-638-0473 No Name Available 10/06/1971
5305-00-945-4489 No Name Available 07/01/1984

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950726-2 Machine Screw
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BH247188-6 Machine Screw
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FAQs

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

What is the FSCG of the NSN 5305-00-242-7275?
The FSCG of the NSN 5305-00-242-7275 is 5305
Does the NSN 5305-00-242-7275 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-242-7275 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 5305-00-242-7275 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-242-7275 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 5305-00-242-7275 was assigned to the Federal Catalog?
It was assigned 56 years ago, on Mon, Jun 8, 1970

Professional Distribution

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