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- NSN 5305-01-379-4173
5305-01-379-4173
Description: Shoulder Screw
Price Quote
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Any part(s) quoted or sold by MilSpec.parts and re-sold (to a third party) CANNOT be sold to a USA embargoed country, company, entity, or person(s). Depending on the ECCN, these commodities may require export license or exception. Diversion contrary to U.S. law is prohibited. Unless otherwise noted, this sale, order or quote may include Munitions List Items (MLI) or Commerce Controlled List Items (CCLI). MLI/CCLI property is controlled by the US Government and in many cases cannot be transferred (exported, sold or given) to a foreign country, a non-US Citizen/National or a non- Permanent US Resident without a valid State/Commerce Department export authorization. It is the responsibility of (the Purchaser) to determine what the applicable requirements may be, to obtain all necessary authorizations, licenses or approvals and are subject to both review and acceptance by MilSpec.parts. The use, disposition, export and re-export of the property covered or included in this sale, order or quote is subject to the provisions of law referenced in End-Use Certificate DLA form 1822, DEC 2001, including, but not limited to, the Arms Export Control Act (22 USC 2751 et seq.); Export Administration Act of 1979 (50 USC App. 2401 et seq.) as contained under Executive Order 12924; International Traffic in Arms Regulations (22 CFR 120 et seq.); Export Administration Regulations (15 CFR 730 et seq.); Foreign Assets Control Regulations (31 CFR 500 et seq.) and the Espionage Act (18 USC 793 et seq.)
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Spec. Type | Spec. | Color | Gloss | Size |
---|---|---|---|---|
Material document and classification | MIL-S-21472 |
Array Properties
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NSN:Array
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Description:Shoulder Screw
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Shelf Life:N/A
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DEMIL:NO
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UOM:100 EA
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Thread Class:3a
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Thread Direction:Right-hand
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Thread Length:0.313 inches
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Fastener Length:0.990 inches
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Head Style:Flat chamfer
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Head Diameter:Between 0.357 inches and 0.375 inches
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Head Height:Between 0.177 inches and 0.187 inches
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Shoulder Diameter:0.246 inches first shoulder and 0.248 inches first shoulder
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Shoulder Length:0.620 inches first shoulder and 0.630 inches first shoulder
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Internal Drive Style:Hexagon
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Thread Diameter:0.190 inches
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Width Across Flats:0.125 inches
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Thready Qty Per Inch (tpi):24
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Shoulder Shape:Round first shoulder
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Material:Steel
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Material Specification:Mil-s-21472 military specification all material responses
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Surface Treatment:Zinc and chromate
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Surface Treatment Specification:Mil-std-171, fin 1.9.2.3, 0.0003 thk military standard all treatment responses
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Thread Series Designator:Unc
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Departure From Cited Document:As mod by surface treatment thk