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National Stock Number:
5306-01-421-7578
Federal Supply Class:
5306
National Item Identification Number:
014217578
Description:
BOLT,SQUARE NECK
Detail:
A headed externally threaded fastener whose threaded portion is of one nominal diameter, with a square neck directly beneath the head.
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Manufacturer Information:
| 1339AS1037-2 | 06888 | L A BENSON COMPANY INCORPORATED THE | | 1339AS1037-2 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER | | 1339AS1037-2 | 8N637 | SPENCER PRODUCTS CO INC |
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Techincal Specification:
| FASTENER LENGTH | 2.250 INCHES NOMINAL | | HEAD DIAMETER | 1.310 INCHES NOMINAL | | HEAD STYLE | FLAT TOP ELEVATOR | | MATERIAL | STEEL OVERALL | | NECK LENGTH | 0.250 INCHES MINIMUM AND 0.281 INCHES MAXIMUM | | NOMINAL THREAD DIAMETER | 0.380 INCHES | | SPECIAL FEATURES | SQUARE INTERNAL DRIVE 0.368 IN MIN 0.405 IN MAX | | SURFACE TREATMENT | ZINC OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 16 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
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