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National Stock Number:
5305-01-352-2837
Federal Supply Class:
5305
National Item Identification Number:
013522837
Description:
SCREW,MACHINE
Detail:
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.
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Manufacturer Information:
| 0441B0133-48 | 03538 | LOCKHEED MARTIN CORPORATION | | 0441B0133-48 | 54497 | MARTIN MARIETTA TECHNOLOGIES INC SUB OF MARTIN MARIETTA CORP AERO AND NAVAL SYSTEMS | | P37ML632-5P | 26233 | NYLOK LLC | | P37ML632-5P | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
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Techincal Specification:
| FASTENER LENGTH | 0.310 INCHES NOMINAL | | HEAD DIAMETER | 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM | | HEAD HEIGHT | 0.072 INCHES MINIMUM AND 0.082 INCHES MAXIMUM | | HEAD STYLE | PAN | | INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE | | LOCKING FEATURE MATERIAL | PLASTIC POLYAMIDE | | LOCKING FEATURE | PATCH | | NOMINAL THREAD DIAMETER | 0.138 INCHES | | SCREW MATERIAL | NICKEL ALLOY 400 OR NICKEL ALLOY K-500 | | THREAD LENGTH | 0.248 INCHES NOMINAL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 32 |
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