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National Stock Number:
5305-01-138-3280
Federal Supply Class:
5305
National Item Identification Number:
011383280
Description:
THUMBSCREW
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use SCREW (as modified) or BOLT (as modified).
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Manufacturer Information:
| 11-4538 | 27192 | DRS NAVAL POWER SYSTEMS INC | | LO-011383280 | 16236 | DLA LAND AND MARITIME DBA ENGINEERING AND TECHNICAL SUPPORT DIV DOCUMENT STANDARDIZATION DIVISION (VENDOR ITEM DRAWINGS) |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | ZZZY | | FASTENER LENGTH | 1.000 INCHES NOMINAL | | HEAD STYLE | THUMB NO. 3 | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | POINT STYLE | POINTLESS | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | REFERENCE NUMBER DIFFERENTIATING MATERIAL WILL BE IN ACCORDANCE WITH NAVAL INVENTORY CONTROL POINT ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS AVAILABLE AT THE DLA ICP. FEAT - ITEM MUST COMPLY WITH REQUIREMENTS OF DEFENSE SUPPLY CENTER COLUMBUS PRODUCTION STANDARD NO. LO-011383280. | | SPECIAL FEATURES | UNDERCUT IN THREAD 0.500 IN. FROM HEAD,0.182 IN. DIA AND 0.260 IN. LG | | SPECIAL TEST FEATURES | SPECIAL QUALITY CONTROL TESTING | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-Z-325 TYPE 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ZINC AND CHROMATE OVERALL | | TEST DATA DOCUMENT | 81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.900 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNC |
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