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NSN 5305-00-810-2578, 5305008102578
SCREW,MACHINE

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 008102578
Codification Country
United States
Item Name Code
INC 06657
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
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DLMS® Summary

National Stock Number 5305-00-810-2578

National Stock Number (NSN) 5305-00-810-2578, or NIIN 008102578, (screw,machine) was assigned January 1, 1960 in the Federal Logistics Information System (FLIS). NIIN 008102578 was cancelled on December 15, 2017, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

This NSN is assigned to Item Name Code (INC) 06657. [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.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5305008102578 contains an unknown precious metal.

This information was last updated on .


Technical Characteristics

THREAD CLASS
(AAJD) 2A
THREAD DIRECTION
(AAJF) RIGHT-HAND
HEAD DIAMETER
(AASL) 0.492 INCHES NOMINAL
NOMINAL THREAD DIAMETER
(AHYM) 0.250 INCHES
THREAD QUANTITY PER INCH
(CMLP) 20
INTERNAL DRIVE STYLE
(ABQZ) SLOT
THR
(AAJD) 2A
THREAD LENGTH
(AASA) 0.358 INCHES MINIMUM
MINIMUM TENSILE STRENGTH
(CQBC) 55000 POUNDS PER SQUARE INCH
SCREW SURFACE TREATMENT
(CYBA) CADMIUM
SCREW MATERIAL
(CYAU) COPPER ALLOY
FASTENER LENGTH
(AASB) 0.500 INCHES NOMINAL
HEAD STYLE
(AASK) FLAT COUNTERSUNK
COUNTERSINK ANGLE
(CRSQ) 82.0 DEGREES NOMINAL
THREAD SERIES DESIGNATOR
(THSD) UNC

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