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NSN 5305-01-576-3781, 5305015763781
SCREW,CLOSE TOLERANCE

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 015763781
Codification Country
United States
Item Name Code
INC 29294
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 5305-01-576-3781

National Stock Number (NSN) 5305-01-576-3781, or NIIN 015763781, (screw,close tolerance) was assigned July 29, 2009 in the Federal Logistics Information System (FLIS). NIIN 015763781 was cancelled on August 29, 2018, 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 are no manufacturer part numbers associated to this NSN.

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

This NSN is unique to one weapons system.

This NSN is assigned to Item Name Code (INC) 29294. [A SCREW, MACHINE OR SCREW, CAP, SOCKET HEAD WHOSE UNTHREADED PORTION IS OF SPECIFIED GRIP LENGTH, PLATED OR UNPLATED, AND IS MACHINED TO A TOLERANCE OF ONE THOUSANDTH (0.001 IN.) (0.025 MM) OR LESS OF A SPECIFIC DIAMETER FOR ITEMS (1.000 IN.) (25 MM) OR LESS IN DIAMETER. ITEMS OVER (1.000 IN.) (25 MM) IN DIAMETER SHALL HAVE A TOLERANCE OF FIFTEEN TEN THOUSANDTHS (0.0015 IN.) (0.038 MM) OR LESS. THE NOMINAL MAJOR DIAMETER OF THE THREADS SHALL BE AT LEAST ONE THOUSANDTH (0.001 IN.) (0.025 MM) BELOW THE MINIMUM SHANK DIAMETER, BUT NOT BELOW THE MINIMUM MAJOR DIAMETER FOR APPLICABLE CLASS OF FIT, AS SHOWN IN THE SCREW THREAD STANDARDS, FED STD H28 AND/OR OTHER NATIONALLY RECOGNIZED STANDARDS. THE HEAD IS DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER. IT IS NOT DESIGNED FOR ROTATION BY THE THUMB AND FINGERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS.]. 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 5305015763781 does not contain precious metals.

This information was last updated on .


Technical Characteristics

HEAD STYLE
(AASK) FLAT COUNTERSUNK
NOMINAL THREAD DIAMETER
(AHYM) 0.250 INCHES
FASTENER LENGTH
(AASB) 0.613 INCHES NOMINAL
INTERNAL DRIVE STYLE
(ABQZ) OFFSET CRUCIFORM (TORQUE SET)
THREAD QUANTITY PER INCH
(CMLP) 28
HEAD DIAMETER
(AASL) 0.464 INCHES MINIMUM AND 0.506 INCHES MAXIMUM
GRIP DIAMETER
(AAUR) 0.189 NOMINAL INCHES
COUNTERSINK ANGLE
(CRSQ) 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
THREAD CLASS
(AAJD) 3A
PART NAME ASSIGNED BY CONTROLLING AGENCY
(CXCY) BOLT, 100 DEGREE FLUSH HEAD, 160,000 PSI UTS
MATERIAL
(MATT) STEEL COMP 4140 OVERALL OR STEEL COMP 4340 OVERALL OR STEEL COMP 8740 OVERALL
THREAD SERIES DESIGNATOR
(THSD) UNJF
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD LENGTH
(AASA) 0.425 INCHES NOMINAL
END ITEM IDENTIFICATION
(AGAV) NIMROD MRA4; NIMROD 2000; AIR RECONNAISSANCE
SURFACE TREATMENT
(SFTT) CADMIUM OVERALL
GRIP LENGTH
(ANEE) 0.188 NOMINAL INCHES
MINIMUM TENSILE STRENGTH
(CQBC) 160000 POUNDS PER SQUARE INCH

Manufacturer Part Numbers


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