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NSN 5305-01-729-0499, 5305017290499
SCREW,CAP,SOCKET HEAD

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 017290499
Codification Country
United States
Item Name Code
INC 16282
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 5305-01-729-0499

National Stock Number (NSN) 5305-01-729-0499, or NIIN 017290499, (screw,cap,socket head) was assigned April 28, 2025 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 4 manufacturer part numbers 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, there are no suppliers that are 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) 16282. [AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER. THE HEAD HAS AN INTERNAL SOCKET OR MULTIPLE SPLINE FOR USE WITH AN INSERTED DRIVER. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. EXCLUDES:ITEMS WITH BEVEL (CONICAL) HEADS. SEE BOLT, INTERNAL WRENCHING. EXCLUDES:SCREW, SHOULDER; AND SCREW, MACHINE.]. 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 5305017290499 does not contain precious metals.

This NSN is associated to Schedule B 7508900000: other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire). The Schedule B End Use is listed as finished metal shapes. NAICS classification category 332999: all other miscellaneous fabricated metal product manufacturing.

This information was last updated on .


Technical Characteristics

CHAMFER ANGLE
(CSYT) 30.0 DEGREES MINIMUM AND 45.0 DEGREES MAXIMUM
FASTENER LENGTH
(AASB) 4.00 INCHES NOMINAL
HARDNESS RATING
(CQFM) 24.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER
(AASL) 1.852 INCHES MINIMUM AND 1.875 INCHES MAXIMUM
HEAD HEIGHT
(AASU) 1.236 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
HEAD STYLE
(AASK) FLAT CHAMFER
INTERNAL DRIVE STYLE
(ABQZ) HEXAGON
LOCKING FEATURE
(AAUM) SELF-LOCKING LOCKING FEATURE
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-N-286,ANNEALED AND AGE HARDENED FED SPEC SINGLE MATERIAL RESPONSE FASTENER
MATERIAL
(MATT) NICKEL ALLOY 500 FASTENER
MINIMUM TENSILE STRENGTH
(CQBC) 130000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH
(CQHQ) 90000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER
(AHYM) 1.250 INCHES
PART NAME ASSIGNED BY CONTROLLING AGENCY
(CXCY) SOCKET HEAD CAP SCREW
SPECIAL FEATURES
(FEAT) LOCKING FEATURE PER MIL-F-8961 OR MIL-DTL-18240
SPECIFICATION/STANDARD DATA
(ZZZK) 81349-MIL-DTL-1222J GOVERNMENT SPECIFICATION
WIDTH ACROSS FLATS
(ASDB) 0.875 INCHES NOMINAL
THREAD CLASS
(AAJD) 3A
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD LENGTH
(AASA) 2.75 INCHES NOMINAL
THREAD QUANTITY PER INCH
(CMLP) 7
THREAD SERIES DESIGNATOR
(THSD) UNC

Manufacturer Part Numbers


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