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NSN 5305-00-579-0551, 5305005790551
SCREW,CAP,SOCKET HEAD

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 005790551
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 5305-00-579-0551

National Stock Number (NSN) 5305-00-579-0551, or NIIN 005790551, (screw,cap,socket head) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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) 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 5305005790551 contains an unknown precious metal.

This NSN is associated to Schedule B 7318152000: bolts and bolts and their nuts or washers exported in the same shipment. The Schedule B End Use is listed as iron and steel products, other. NAICS classification category 332722: bolt, nut, screw, rivet, and washer manufacturing.

This information was last updated on .


Technical Characteristics

FASTENER LENGTH
(AASB) 2.740 INCHES MINIMUM AND 2.760 INCHES MAXIMUM
HARDNESS RATING
(CQFM) 32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER
(AASL) 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
HEAD HEIGHT
(AASU) 0.195 INCHES MINIMUM AND 0.215 INCHES MAXIMUM
HEAD STYLE
(AASK) FLAT CHAMFER
HOLE CONFIGURATION STYLE
(CRHC) ROUND
HOLE DIAMETER
(AAUB) 0.047 INCHES NOMINAL
HOLE QUANTITY
(ASXK) 6
HOLE TYPE
(BQDM) DRILLED
INTERNAL DRIVE STYLE
(ABQZ) HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP 8740 OVERALL
NOMINAL THREAD DIAMETER
(AHYM) 0.190 INCHES
WIDTH ACROSS FLATS
(ASDB) 0.188 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
SURFACE FINISH
(CSYM) 32.0 MICROINCHES THREADS
SURFACE FINISH
(CSYM) 63.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE FINISH
(CSYM) 63.0 MICROINCHES GRIP
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT
(SFTT) CADMIUM OVERALL
THREAD CLASS
(AAJD) 3A
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD LENGTH
(AASA) 0.553 INCHES MINIMUM AND 0.695 INCHES MAXIMUM
THREAD SERIES DESIGNATOR
(THSD) UNF
THREAD QUANTITY PER INCH
(CMLP) 32

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