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NSN 5305-00-016-6778, 5305000166778
SCREW,TAPPING

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 000166778
Codification Country
United States
Item Name Code
INC 41756
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.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 5305-00-016-6778

National Stock Number (NSN) 5305-00-016-6778, or NIIN 000166778, (screw,tapping) 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 3 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 6 suppliers. Today, 3 suppliers are listed as Active suppliers 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) 41756. [A HARDENED EXTERNALLY THREADED FASTENER WHOSE THREAD EXTENDS TO THE BEARING SURFACE OF THE HEAD. THE THREAD MAY BE FLUTED OR OTHERWISE DESIGNED TO CUT OR FORM ITS OWN MATING THREAD. EXCLUDES:SCREW, ASSEMBLED WASHER.]. 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 5305000166778 contains an unknown precious metal.

This NSN is associated to Schedule B 7318140000: self-tapping screws of iron or steel. 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

SURFACE TREATMENT
(SFTT) CADMIUM OVERALL OR ZINC OVERALL
FASTENER LENGTH
(AASB) 0.375 INCHES NOMINAL
FEATURES PROVIDED
(CBBL) CASEHARDENED
HEAD HEIGHT
(AASU) 0.160 INCHES MINIMUM AND 0.175 INCHES MAXIMUM
HEAD DIAMETER
(AASL) 0.443 INCHES MINIMUM AND 0.472 INCHES MAXIMUM
HEAD STYLE
(AASK) ROUND
INTERNAL DRIVE STYLE
(ABQZ) CROSS RECESS TYPE 1
MATERIAL
(MATT) STEEL OVERALL
NONMACHINE NOMINAL THREAD DIAMETER
(CTYF) 0.250 INCHES
NONMACHINE THREAD STYLE
(CRGF) THRU SLOT (TYPE D)
SURFACE TREATMENT
(SFTT) CADMIUM OR ZINC OVERALL

Manufacturer Part Numbers

166778

RNCC
5
RNVC
2
166778

RNCC
5
RNVC
9
166778

RNCC
5
RNVC
9
27P1011

RNCC
5
RNVC
9
955618

RNCC
3
RNVC
9
166778

RNCC
C
RNVC
1

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