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NSN 5305-00-042-2420, 5305000422420
SCREW,MACHINE

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 000422420
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 5305-00-042-2420

National Stock Number (NSN) 5305-00-042-2420, or NIIN 000422420, (screw,machine) 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 5 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 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. ISO Group has several sources of supply for this NSN.

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 5305000422420 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) 1.250 INCHES NOMINAL
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) SLOT
NOMINAL THREAD DIAMETER
(AHYM) 0.250 INCHES
NONDEFINITIVE SPEC/STD DATA
(ZZZT) 1 TYPE AND 1S STYLE
SCREW MATERIAL
(CYAU) STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020
SCREW MATERIAL DOCUMENT AND CLASSIFICATION
(CYAW) QQ-S-633 FED SPEC ALL MATERIAL RESPONSES
SCREW SURFACE TREATMENT
(CYBA) CADMIUM OR ZINC
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD CLASS
(AAJD) 2A
THREAD LENGTH
(AASA) 1.250 INCHES MAXIMUM
THREAD SERIES DESIGNATOR
(THSD) UNF
THREAD QUANTITY PER INCH
(CMLP) 28

Manufacturer Part Numbers

101179

RNCC
5
RNVC
9
1075631

RNCC
3
RNVC
2
422420

RNCC
5
RNVC
9
7324088

RNCC
3
RNVC
2
422420

RNCC
C
RNVC
1

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