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NSN 5305-01-227-5065, 5305012275065
SCREW,MACHINE

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 012275065
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 5305-01-227-5065

National Stock Number (NSN) 5305-01-227-5065, or NIIN 012275065, (screw,machine) was assigned March 4, 1986 in the Federal Logistics Information System (FLIS). 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.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 29, 2020, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

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 5305012275065 does not contain precious metals.

This information was last updated on .


Technical Characteristics

THREAD SERIES DESIGNATOR
(THSD) UNJF
MINIMUM TENSILE STRENGTH
(CQBC) 160000 POUNDS PER SQUARE INCH
HARDNESS RATING
(CQFM) 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
THREAD CLASS
(AAJD) 3A
NOMINAL THREAD DIAMETER
(AHYM) 0.500 INCHES
HEAD DIAMETER
(AASL) 1.000 INCHES NOMINAL
INTERNAL DRIVE STYLE
(ABQZ) CROSS RECESS TYPE 1
THREAD QUANTITY PER INCH
(CMLP) 20
FASTENER LENGTH
(AASB) 1.656 INCHES NOMINAL
THREAD LENGTH
(AASA) 0.750 INCHES NOMINAL
HEAD STYLE
(AASK) FLAT COUNTERSUNK
COUNTERSINK ANGLE
(CRSQ) 100.0 DEGREES NOMINAL
SCREW MATERIAL
(CYAU) STEEL
SCREW SURFACE TREATMENT
(CYBA) CADMIUM AND CHROMATE
THREAD DIRECTION
(AAJF) RIGHT-HAND

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