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NSN 5305-01-012-8912, 5305010128912
SCREW,EXTERNALLY RELIEVED BODY

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 010128912
Codification Country
United States
Item Name Code
INC 01852
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 5305-01-012-8912

National Stock Number (NSN) 5305-01-012-8912, or NIIN 010128912, (screw,externally relieved body) was assigned November 20, 1975 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There is only one manufacturer part number 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, 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.

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 15, 2014, 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) 01852. [AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, AND WHOSE UNTHREADED PORTION HAS BEEN MACHINED OR GROUND IN ONE OR MORE PLACES OR OVER ITS ENTIRE LENGTH TO A MAXIMUM DIAMETER LESS THAN THE MINIMUM PITCH DIAMETER OF THE THREAD (EXCLUDES:UNDERCUT FOR THREAD RELIEF). IT IS NO. 0 (0.060 IN.) (1.5 MM) OR LARGER, AND IS DESIGNED TO BE HELD OR DRIVEN WITH EITHER A WRENCH OR INSERTED DRIVER (EXCLUDING INTERNAL SOCKET AND MULTIPLE SPLINE TYPES) OR BOTH IN SIZES BELOW NO. 10 (0.190 IN.) (5 MM) AND LARGER SIZES MUST HAVE A HEAD DESIGNED FOR ANY TYPE INSERTED DRIVER (EXCLUDING INTERNAL SOCKET AND 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. SEE ALSO BOLT, EXTERNALLY RELIEVED BODY AND BOLT, INTERNAL WRENCHING.]. 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 5305010128912 does not contain precious metals.

This information was last updated on .


Technical Characteristics

THREAD SERIES DESIGNATOR
(THSD) UNF
THREAD CLASS
(AAJD) 3A
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY
(CSNG) 1
MATERIAL
(MATT) STEEL COMP 303SE OVERALL
SURFACE TREATMENT
(SFTT) PASSIVATE OVERALL
THREAD DIRECTION
(AAJF) RIGHT-HAND
HEAD STYLE
(AASK) HEXAGON
HEAD HEIGHT
(AASU) 0.250 INCHES NOMINAL
THREAD LENGTH
(AASA) 0.180 INCHES NOMINAL
FASTENER LENGTH
(AASB) 0.810 INCHES NOMINAL
FIRST DIAMETER FROM HEAD
(AAWC) 0.280 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
INTERNAL DRIVE STYLE
(ABQZ) SLOT
III PART NAME ASSIGNED BY CONTROLLING AGENCY
(CXCY) NAVY SPECIAL PROJECT
NOMINAL THREAD DIAMETER
(AHYM) 0.375 INCHES
THREAD QUANTITY PER INCH
(CMLP) 24
PART NAME ASSIGNED BY CONTROLLING AGENCY
(CXCY) NAVY SPECIAL PROJECT
WIDTH BETWEEN FLATS
(AATB) 0.750 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER
(AAWH) 0.630 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) H+4-169,FSCM 82577 MFR REF SINGLE TREATMENT RESPONSE OVERALL

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