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NSN 5305-01-493-2878, 5305014932878
SCREW,MACHINE

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 014932878
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 5305-01-493-2878

National Stock Number (NSN) 5305-01-493-2878, or NIIN 014932878, (screw,machine) was assigned December 26, 2001 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.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 27, 2001, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.

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 5305014932878 does not contain precious metals.

This NSN is associated to Schedule B 3926909987: articles of plastics & articles of other materials of heading 3901 to 3914, nesoi. The Schedule B End Use is listed as other industrial supplies. NAICS classification category 326199: all other plastics product manufacturing.

This information was last updated on .


Technical Characteristics

ASKEWED HEAD ANGLE
(CSFL) 82.0 DEGREES MAXIMUM
FASTENER LENGTH
(AASB) 0.750 INCHES NOMINAL
HEAD STYLE
(AASK) FLAT COUNTERSUNK
INTERNAL DRIVE STYLE
(ABQZ) SLOT
NOMINAL THREAD DIAMETER
(AHYM) 0.312 INCHES
PART NAME ASSIGNED BY CONTROLLING AGENCY
(CXCY) SCREW,MACHINE FLATHEAD PLASTIC
PURCHASE DESCRIPTION IDENTIFICATION
(ZZZP) 4Y054-003 008913
SCREW MATERIAL
(CYAU) PLASTIC POLYAMIDE
SPECIAL FEATURES
(FEAT) ITEM IS A TORLON COUNTERSUNK FLAT HEAD MACHINE SCREW; MATERIAL: GENERAL-PURPOSE POLYAMIDE-IMIDE (TORLON) GRADE 4203 = EXTRUDED ROD, AND 4203L = INJECTION MOLDED; WORKMANSHIP - SCREWS SHALL SHOW NO EVIDENCE OF CROSS THREADING OR MULTILATION; THREAD LENGTH - FULL FORM THREADS SHALL EXTEND TO WITHIN TWO THREADS OF THE BEARING SURFACE OF THE HEAD OR CLOSER IF PRACTICABLE; MARKING SHALL BE IN ACCORDANCE WITH MIL-STD-130; QUALITY ASSURANCE PROVISIONS
SPECIFICATION/STANDARD DATA
(ZZZK) 4Y054-003-008913 MANUFACTURERS SPECIFICATION CONTROL
THREAD LENGTH
(AASA) 0.559 INCHES NOMINAL
THREAD SERIES DESIGNATOR
(THSD) UNC
THREAD QUANTITY PER INCH
(CMLP) 18


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