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NSN 5305-00-341-8327, 5305003418327
SCREW,CAP,SOCKET HEAD

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 003418327
Codification Country
United States
Item Name Code
INC 16282
Criticality
(S) The item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel.
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 5305-00-341-8327

National Stock Number (NSN) 5305-00-341-8327, or NIIN 003418327, (screw,cap,socket head) was assigned January 15, 1974 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are 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 Feb 14, 1995, 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) 16282. [AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER. THE HEAD HAS AN INTERNAL SOCKET OR MULTIPLE SPLINE FOR USE WITH AN INSERTED DRIVER. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. EXCLUDES:ITEMS WITH BEVEL (CONICAL) HEADS. SEE BOLT, INTERNAL WRENCHING. EXCLUDES:SCREW, SHOULDER; AND SCREW, MACHINE.]. The item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5305003418327 does not contain precious metals.

This NSN is associated to Schedule B 7508900000: other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire). The Schedule B End Use is listed as finished metal shapes. NAICS classification category 332999: all other miscellaneous fabricated metal product manufacturing.

This information was last updated on .


Technical Characteristics

CRITICALITY CODE JUSTIFICATION
(CRTL) ZZZY
FASTENER LENGTH
(AASB) 1.110 INCHES MINIMUM AND 1.140 INCHES MAXIMUM
HEAD DIAMETER
(AASL) 0.375 INCHES NOMINAL
HEAD HEIGHT
(AASU) 0.250 INCHES NOMINAL
HEAD STYLE
(AASK) FLAT CHAMFER
INTERNAL DRIVE STYLE
(ABQZ) HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-N-286,CL A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) NICKEL ALLOY K-500 OVERALL
MINIMUM YIELD STRENGTH
(CQHQ) 90000 POUNDS PER SQUARE INCH
MINIMUM TENSILE STRENGTH
(CQBC) 130000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER
(AHYM) 0.250 INCHES
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS
(ZZZY) QUALITY CONTROL IAW SHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
THREAD CLASS
(AAJD) 2A
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD LENGTH
(AASA) 1.000 INCHES MINIMUM
THREAD QUANTITY PER INCH
(CMLP) 20
THREAD SERIES DESIGNATOR
(THSD) UNC
WIDTH ACROSS FLATS
(ASDB) 0.188 INCHES NOMINAL

Manufacturer Part Numbers


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