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NSN 5305-01-449-4457, 5305014494457
SCREW,CAP,SOCKET HEAD

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 014494457
Codification Country
United States
Item Name Code
INC 16282
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 5305-01-449-4457

National Stock Number (NSN) 5305-01-449-4457, or NIIN 014494457, (screw,cap,socket head) was assigned October 2, 1997 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 02, 2006, 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) 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.]. 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 5305014494457 does not contain precious metals.

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

NONSTANDARD THREAD PITCH DIAMETER
(CFSG) +0.2723/+0.2764 INCHES
FASTENER LENGTH
(AASB) 4.970 INCHES MINIMUM AND 5.000 INCHES MAXIMUM
HEAD DIAMETER
(AASL) 0.458 INCHES MINIMUM AND 0.469 INCHES MAXIMUM
HEAD HEIGHT
(AASU) 0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD STYLE
(AASK) FLAT FILLISTER
INTERNAL DRIVE STYLE
(ABQZ) HEXAGON
NOMINAL THREAD DIAMETER
(AHYM) 0.312 INCHES
NONSTANDARD THREAD PITCH DIAMETER
(CFSG) +0.2723 TO 0.2764 INCHES
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) ASTM A322 OR A331 .500 DIA CONDITION OPTIONAL ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP 4130 OVERALL OR STEEL COMP 8630 OVERALL
THREAD CLASS
(AAJD) 2A
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD LENGTH
(AASA) 1.450 INCHES MINIMUM AND 1.550 INCHES MAXIMUM
THREAD QUANTITY PER INCH
(CMLP) 18
THREAD SERIES DESIGNATOR
(THSD) UNC
WIDTH ACROSS FLATS
(ASDB) 0.250 INCHES MINIMUM AND 0.253 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) ASTM B633 TY 2 EMBRITTLEMENT RELIEVE AFTER PLATING ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT
(SFTT) ZINC OVERALL

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