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NSN 5305-00-042-0451, 5305000420451
Cancelled -> Replaced by 5305000420488

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 000420451
Codification Country
United States
Item Name Code
INC 06660
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.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 5305-00-042-0451

National Stock Number (NSN) 5305-00-042-0451, or NIIN 000420451, (screw,assembled washer) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5305000420488.

There are 2 manufacturer part numbers associated with this NSN. One of those 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, 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 Aug 02, 2005, 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) 06660. [A SCREW, (AS MODIFIED) TO WHICH HAS BEEN ASSEMBLED ONE OR MORE NONREMOVABLE WASHER(S).]. 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 5305000420451 contains an unknown precious metal.

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

MATERIAL
(MATT) STEEL OVERALL OR STEEL COMP 1010 OVERALL OR STEEL COMP 1050 OVERALL OR STEEL COMP 1566 OVERALL
SURFACE TREATMENT
(SFTT) CADMIUM OVERALL OR ZINC OVERALL
FASTENER LENGTH
(AASB) 0.438 INCHES NOMINAL
HARDNESS RATING
(CQFM) 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM PRIMARY WASHER
HEAD DIAMETER
(AASL) 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
HEAD HEIGHT
(AASU) 0.091 INCHES MINIMUM AND 0.103 INCHES MAXIMUM
HEAD STYLE
(AASK) ROUND
INTERNAL DRIVE STYLE
(ABQZ) CROSS RECESS TYPE 1
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) SAE ASSN STD ALL MATERIAL RESPONSES OVERALL
MATERIAL
(MATT) STEEL OR STEEL COMP 1010 OR STEEL COMP 1050 OR STEEL COMP 1566 OVERALL
NOMINAL THREAD DIAMETER
(AHYM) 0.138 INCHES
PRIMARY WASHER MATERIAL THICKNESS
(CTJJ) 0.018 INCHES NOMINAL
PRIMARY WASHER OUTSIDE DIAMETER
(CSPG) 0.278 INCHES MINIMUM AND 0.288 INCHES MAXIMUM
PRIMARY WASHER STYLE
(CTHW) FLAT INTERNAL TEETH
WASHER QUANTITY
(AAVW) 1
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) QQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 1,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
SURFACE TREATMENT
(SFTT) CADMIUM OR ZINC OVERALL
THREAD CLASS
(AAJD) 2A
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD LENGTH
(AASA) 0.438 INCHES MAXIMUM
THREAD QUANTITY PER INCH
(CMLP) 32
THREAD SERIES DESIGNATOR
(THSD) UNC

Manufacturer Part Numbers


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