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NSN 5305-00-402-7866, 5305004027866
SCREW,ASSEMBLED WASHER

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 004027866
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.
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DLMS® Summary

National Stock Number 5305-00-402-7866

National Stock Number (NSN) 5305-00-402-7866, or NIIN 004027866, (screw,assembled washer) was assigned May 28, 1970 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.

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 5305004027866 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

FASTENER LENGTH
(AASB) 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM
HARDNESS RATING
(CQFM) 40.0 ROCKWELL C MINIMUM OVERALL AND 50.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT
(AASU) 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM
HEAD DIAMETER
(AASL) 0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM
HEAD STYLE
(AASK) PAN NO. 2
INTERNAL DRIVE STYLE
(ABQZ) SLOT
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-S-633-CANCELED FED SPEC 1ST MATERIAL RESPONSE OVERALL OR QQ-W-409 FED SPEC 1ST MATERIAL RESPONSE OVERALL OR QQ-S-633 FS FED SPEC 2ND MATERIAL RESPONSE OVERALL OR QQ-S-633 FS FED SPEC 3RD MATERIAL RESPONSE OVERALL OR QQ-S-633 FS FED SPEC 4TH MATERIAL RESPONSE OVERALL OR QQ-S-633 FS FED SPEC 5TH MATERIAL RESPONSE OVERALL OR QQ-S-633 FS FED SPEC 6TH MATERIAL RESPONSE OVERALL OR QQ-S-633 FS FED SPEC 7TH MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL OVERALL OR STEEL COMP 1050 OVERALL OR STEEL COMP 1551 OVERALL OR STEEL COMP 1552 OVERALL OR STEEL COMP 1053 OVERALL OR STEEL COMP 1055 OVERALL OR STEEL COMP 1060 OVERALL
MINIMUM TENSILE STRENGTH
(CQBC) 55000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER
(AHYM) 0.112 INCHES
PRIMARY WASHER MATERIAL THICKNESS
(CTJJ) 0.015 INCHES MINIMUM AND 0.019 INCHES MAXIMUM
PRIMARY WASHER OUTSIDE DIAMETER
(CSPG) 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM
PRIMARY WASHER STYLE
(CTHW) FLAT EXTERNAL TEETH
THREAD LENGTH
(AASA) 0.089 INCHES MINIMUM AND 0.094 INCHES MAXIMUM
THREAD CLASS
(AAJD) 2A
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD QUANTITY PER INCH
(CMLP) 40
THREAD SERIES DESIGNATOR
(THSD) UNC
WASHER QUANTITY
(AAVW) 1
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) MIL-F-14072,FINISH NO. -262 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT
(SFTT) CADMIUM OVERALL

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