NSN 5305-00-499-7694, 5305004997694
Cancelled -> Replaced by 5305002855286

Federal Supply Classification: FSC 5305 - Screws
National Item Identification Number: NIIN 004997694
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 5305-00-499-7694

National Stock Number (NSN) 5305-00-499-7694, or NIIN 004997694, (screw,assembled washer) was assigned July 9, 1971 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5305002855286.

There are 6 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 4 suppliers. Today, 4 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. ISO Group has a strong supply network for this NSN, with 11 sources of supply.

This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of May 27, 2010. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPM5A210MQ708. The total value of the awarded contracts has been US$ 2,482.92.

This NSN is very common among different weapons systems, belonging to 36 different platforms.

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 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) 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 5305004997694 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 Nov 01, 2024.

Technical Characteristics

FASTENER LENGTH: (AASB) 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
HARDNESS RATING: (CQFM) 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM PRIMARY WASHER
HARDNESS RATING: (CQFM) 30.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM FASTENER
HEAD DIAMETER: (AASL) 0.473 INCHES MINIMUM AND 0.492 INCHES MAXIMUM
HEAD HEIGHT: (AASU) 0.162 INCHES MINIMUM AND 0.175 INCHES MAXIMUM
HEAD STYLE: (AASK) PAN
INTERNAL DRIVE STYLE: (ABQZ) CROSS RECESS TYPE 1
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) SAE ASSN STD ALL MATERIAL RESPONSES PRIMARY WASHER
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) SAE ASSN STD ALL MATERIAL RESPONSES FASTENER
MATERIAL: (MATT) STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1013 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 FASTENER
MATERIAL: (MATT) STEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1552 OR STEEL COMP 1053 OR STEEL COMP 1054 OR STEEL COMP 1055 OR STEEL COMP 1059 OR STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1566 PRIMARY WASHER
NOMINAL THREAD DIAMETER: (AHYM) 0.250 INCHES
PRIMARY WASHER MATERIAL THICKNESS: (CTJJ) 0.023 INCHES MINIMUM AND 0.028 INCHES MAXIMUM
PRIMARY WASHER OUTSIDE DIAMETER: (CSPG) 0.494 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
PRIMARY WASHER STYLE: (CTHW) FLAT EXTERNAL TEETH
WASHER QUANTITY: (AAVW) 1
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: (STDC) G-4252M,FSCM 24617 MFR REF ALL TREATMENT RESPONSES OVERALL
SURFACE TREATMENT: (SFTT) CADMIUM OR ZINC OVERALL
THREAD CLASS: (AAJD) 2A
THREAD DIRECTION: (AAJF) RIGHT-HAND
THREAD LENGTH: (AASA) 0.341 INCHES MINIMUM AND 0.377 INCHES MAXIMUM
THREAD SERIES DESIGNATOR: (THSD) UNC
THREAD QUANTITY PER INCH: (CMLP) 20
MATERIAL: (MATT) STEEL COMP 1010 FASTENER OR STEEL COMP 1011 FASTENER OR STEEL COMP 1013 FASTENER OR STEEL COMP 1015 FASTENER OR STEEL COMP 1016 FASTENER OR STEEL COMP 1017 FASTENER OR STEEL COMP 1018 FASTENER OR STEEL COMP 1019 FASTENER OR STEEL COMP 1020 FASTENER
MATERIAL: (MATT) STEEL COMP 1050 PRIMARY WASHER OR STEEL COMP 1551 PRIMARY WASHER OR STEEL COMP 1552 PRIMARY WASHER OR STEEL COMP 1053 PRIMARY WASHER OR STEEL COMP 1054 PRIMARY WASHER OR STEEL COMP 1055 PRIMARY WASHER OR STEEL COMP 1059 PRIMARY WASHER OR STEEL COMP 1060 PRIMARY WASHER OR STEEL COMP 1561 PRIMARY WASHER OR STEEL COMP 1566 PRIMARY WASHER
SURFACE TREATMENT: (SFTT) CADMIUM OVERALL OR ZINC OVERALL