NSN 5306-01-105-1786, 5306011051786
BOLT,ASSEMBLED WASHER

Federal Supply Classification: FSC 5306 - Bolts
National Item Identification Number: NIIN 011051786
Codification Country: United States
Item Name Code: INC 06659
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: We have 1 qualified suppliers

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DLMS^® Summary

National Stock Number 5306-01-105-1786

National Stock Number (NSN) 5306-01-105-1786, or NIIN 011051786, (bolt,assembled washer) was assigned December 18, 1980 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers 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) 06659. [A BOLT, MACHINE ON WHICH HAS BEEN ASSEMBLED ONE OR MORE NONREMOVABLE WASHERS. SEE ALSO SCREW, ASSEMBLED WASHER.]. 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 5306011051786 does not contain precious metals.

This information was last updated on Jul 01, 2025.

Technical Characteristics

HEAD HEIGHT: (AASU) 0.270 INCHES MINIMUM AND 0.295 INCHES MAXIMUM
NOMINAL THREAD DIAMETER: (AHYM) 0.375 INCHES
MATERIAL: (MATT) STEEL OVERALL
PRIMARY WASHER OUTSIDE DIAMETER: (CSPG) 0.635 INCHES MINIMUM AND 0.651 INCHES MAXIMUM
THREAD DIRECTION: (AAJF) RIGHT-HAND
FASTENER LENGTH: (AASB) 0.875 INCHES NOMINAL
THREAD CLASS: (AAJD) 2A
WASHER QUANTITY: (AAVW) 1
PRIMARY WASHER STYLE: (CTHW) SPLIT HELICAL RING
PRIMARY WASHER MATERIAL THICKNESS: (CTJJ) 0.094 INCHES NOMINAL
THREAD QUANTITY PER INCH: (CMLP) 16
THREAD LENGTH: (AASA) 0.750 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
THREAD SERIES DESIGNATOR: (THSD) UNC
HEAD STYLE: (AASK) HEXAGON
WIDTH BETWEEN FLATS: (AATB) 0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) GM-275-M FSCM 24617 MFR REF SINGLE MATERIAL RESPONSE OVERALL