    <SEC-DOCUMENT>0001213900-22-018424-index.html : 20220406
    <SEC-HEADER>0001213900-22-018424.hdr.sgml : 20220406
    <ACCEPTANCE-DATETIME>20220406160602
    ACCESSION NUMBER:		0001213900-22-018424
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		13
    CONFORMED PERIOD OF REPORT:	20220518
    FILED AS OF DATE:		20220406
    DATE AS OF CHANGE:		20220406

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			NEXTNAV INC.
    		CENTRAL INDEX KEY:			0001865631
    		STANDARD INDUSTRIAL CLASSIFICATION:	SEARCH, DETECTION, NAVIGATION, GUIDANCE, AERONAUTICAL SYS [3812]
    		IRS NUMBER:				000000000
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-40985
    		FILM NUMBER:		22810630

    	BUSINESS ADDRESS:
    		STREET 1:		1775 TYSONS BLVD., 5TH FLOOR
    		CITY:			MCLEAN
    		STATE:			VA
    		ZIP:			22102
    		BUSINESS PHONE:		800-775-0982

    	MAIL ADDRESS:
    		STREET 1:		1775 TYSONS BLVD., 5TH FLOOR
    		CITY:			MCLEAN
    		STATE:			VA
    		ZIP:			22102

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	Spartacus Acquisition Shelf Corp.
    		DATE OF NAME CHANGE:	20210603
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEF 14A
    <SEQUENCE>1
    <FILENAME>def14a0422_nextnavinc.htm
    <DESCRIPTION>DEFINITIVE PROXY STATEMENT
    <TEXT>
    Document 1 - file: def14a0422_nextnavinc.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>tcamera_icon.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 2 - file: tcamera_icon.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>tchairman_logo.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: tchairman_logo.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>temail_icon.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: temail_icon.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>tlaptop_icon.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: tlaptop_icon.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>tmember_icon.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: tmember_icon.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>tnextnav_logo.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: tnextnav_logo.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>tperson_icon.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: tperson_icon.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>tphone_icon.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: tphone_icon.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>tproxy_001.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: tproxy_001.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>tproxy_002.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: tproxy_002.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>ttick_icon.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: ttick_icon.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>ttick_icon1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: ttick_icon1.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>