START I

October 1, 1997

START I AGGREGATE NUMBERS OF STRATEGIC OFFENSIVE ARMS¹
(As of July 1, 1997 as compiled from individual data submissions of the Parties)

Category of Data	Russia	Ukraine	Total, Former USSR Parties	USA
Deployed ICBMs and Their Associated Launchers, Deployed SLBMs and Their Associated Launchers, and Deployed Heavy Bombers	1490	154	1644	1505
Warheads Attributed to Deployed ICBMs, Deployed SLBMs, and Deployed Heavy Bombers	6750	1196	7946	7957
Warheads Attributed to Deployed ICBMs and Deployed SLBMs	6180	844	7024	6176
Throw-weight of Deployed ICBMs and Deployed SLBMs (MT)	4107.00	464.70	4571.70	1972.75

_____________________

¹The data in this fact sheet comes from the most recent aggregate MOU data exchanged by the Parties to the START Treaty. Only the more significant aggregate data is listed here and on the accompanying tables. The data under the "Total, Former USSR Parties" heading was compiled by the U.S. Arms Control and Disarmament Agency from the individual totals submitted by these Parties, and is provided for ease of comparison.

Note that all data reflects specific START counting rules. Within tables, a "--" denotes that the entry is not applicable. The complete unclassified MOU data of the Parties is available upon request from the Office of Public Affairs, U.S. Arms Control and Disarmament Agency.

United States of America MOU Data
(i) ICBMs and ICBM Launchers	MM-II	MM-III	PK for Rail-Mobile Launcher	PK for Silo Launcher	Total
Deployed ICBMs and Their Associated Launcher Deployed Heavy ICBMs and Their Associated Launchers	55 --	615 --	-- --	50 --	720 --
Warheads Attributed to Deployed ICBMs Warheads Attributed to Deployed ICBMs on Mobile Launchers of ICBMs Warheads Attributed to Deployed Heavy ICBMs	55 -- --	1845 -- --	-- -- --	500 -- --	2400 -- --
Throw-weight of Deployed ICBMs (MT)	44.00	707.25	--	197.50	948.75

(ii) SLBMs and SLBM Launchers	Poseidon	Trident I	Trident II	Total
Deployed SLBMs and Their Associated Launchers	32	192	240	464
Warheads Attributed to Deployed SLBMs	320	1536	1920	3776
Throw-weight of Deployed SLBMs (MT)	64.00	288.00	672.00	1024.00

(iii) Heavy Bombers	B-1	B-2	B-52	Total
Deployed Heavy Bombers Heavy Bombers Equipped for Long-Range Nuclear ALCMs Heavy Bombers Equipped for Nuclear Armaments Other than Long-Range Nuclear ALCMs	93 0 93	19 0 19	209 160 49	321 160 161
Warheads Attributed to Deployed Heavy Bombers Warheads Attributed to Deployed Heavy Bombers Equipped for Long-Range Nuclear ALCMs Warheads Attributed to Deployed Heavy Bombers Equipped for Nuclear Armaments Other than Long-Range ALCMs	93 0 93	19 0 19	1669 1620 49	1781 1620 161

(iii) Heavy Bombers

B-1

B-2

B-52

Total

Deployed Heavy Bombers

Heavy Bombers Equipped for Nuclear Armaments Other than Long-Range Nuclear ALCMs

209

160

321

160

161

Warheads Attributed to Deployed Heavy Bombers

Warheads Attributed to Deployed Heavy Bombers Equipped for Nuclear Armaments Other than Long-Range ALCMs

1669

1620

1781

1620

161

Republic of Belarus MOU Data
(i) ICBMs and ICBM Launchers	SS-25	Total
Deployed ICBMs and Their Associated Launchers Deployed Heavy ICBMs and Their Associated Launchers	0 --	0 --
Warheads Attributed to Deployed ICBMs Warheads Attributed to Deployed ICBMs on Mobile Launchers of ICBMs Warheads Attributed to Deployed Heavy ICBMs	0 0 --	0 0 --
Throw-weight of Deployed ICBMs (MT)	0	0

(ii) SLBMs and SLBM Launchers
None
(iii) Heavy Bombers
None

Republic of Kazakstan MOU Data
(i) ICBMs and ICBM Launchers	SS-18	Total
Deployed ICBMs and Their Associated Launchers Deployed Heavy ICBMs and Their Associated Launchers	0 0	0 0
Warheads Attributed to Deployed ICBMs Warheads Attributed to Deployed ICBMs on Mobile Launchers of ICBMs Warheads Attributed to Deployed Heavy ICBMs	0 -- 0	0 -- 0
Throw-weight of Deployed ICBMs (MT)	0	0

(ii) SLBMs and SLBM Launchers
None
(iii) Heavy Bombers
None

Russian Federation MOU Data
(i) ICBMs and ICBM Launchers	SS-11	SS-13	SS-25	RS-12M ICBM Variant 2 for Road Mobile Launcher	RS-12M ICBM Variant 2 for Silo Launcher	SS-17	SS-19	SS-18	SS-24 for Silo Launcher	SS-24 for Rail-Mobile Launcher	Total
Deployed ICBMs and Their Associated Launchers Deployed Heavy ICBMs and Their Associated Launchers	0 --	0 --	360 --	0 --	0 --	0 --	170 --	186 186	10 --	36 --	762 186
Warheads Attributed to Deployed ICBMs Warheads Attributed to Deployed ICBMs on Mobile Launchers of ICBMs Warheads Attributed to Deployed Heavy ICBMs	0 -- --	0 -- --	360 360 --	0 -- --	0 -- --	0 -- --	1020 -- --	1860 -- 1860	100 -- --	360 360 --	3700 720 1860
Throw-weight of Deployed ICBMs (MT)	0	0	360.00	0	0	0	739.50	1636.80	40.50	145.80	2922.60

(ii) SLBMs and SLBM Launchers	SS-N-6	SS-N-8	SS-N-18	SS-N-20	SS-N-23	Total
Deployed SLBMs and Their Associated Launchers	16	192	208	120	112	648
Warheads Attributed to Deployed SLBMs	16	192	624	1200	448	2480
Throw-weight of Deployed SLBMs (MT)	10.40	211.20	343.20	306.00	313.60	1184.40

(iii) Heavy Bombers	Blackjack	Bear	Total
Deployed Heavy Bombers Heavy Bombers Equipped for Long-Range Nuclear ALCMs Heavy Bombers Equipped for Nuclear Armaments Other than Long-Range Nuclear ALCMs	6 6 --	74 64 10	80 70 10
Warheads Attributed to Deployed Heavy Bombers Warheads Attributed to Deployed Heavy Bombers Equipped for Long-Range Nuclear ALCMs Warheads Attributed to Deployed Heavy Bombers Equipped for Nuclear Armaments Other than Long-Range Nuclear ALCMs	48 48 --	522 512 10	570 560 10

(iii) Heavy Bombers

Blackjack

Bear

Total

Deployed Heavy Bombers

Heavy Bombers Equipped for Nuclear Armaments Other than Long-Range Nuclear ALCMs

Warheads Attributed to Deployed Heavy Bombers

Warheads Attributed to Deployed Heavy Bombers Equipped for Nuclear Armaments Other than Long-Range Nuclear ALCMs

522

512

570

560

Ukrainian MOU Data
(i) ICBMs and ICBM Launchers	SS-19	SS-24 for Silo Launcher	Total
Deployed ICBMs and Their Associated Launchers Deployed Heavy ICBMs and Their Associated Launchers	64 --	46 --	110 --
Warheads Attributed to Deployed ICBMs Warheads Attributed to Deployed ICBMs on Mobile Launchers of ICBMs Warheads Attributed to Deployed Heavy ICBMs	384 -- --	460 -- --	844 -- --
Throw-weight of Deployed ICBMs (MT)	278.40	186.3	464.70

(ii) SLBMs and SLBM Launchers
None

(iii) Heavy Bombers	Bear	Blackjack	Total
Deployed Heavy Bombers Heavy Bombers Equipped for Long-Range Nuclear ALCMs Heavy Bombers Equipped for Nuclear Armaments Other than Long-Range Nuclear ALCMs	25 25 0	19 19 0	44 44 0
Warheads Attributed to Deployed Heavy Bombers Warheads Attributed to Deployed Heavy Bombers Equipped for Long-Range Nuclear ALCMs Warheads Attributed to Deployed Heavy Bombers Equipped for Nuclear Armaments Other than Long-Range Nuclear ALCMs	200 200 0	152 152 0	352 352 0

(iii) Heavy Bombers

Bear

Blackjack

Total

Deployed Heavy Bombers

Heavy Bombers Equipped for Nuclear Armaments Other than Long-Range Nuclear ALCMs

Warheads Attributed to Deployed Heavy Bombers

Warheads Attributed to Deployed Heavy Bombers Equipped for Nuclear Armaments Other than Long-Range Nuclear ALCMs

200

152

352