Kosmos 11K65

Russian orbital launch vehicle. Initial serial production version was the Kosmos-3, built at the Krasnoyarsk Machine Factory. Flew only four times, with two failures, before being succeeded by the modernized production version under the responsibility of NPO Polyot.

2 stage vehicle consisting of 1 x R-14 + 1 x S3.

LEO Payload: 1,400 kg (3,000 lb) to a 400 km orbit. Payload: 700 kg (1,540 lb) to a 1,600 km orbit. Launch Price $: 10.000 million in 1994 dollars.

Stage Data - Kosmos 11K65

• Stage 1. 1 x Kosmos-1. Gross Mass: 87,200 kg (192,200 lb). Empty Mass: 5,300 kg (11,600 lb). Thrust (vac): 1,740.023 kN (391,173 lbf). Isp: 292 sec. Burn time: 130 sec. Isp(sl): 248 sec. Diameter: 2.40 m (7.80 ft). Span: 4.40 m (14.40 ft). Length: 22.40 m (73.40 ft). Propellants: Nitric acid/UDMH. No Engines: 1. Engine: RD-216. Other designations: Skean; SS-5; R-14; 8K65; 65; 11K65. Status: In Production. Comments: Launch count 411 orbital and ca. 300 suborbital to end 1994. Failures based on proration of failures to orbit.

• Stage 2. 1 x Kosmos-2. Gross Mass: 20,135 kg (44,390 lb). Empty Mass: 1,435 kg (3,163 lb). Thrust (vac): 156.000 kN (35,070 lbf). Isp: 303 sec. Burn time: 375 sec. Diameter: 2.40 m (7.80 ft). Span: 2.40 m (7.80 ft). Length: 6.00 m (19.60 ft). Propellants: Nitric acid/UDMH. No Engines: 1. Engine: 11D49. Other designations: S3. Status: In Production. Comments: Launch count 411 orbital and ca. 300 suborbital to end 1994. Failures based on proration of failures to orbit.