The Department of Defence Production of the Ministry of Defence is responsible for the production of tools used by the Indian Navy and the other armed forces.

It comprises the 41 Indian Ordnance Factories under control of the Ordnance Factories Board and 8 Defence PSUs - HAL, BEL, BEML, BDL, MDL, GSL, GRSE and Midhani.

The present weapon systems of the Indian Navy are:

Submarine-launched ballistic missile
Sagarika SLBM
K4 SLBM (deployed on Arihant-class submarine for trials)

Ship Launched Ballistic Missile
Dhanush

Cruise/Anti-Ship Missile
K15 Ballistic Missile (Test fired many times)(Submarine Launched Ballistic Missile)
Brahmos Hypersonic Cruise Missile (Under development)
Brahmos Supersonic Cruise Missile
3M-54E/3M-14E Klub Anti-Ship/Land Attack Cruise Missile (SS-N-27 Sizzler)
Kh-35 (SS-N-25 SwitchBlade)
P-20 (SS-N-2D Styx)
Sea Eagle missile
Harpoon (missile)
Exocet missile (these missiles are used by scorpene submarine)

Air to Air Missiles
Derby missile
R-73 missile
R-77 missile
Astra (Under development)

Surface to Air Missiles
Barak 1
Barak 8 (Under development)
SA-N-12 (SA-17 Grizzly)
SA-N-11 (SA-19 Grison)
SA-N-7 (SA-11 Gadfly)
SA-N-5
SA-N-4 (OSA-M)
SA-N-1 (S-125M)
SA-16 (Igla MANPAD)
Maitri (missile) (project under negotiation with France)

Torpedoes
Whitehead A244-S anti-submarine torpedo
APR-3E torpedo
SET-65E/53-65KE torpedo
Type 53-65 torpedo (passive wake homing)
TEST 71/76 anti-submarine, active & passive homing torpedo
AEG-SUT Mod-1 wire-guided, active/passive homing torpedo
Advanced Light Torpedo Shyena
Varunastra
Takshak(Under development)

Main Guns
OTO Melara 127/64 gun (orders placed for 15 such guns in 2015)
A-190(E) 100mm
100mm AK-100 naval gun
AK-176-M 76mm gun
AK-76/62 76mm gun
Twin mount gun (76mm)
OTO Melara Otobreda 76 mm gun
Mk.6 Vickers 114mm gun
Bofors 40mm/57mm/60mm guns
Oerlikon 20 mm cannon (for Patrol Boats)
CRN-91 30 mm cannon (for Patrol Boats)

Air Defence Guns
AK-630 six-barreled 30 mm Gatling gun
AK-230 twin 30 mm gun
CADS-N-1 Kashtan

ASW Rocket Launchers
RBU-6000
RBU-6000 (RPK-8)
RBU-12000 (UDAV-1)
RBU-1000
GSh-30-1