What does SSG stand for?

Guided Missile Submarine - Navy symbol

Malabo - Equatorial Guinea - Airport symbol (OAG)

Safety Study Group (MCD)

Santa Isabel - Spanish Guinea - Airport symbol (AD)

Scantron Service Group - Commercial firm

Schmeisser & Simpson - NCIC firearms make code (NCIC)

Science Steering Group - NASA

Scientific Software Group - Commercial firm

Scientific Steering Group - Tropical Ocean-Global Atmosphere (USDC)

Scientific Steering Group for WOCE (SAUS)

Scleroderma Support Group (EA)

Search Signal Generator

Second Stage Graphitization (SAUS)

Security Service Guide (SAA)

Seimat - Language code (ETLW)

Senior Savers Guide Publishing, Inc. - Vancouver Stock Exchange symbol

Service Selection Gateway

Settlement Specifications Group - Electric utility company

Ships Service Generator (DOMA)

Shuttle Support Group (MCD)

Signal Support Group (SAUS)

Silenced Sub-machine Gun - Police and security equipment

Single Shot Gun (SAUS)

Single Sideband Generator

Slovak Government Flying Service - FAA designator (FAAC)

Small Signal Gain (IEEE)

Small Single Gain (SAUS)

Society of Saint Gregory - British (DBA)

Software and Solutions Group

Software Support Group (NITA)

Software Systems Group

Solution-Sol-Gel - Materials science

Southern Society of Genealogists (EA)

South Sydney Greens - Political party - Australia

Special Security Group (MCD)

Special Services Group (SAUS)

Special Studies Group - Joint Chiefs of Staff - Military

Special Study Group (SAUS)

Special Support Group - FBI (CINC)

Staff Sergeant - Army (AABC)

Standard Signal Generator (IAA)

Standard Systems Group - Air Force

State Services Group - Information service or system (IID)

Static Shape Graph

Stonehenge Study Group (EA)

Stored Serialization Graph

Strategic Studies Group - Naval War College (DOMA)

Structure Study Group (SAUS)

Submandibular Salivary Gland - A salivary gland inside the lower jaw on either side

Subscriber Switching Grid (IAA)

Subsystem Software Group

Suburban Survival Guide

Superconducting Superheated Granules (SAUS)

Supply Spectrum Generator

Surface Discharge Spark Gap (IAA)

Sweep Signal Generator

Symbolic Stream Generator - Computer science

System Safety Group - Air Force