PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

491-7Power Supply

General Dynamics Ots (aerospace), Inc. Dba General Dynamics Ordinance and Tactical Systems Div Seattle Operations · NSN 6130-01-119-7670 · FSC 6130 · No Item Name Available
Verified by PartsTable
NSN 6130-01-119-7670 — this item is cataloged by the U.S. Government under National Stock Number 6130-01-119-7670. Primary manufacturer part number: 491-7.
Features
  • Power Supply — FSC 6130
  • Features Provided: FILTER
  • Electrical Power Source Relationship: OPERATING
  • Operating Ambient Temp Range: -40.0 TO 71.0 CELSIUS DEGC
  • Output Current Rating: 1.0 DC AMPERES NOMINAL SINGLE POWER OUTPUT
  • Rectification Method: SINGLE PHASE FULL WAVE CENTER TAP
  • Output Voltage Rating: 5.0 DC VOLTS NOMINAL SINGLE POWER OUTPUT
  • Input Voltage Rating: 12.0 AC VOLTS MINIMUM AND 30.0 AC VOLTS MAXIMUM SINGLE OPERATING POWER RQMT
Applications
  • Electrical power distribution
  • Generator and power systems
  • Industrial motor installations
General Description

The Power Supply, cataloged under National Stock Number 6130-01-119-7670, is classified within Federal Supply Class 6130 (No Item Name Available) of the Electric Wire, Power, and Distribution Equipment group. The primary manufacturer of record is General Dynamics Ots (aerospace), Inc. Dba General Dynamics Ordinance and Tactical Systems Div Seattle Operations. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6130-01-119-7670
Primary Part Number491-7
Item NamePower Supply
FSC / FSG6130 / 61 — No Item Name Available
ManufacturerGeneral Dynamics Ots (aerospace), Inc. Dba General Dynamics Ordinance and Tactical Systems Div Seattle Operations
StatusACTIVE
Features ProvidedFILTER
Electrical Power Source RelationshipOPERATING
Operating Ambient Temp Range-40.0 TO 71.0 CELSIUS DEGC
Output Current Rating1.0 DC AMPERES NOMINAL SINGLE POWER OUTPUT
Rectification MethodSINGLE PHASE FULL WAVE CENTER TAP
Output Voltage Rating5.0 DC VOLTS NOMINAL SINGLE POWER OUTPUT
Input Voltage Rating12.0 AC VOLTS MINIMUM AND 30.0 AC VOLTS MAXIMUM SINGLE OPERATING POWER RQMT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 9
5360-00-200-898210W363 INTERCHANGEABLE
Spring,helical,extension
Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)
5930-00-548-86495729 INTERCHANGEABLE
Switch,rotary
Pax Mfg Corp Hammarlund Mfg Co Div
5975-00-737-68787376878 INTERCHANGEABLE
Ferrule,electrical Conduit
U S Army Tank Automotive Command Amsta-Im-Mm
5330-01-021-08323700043-030 INTERCHANGEABLE
Seal
Evac North America Inc
5905-01-025-90184917 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
5120-01-073-0370GS15908-1 INTERCHANGEABLE
Tool,protective,cap
Hamilton Sundstrand Corporation Dba Collins Aerospace
4820-01-191-8534 INTERCHANGEABLE
Muffler,valve
1005-01-466-1096 INTERCHANGEABLE
Shotgun,12 Gage
6640-01-557-4355220273 INTERCHANGEABLE
Paper,chart,incubator,blood Plat
Helmer Scientific Llc Dba Helmer
Cross-Reference Index
Part NumberManufacturer
491-7 Astronics Advanced Electronic Systems Corp. Dba Astronics Advanced Electronic Systems (USA)
C4904-7 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
491-7 PRIMARY General Dynamics Ots (aerospace), Inc. Dba General Dynamics Ordinance and Tactical Systems Div Seattle Operations (USA)
Related Parts
5360-00-200-8982INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
10W363
5930-00-548-8649INTERCHANGEABLE
SWITCH,ROTARY
5729
5975-00-737-6878INTERCHANGEABLE
FERRULE,ELECTRICAL CONDUIT
7376878
5330-01-021-0832INTERCHANGEABLE
SEAL
3700043-030
5905-01-025-9018INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
4917
5120-01-073-0370INTERCHANGEABLE
TOOL,PROTECTIVE,CAP
GS15908-1
4820-01-191-8534INTERCHANGEABLE
MUFFLER,VALVE
1005-01-466-1096INTERCHANGEABLE
SHOTGUN,12 GAGE
6640-01-557-4355INTERCHANGEABLE
PAPER,CHART,INCUBATOR,BLOOD PLAT
220273

Frequently Asked Questions

What is NSN 6130-01-119-7670?

NSN 6130-01-119-7670 is a Power Supply, manufactured by General Dynamics Ots (aerospace), Inc. Dba General Dynamics Ordinance and Tactical Systems Div Seattle Operations, classified under FSC 6130 (No Item Name Available). Status: active.

What are the part numbers for NSN 6130-01-119-7670?

NSN 6130-01-119-7670 has 3 cross-referenced part numbers: 491-7 (Astronics Advanced Electronic Systems Corp. Dba Astronics Advanced Electronic Systems), C4904-7 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company), 491-7 (General Dynamics Ots (aerospace), Inc. Dba General Dynamics Ordinance and Tactical Systems Div Seattle Operations).

What NSN replaces 6130-01-119-7670?

There are 9 known substitutes for 6130-01-119-7670: 5360-00-200-8982, 5930-00-548-8649, 5975-00-737-6878 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 491-7?

Key specifications for 491-7: Overall Height: 0.860 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN; Features Provided: FILTER; Electrical Power Source Relationship: OPERATING; Operating Ambient Temp Range: -40.0 TO 71.0 CELSIUS DEGC. 10 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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