PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12520Switch,rotary

Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp · NSN 5930-00-177-2749 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-177-2749 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-177-2749. Primary manufacturer part number: 12520.
Features
  • Switch,rotary — FSC 5930
  • Individual Section Quantity: 1
  • Shaft Length: 0.688 INCHES NOMINAL SINGLE ACTUATOR IN
  • Style Designator: TAP, CIRCULAR, BUSHING MOUNT
  • Mounting Method: THREADED BUSHING SINGLE MOUNTING FACILITY
  • Terminal Type: TAB, SOLDER LUG AND SOLDER STUD
  • Shaft Diameter: 0.123 INCHES NOMINAL SINGLE ACTUATOR IN
  • Criticality Code Justification: FEAT
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,rotary, cataloged under National Stock Number 5930-00-177-2749, is classified within Federal Supply Class 5930 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-177-2749
Primary Part Number12520
Item NameSwitch,rotary
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
StatusACTIVE
Individual Section Quantity1
Shaft Length0.688 INCHES NOMINAL SINGLE ACTUATOR IN
Style DesignatorTAP, CIRCULAR, BUSHING MOUNT
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Terminal TypeTAB, SOLDER LUG AND SOLDER STUD
Shaft Diameter0.123 INCHES NOMINAL SINGLE ACTUATOR IN
Criticality Code JustificationFEAT
Overall Diameter0.516 INCHES NOMINAL IN
Switch Actuator Indexing Position Quantity2 SINGLE ACTUATOR
Thread Length0.278 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Shaft TypeROUND SINGLE ACTUATOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5325-00-006-229311164 INTERCHANGEABLE
Ring,retaining
Emerson Electric Co Browning Mfg Div
3110-00-100-051112520 INTERCHANGEABLE
Cup,tapered Roller Bearing
Federal-Mogul Corp Government Sales Dept
5330-00-179-210212520 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
4710-00-278-136812520 INTERCHANGEABLE
Tube,metallic
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
5330-00-290-105640-1096401 INTERCHANGEABLE
Gasket
Brinkley Technology Group Llc Dba Hercules Manufacturing
5945-00-646-2128 INTERCHANGEABLE
Relay,electromagnetic
5133-00-839-551017234 INTERCHANGEABLE
Drill,twist
New York Twist Drill Inc
5999-01-080-117811-164 INTERCHANGEABLE
Shielding Gasket,electronic
Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division
6140-01-097-9316 INTERCHANGEABLE
Battery,storage
5330-01-109-298111164 INTERCHANGEABLE
Gasket
Cole Hersee Company
Cross-Reference Index
Part NumberManufacturer
11164 Shallco, Inc (USA)
11164 Meggitt (new Hampshire), Inc (USA)
12520 Meggitt (new Hampshire), Inc (USA)
12520 PRIMARY Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp (USA)
12520 Shallco, Inc (USA)
9887-412 Shallco, Inc (USA)
SPEC 11164 Shallco, Inc (USA)
Related Parts
5325-00-006-2293INTERCHANGEABLE
RING,RETAINING
11164
3110-00-100-0511INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
12520
5330-00-179-2102INTERCHANGEABLE
SEAL,PLAIN ENCASED
12520
4710-00-278-1368INTERCHANGEABLE
TUBE,METALLIC
12520
5330-00-290-1056INTERCHANGEABLE
GASKET
40-1096401
5945-00-646-2128INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5133-00-839-5510INTERCHANGEABLE
DRILL,TWIST
17234
5999-01-080-1178INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
11-164
6140-01-097-9316INTERCHANGEABLE
BATTERY,STORAGE
5330-01-109-2981INTERCHANGEABLE
GASKET
11164
3120-01-147-5088INTERCHANGEABLE
BEARING,WASHER,THRUST
1630-01-173-5744INTERCHANGEABLE
GUIDE,VALVE,BRAKE
11164

Frequently Asked Questions

What is NSN 5930-00-177-2749?

NSN 5930-00-177-2749 is a Switch,rotary, manufactured by Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-177-2749?

NSN 5930-00-177-2749 has 7 cross-referenced part numbers: 11164 (Shallco, Inc), 11164 (Meggitt (new Hampshire), Inc), 12520 (Meggitt (new Hampshire), Inc), 12520 (Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp), 12520 (Shallco, Inc) and 2 more.

What NSN replaces 5930-00-177-2749?

There are 12 known substitutes for 5930-00-177-2749: 5325-00-006-2293, 3110-00-100-0511, 5330-00-179-2102 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12520?

Key specifications for 12520: Individual Section Quantity: 1; Shaft Length: 0.688 INCHES NOMINAL SINGLE ACTUATOR IN; Special Features: WEAPON SYSTEM ESSENTIAL; Style Designator: TAP, CIRCULAR, BUSHING MOUNT. 14 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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