PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

546-1828-004Counter,rotating

Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · NSN 6680-00-827-9837 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-00-827-9837 — this item is cataloged by the U.S. Government under National Stock Number 6680-00-827-9837. Primary manufacturer part number: 546-1828-004.
Features
  • Counter,rotating — FSC 6680
  • Shaft Diameter: 0.1245 INCHES MINIMUM AND 0.1248 INCHES MAXIMUM IN
  • Color: WHITE SECOND TEMP COEFFICIENT
  • Mounting Facility Type and Quantity: 4 SLOT
  • Style Designator: SQUARE/RECTANGULAR CASED
  • Actuating Device Location: LEFT SIDE SINGLE REGISTER SINGLE TIER
  • Color: BLACK THIRD TEMP COEFFICIENT
  • Numeral Display Method: DRUM
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Counter,rotating, cataloged under National Stock Number 6680-00-827-9837, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6680-00-827-9837
Primary Part Number546-1828-004
Item NameCounter,rotating
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerRockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
StatusACTIVE
Shaft Diameter0.1245 INCHES MINIMUM AND 0.1248 INCHES MAXIMUM IN
ColorWHITE SECOND TEMP COEFFICIENT
Mounting Facility Type and Quantity4 SLOT
Style DesignatorSQUARE/RECTANGULAR CASED
Actuating Device LocationLEFT SIDE SINGLE REGISTER SINGLE TIER
ColorBLACK THIRD TEMP COEFFICIENT
Numeral Display MethodDRUM
Mounting Type for Which DesignedUNABLE TO DECODE
Longest Vertical Distance Between Mounting Centers0.450 INCHES NOMINAL IN
Figure HeightUNABLE TO DECODE
Register Quantity1
Figure Quantity Per RegisterUNABLE TO DECODE
Shaft Revolutions Per CountUNABLE TO DECODE
Shaft Length0.173 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
Maximum Count RateUNABLE TO DECODE
Mounting Arrangement StyleFOUR POSITION SQUARE/RECTANGLE
Longest Horizontal Distance Between Mounting Centers1.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5325-00-306-2357 INTERCHANGEABLE
Latch,snapslide Fastener
5365-00-311-2850A104-2 INTERCHANGEABLE
Shim
Kelly Manufacturing Company
5935-00-607-09441412511 INTERCHANGEABLE
Connector,receptacle,electrical
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
2530-00-837-62618376261 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
U S Army Tank Automotive Command Amsta-Im-Mm
Cross-Reference Index
Part NumberManufacturer
546-1828-004 Rockwell Collins France Div Collins Aerospace - Avionics (FRA)
X1532-1 Bowmar Llc Dba Bowmar Instrument Corp (USA)
546-1828-004 PRIMARY Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
X1532 Bowmar Llc Dba Bowmar Instrument Corp (USA)
A-1042 Bowmar Llc Dba Bowmar Instrument Corp (USA)
Related Parts
5325-00-306-2357INTERCHANGEABLE
LATCH,SNAPSLIDE FASTENER
5365-00-311-2850INTERCHANGEABLE
SHIM
A104-2
5935-00-607-0944INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
1412511
2530-00-837-6261INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
8376261

Frequently Asked Questions

What is NSN 6680-00-827-9837?

NSN 6680-00-827-9837 is a Counter,rotating, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 6680 (No Item Name Available). Status: active.

What are the part numbers for NSN 6680-00-827-9837?

NSN 6680-00-827-9837 has 5 cross-referenced part numbers: 546-1828-004 (Rockwell Collins France Div Collins Aerospace - Avionics), X1532-1 (Bowmar Llc Dba Bowmar Instrument Corp), 546-1828-004 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), X1532 (Bowmar Llc Dba Bowmar Instrument Corp), A-1042 (Bowmar Llc Dba Bowmar Instrument Corp).

What NSN replaces 6680-00-827-9837?

There are 4 known substitutes for 6680-00-827-9837: 5325-00-306-2357, 5365-00-311-2850, 5935-00-607-0944 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 546-1828-004?

Key specifications for 546-1828-004: Shaft Diameter: 0.1245 INCHES MINIMUM AND 0.1248 INCHES MAXIMUM IN; Color: WHITE SECOND TEMP COEFFICIENT; Special Features: NONRESETTABLE; Mounting Facility Type and Quantity: 4 SLOT. 22 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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