PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

277-0400-020Mixer,crystal,coaxial

Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · NSN 5985-00-195-2713 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-195-2713 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-195-2713. Primary manufacturer part number: 277-0400-020.
Features
  • Mixer,crystal,coaxial — FSC 5985
  • Insertion Loss in Decibels: 9.0
  • Crystal Nominal Current Rating in Milliamperes: 50.0
  • Local Oscillator Input Adjustability: NONADJUSTABLE
  • FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
  • Frequency Range Rating: +0.4 TO 500.0 MEGAHERTZ
  • 4 verified cross-references
  • Primary manufacturer: Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Mixer,crystal,coaxial, cataloged under National Stock Number 5985-00-195-2713, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5985-00-195-2713
Primary Part Number277-0400-020
Item NameMixer,crystal,coaxial
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerRockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
StatusCANCELLED
Insertion Loss in Decibels9.0
Crystal Nominal Current Rating in Milliamperes50.0
Local Oscillator Input AdjustabilityNONADJUSTABLE
FSC Application DataANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
Frequency Range Rating+0.4 TO 500.0 MEGAHERTZ
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
4320-00-148-1388M6 INTERCHANGEABLE
Ring,wearing
Circor Naval Solutions Llc Dba Warren Pumps
7510-00-272-3088LABM09 INTERCHANGEABLE
Tack,map
Tsrc, Inc. Dba Frank Parsons Co. - the Supply Room Div Federal Solutions Group
4240-00-540-2422 INTERCHANGEABLE
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2590-00-708-35638750001 INTERCHANGEABLE
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U S Army Tank Automotive Command Amsta-Im-Mm
1377-00-753-2010 INTERCHANGEABLE
Thruster,cartridge Actuated
1377-00-760-8520 INTERCHANGEABLE
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1377-00-988-1873 INTERCHANGEABLE
Catapult,aircraft Ejection Seat
6515-01-367-2458M-9 INTERCHANGEABLE
Shell,fabrication,orthotic
Klm Laboratories, Inc
1005-01-484-4927M9 INTERCHANGEABLE
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Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
2540-01-554-6906TC-HW-205 INTERCHANGEABLE
Mirror Head,vehicular
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Cross-Reference Index
Part NumberManufacturer
M9C Watkins-Johnson Co (USA)
M9 Watkins-Johnson Co (USA)
277-0400-010 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
277-0400-020 PRIMARY Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
Related Parts
4320-00-148-1388INTERCHANGEABLE
RING,WEARING
M6
7510-00-272-3088INTERCHANGEABLE
TACK,MAP
LABM09
4240-00-540-2422INTERCHANGEABLE
LENS,HELMET,WELDER'S
2590-00-708-3563INTERCHANGEABLE
BULLDOZER,EARTH MOVING
8750001
1377-00-753-2010INTERCHANGEABLE
THRUSTER,CARTRIDGE ACTUATED
1377-00-760-8520INTERCHANGEABLE
CATAPULT,AIRCRAFT
1377-00-988-1873INTERCHANGEABLE
CATAPULT,AIRCRAFT EJECTION SEAT
6515-01-367-2458INTERCHANGEABLE
SHELL,FABRICATION,ORTHOTIC
M-9
1005-01-484-4927INTERCHANGEABLE
PISTOL,9 MILLIMETER,SEMI-AUTOMAT
M9
2540-01-554-6906INTERCHANGEABLE
MIRROR HEAD,VEHICULAR
TC-HW-205

Frequently Asked Questions

What is NSN 5985-00-195-2713?

NSN 5985-00-195-2713 is a Mixer,crystal,coaxial, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5985 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5985-00-195-2713?

NSN 5985-00-195-2713 has 4 cross-referenced part numbers: M9C (Watkins-Johnson Co), M9 (Watkins-Johnson Co), 277-0400-010 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 277-0400-020 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).

What NSN replaces 5985-00-195-2713?

There are 10 known substitutes for 5985-00-195-2713: 4320-00-148-1388, 7510-00-272-3088, 4240-00-540-2422 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 277-0400-020?

Key specifications for 277-0400-020: Insertion Loss in Decibels: 9.0; Crystal Nominal Current Rating in Milliamperes: 50.0; Local Oscillator Input Adjustability: NONADJUSTABLE; Special Features: 6 MTG/CONNECTING PINS; METAL CASE; TEMP. RANGE MINUS 55.0 DEG C TO PLUS 100.0 DEG C; DESIGNED FOR USE IN 50 OHM SYSTEMS DEGC. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5985-00-195-2713 still in active supply?

NSN 5985-00-195-2713 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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