PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

480273-3Attenuator,variable

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5985-00-305-5757 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-305-5757 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-305-5757. Primary manufacturer part number: 480273-3.
Features
  • Attenuator,variable — FSC 5985
  • Body Style: ROTARY SWITCH TYPE
  • Adjustment Device Type and Quantity: 1 SHAFT
  • Overall Diameter: 4.248 INCHES MINIMUM AND 4.250 INCHES MAXIMUM IN
  • Terminal Type and Quantity: 4 TAB, SOLDER LUG
  • Power Rating: 0.5 WATTS AVERAGE
  • FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
  • Attenuation Variation Method: STEPPED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Attenuator,variable, cataloged under National Stock Number 5985-00-305-5757, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 8 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-305-5757
Primary Part Number480273-3
Item NameAttenuator,variable
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Body StyleROTARY SWITCH TYPE
Adjustment Device Type and Quantity1 SHAFT
Overall Diameter4.248 INCHES MINIMUM AND 4.250 INCHES MAXIMUM IN
Terminal Type and Quantity4 TAB, SOLDER LUG
Power Rating0.5 WATTS AVERAGE
FSC Application DataANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
Attenuation Variation MethodSTEPPED
Shaft TypeROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5995-00-126-04101675 INTERCHANGEABLE
Cable and Cover Ass
L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications
5905-00-200-9619 INTERCHANGEABLE
Resistor,fixed,film
5999-00-327-54201675 INTERCHANGEABLE
Clip,electrical
General Electric Company
5998-00-393-25102868681 INTERCHANGEABLE
Extender Card,electronic Test
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5910-00-577-11860160-0036-9 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Keysight Technologies Inc
2990-00-601-9734SA702P INTERCHANGEABLE
Control,overspeed C
Woodward Controls Inc.
5340-00-632-38751675 INTERCHANGEABLE
Clip,glazing
Farris-Burns Corp.
5915-00-660-91531675 INTERCHANGEABLE
Filter,low Pass
Comspace Corp Munston Electronics Div
1660-00-730-2247G002-1001-01 INTERCHANGEABLE
Connector,oxygen Mask
Fluid Power, Inc.
5310-00-835-609516-75 INTERCHANGEABLE
Nut,clip
Cmc of Georgia, Inc.
Cross-Reference Index
Part NumberManufacturer
480273-3 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
1675 Meggitt (new Hampshire), Inc (USA)
T9160612-3ALT3 General Electric Company (USA)
Related Parts
5995-00-126-0410INTERCHANGEABLE
CABLE AND COVER ASS
1675
5905-00-200-9619INTERCHANGEABLE
RESISTOR,FIXED,FILM
5999-00-327-5420INTERCHANGEABLE
CLIP,ELECTRICAL
1675
5998-00-393-2510INTERCHANGEABLE
EXTENDER CARD,ELECTRONIC TEST
2868681
5910-00-577-1186INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
0160-0036-9
2990-00-601-9734INTERCHANGEABLE
CONTROL,OVERSPEED C
SA702P
5340-00-632-3875INTERCHANGEABLE
CLIP,GLAZING
1675
5915-00-660-9153INTERCHANGEABLE
FILTER,LOW PASS
1675
1660-00-730-2247INTERCHANGEABLE
CONNECTOR,OXYGEN MASK
G002-1001-01
5310-00-835-6095INTERCHANGEABLE
NUT,CLIP
16-75
6740-00-944-1826INTERCHANGEABLE
TANK,MIXING,TRANSFE
1675
5998-01-079-1765INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
1675

Frequently Asked Questions

What is NSN 5985-00-305-5757?

NSN 5985-00-305-5757 is a Attenuator,variable, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-305-5757?

NSN 5985-00-305-5757 has 3 cross-referenced part numbers: 480273-3 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 1675 (Meggitt (new Hampshire), Inc), T9160612-3ALT3 (General Electric Company).

What NSN replaces 5985-00-305-5757?

There are 12 known substitutes for 5985-00-305-5757: 5995-00-126-0410, 5905-00-200-9619, 5999-00-327-5420 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 480273-3?

Key specifications for 480273-3: Body Style: ROTARY SWITCH TYPE; Adjustment Device Type and Quantity: 1 SHAFT; Overall Diameter: 4.248 INCHES MINIMUM AND 4.250 INCHES MAXIMUM IN; Overall Length: 5.063 INCHES NOMINAL IN. 9 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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