PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

129772Waveguide Assembly

Litton Airtron · NSN 5985-01-537-5305 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-537-5305 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-537-5305. Primary manufacturer part number: 129772.
Features
  • Waveguide Assembly — FSC 5985
  • Flexibility: FLEXIBLE SINGLE TUBING SEGMENT
  • Flange Style: CHOKE TYPE ALL FLANGES
  • Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT
  • Flange Quantity: 2
  • Voltage Standing Wave Ratio: 1.115
  • Operating Pressure: 30.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS
  • Surface Treatment: ALUMINUM ALLOY SINGLE FLANGE ALL SURFACES
Applications
  • Applications requiring Copper Alloy Single Tubing Segment construction
General Description

The Waveguide Assembly, cataloged under National Stock Number 5985-01-537-5305, 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 Litton Airtron. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-01-537-5305
Primary Part Number129772
Item NameWaveguide Assembly
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerLitton Airtron
StatusACTIVE
FlexibilityFLEXIBLE SINGLE TUBING SEGMENT
Flange StyleCHOKE TYPE ALL FLANGES
Tubing Wall Construction StyleSEAMLESS SINGLE TUBING SEGMENT
Flange Quantity2
Voltage Standing Wave Ratio1.115
Operating Pressure30.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS
Surface TreatmentALUMINUM ALLOY SINGLE FLANGE ALL SURFACES
MaterialCOPPER ALLOY SINGLE TUBING SEGMENT
Specified Frequency8.2 GIGAHERTZ MINIMUM AND 12.4 GIGAHERTZ MAXIMUM
Tubing Twist TypeTWISTABLE SINGLE TUBING SEGMENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5330-00-482-7051115462 INTERCHANGEABLE
Seal,laundry Unit
Sundstrand Corp
Cross-Reference Index
Part NumberManufacturer
129772 PRIMARY Litton Airtron (USA)
Related Parts
5330-00-482-7051INTERCHANGEABLE
SEAL,LAUNDRY UNIT
115462

Frequently Asked Questions

What is NSN 5985-01-537-5305?

NSN 5985-01-537-5305 is a Waveguide Assembly, manufactured by Litton Airtron, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-537-5305?

NSN 5985-01-537-5305 has 1 cross-referenced part number: 129772 (Litton Airtron).

What NSN replaces 5985-01-537-5305?

There is 1 known substitute for 5985-01-537-5305: 5330-00-482-7051. Verify interchangeability with system specifications before substitution.

What are the specifications of 129772?

Key specifications for 129772: End Item Identification: AN/TPS-43E (S),RADAR SET; Flexibility: FLEXIBLE SINGLE TUBING SEGMENT; Part Name Assigned by Controlling Agency: TWISTABLE WAVEGUIDE; Flange Style: CHOKE TYPE ALL FLANGES. 12 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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