PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2995271Adapter,waveguide

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5985-01-012-8059 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-012-8059 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-012-8059. Primary manufacturer part number: 2995271.
Features
  • Adapter,waveguide — FSC 5985
  • Thread Class: 2B SINGLE FLANGE ALL CONNECTION FACILITIES
  • Flange Inside Height: 0.630 INCHES NOMINAL SINGLE FLANGE IN
  • Waveguide Inside Height: 0.497 INCHES NOMINAL IN
  • Flange Inside Width: 1.255 INCHES NOMINAL SINGLE FLANGE IN
  • Precious Material: GOLD
  • Adapter Height: 1.875 INCHES NOMINAL IN
  • Flange Depth: 0.438 INCHES NOMINAL SINGLE FLANGE IN
Applications
  • Applications requiring Aluminum Alloy All Tubing Segment and Flange construction
General Description

The Adapter,waveguide, cataloged under National Stock Number 5985-01-012-8059, 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 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-01-012-8059
Primary Part Number2995271
Item NameAdapter,waveguide
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Thread Class2B SINGLE FLANGE ALL CONNECTION FACILITIES
Flange Inside Height0.630 INCHES NOMINAL SINGLE FLANGE IN
Waveguide Inside Height0.497 INCHES NOMINAL IN
Flange Inside Width1.255 INCHES NOMINAL SINGLE FLANGE IN
Precious MaterialGOLD
Adapter Height1.875 INCHES NOMINAL IN
Flange Depth0.438 INCHES NOMINAL SINGLE FLANGE IN
Cross-Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Voltage Standing Wave Ratio1.25
Flange Outside Height1.875 INCHES NOMINAL SINGLE FLANGE IN
Adapter Length1.281 INCHES NOMINAL IN
Connector End DesignFEMALE
Surface TreatmentENAMEL ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE FLANGE ALL CONNECTION FACILITIES
Waveguide Outside Height0.625 INCHES NOMINAL IN
Flange Quantity1
Thread DirectionRIGHT-HAND SINGLE FLANGE ALL CONNECTION FACILITIES
Adapter Overall Width1.875 INCHES NOMINAL IN
Flange Outside Width1.875 INCHES NOMINAL SINGLE FLANGE IN
Precious Material and LocationCONTACT SURFACE GOLD
Waveguide Inside Width1.122 INCHES NOMINAL IN
MaterialALUMINUM ALLOY ALL TUBING SEGMENT AND FLANGE
Waveguide Outside Width1.250 INCHES NOMINAL IN
Coaxial Connector Series DesignationSMA
Nominal Thread Size0.164 INCHES SINGLE FLANGE ALL CONNECTION FACILITIES IN
Flange StyleCOVER TYPE SINGLE FLANGE
Thread Quantity Per Inch32 SINGLE FLANGE ALL CONNECTION FACILITIES
Style DesignatorWAVEGUIDE TO COAXIAL
Tubing Wall Construction StyleSEAMLESS SINGLE TUBING SEGMENT
Adapter Overall Height1.875 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3110-00-107-7558211SZ INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
6532-00-163-76219511 INTERCHANGEABLE
Surgical Pack,gown and Towel
Cardinal Health 200, Llc
5315-00-609-89999511 INTERCHANGEABLE
Pin,straight,headless
Cummins Inc.
5910-00-825-7672575R482H01 INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
6105-00-827-62429511 INTERCHANGEABLE
Motor,alternating Current
Beseler, Charles Co Inc
5950-01-095-6503984783-1C INTERCHANGEABLE
Transformer,power
Raytheon Company Dba Raytheon
5998-01-368-9096902-01 ITEM 11 INTERCHANGEABLE
Circuit Card Assembly
Hose-Mccann Telephone Co, Inc
7530-01-498-20859511 INTERCHANGEABLE
Paper,all Weather Copier
Jl Darling, Llc
7050-01-670-67949511 INTERCHANGEABLE
Memory,portable,solid State
Msab Incorporated Dba Msab Inc
Cross-Reference Index
Part NumberManufacturer
2995271 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
2995271 Advanced Technical Materials, Inc. Dba a T M (USA)
2000-4003-00 Cobham Advanced Electronic Solutions Inc. (USA)
2995271 Microtech Inc Dba Microtech Inc (USA)
9511 Cobham Advanced Electronic Solutions Inc. (USA)
Related Parts
3110-00-107-7558INTERCHANGEABLE
BEARING,BALL,ANNULAR
211SZ
6532-00-163-7621INTERCHANGEABLE
SURGICAL PACK,GOWN AND TOWEL
9511
5315-00-609-8999INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
9511
5910-00-825-7672INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
575R482H01
6105-00-827-6242INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
9511
5950-01-095-6503INTERCHANGEABLE
TRANSFORMER,POWER
984783-1C
5998-01-368-9096INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
902-01 ITEM 11
7530-01-498-2085INTERCHANGEABLE
PAPER,ALL WEATHER COPIER
9511
7050-01-670-6794INTERCHANGEABLE
MEMORY,PORTABLE,SOLID STATE
9511

Frequently Asked Questions

What is NSN 5985-01-012-8059?

NSN 5985-01-012-8059 is a Adapter,waveguide, 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 5985-01-012-8059?

NSN 5985-01-012-8059 has 5 cross-referenced part numbers: 2995271 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 2995271 (Advanced Technical Materials, Inc. Dba a T M), 2000-4003-00 (Cobham Advanced Electronic Solutions Inc.), 2995271 (Microtech Inc Dba Microtech Inc), 9511 (Cobham Advanced Electronic Solutions Inc.).

What NSN replaces 5985-01-012-8059?

There are 9 known substitutes for 5985-01-012-8059: 3110-00-107-7558, 6532-00-163-7621, 5315-00-609-8999 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2995271?

Key specifications for 2995271: Thread Class: 2B SINGLE FLANGE ALL CONNECTION FACILITIES; Flange Inside Height: 0.630 INCHES NOMINAL SINGLE FLANGE IN; Waveguide Inside Height: 0.497 INCHES NOMINAL IN; Flange Inside Width: 1.255 INCHES NOMINAL SINGLE FLANGE IN. 30 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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