PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16254Waveguide Assembly

Bae Systems Technology Solutions & Services Inc. · NSN 5985-00-518-3872 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-518-3872 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-518-3872. Primary manufacturer part number: 16254.
Features
  • Waveguide Assembly — FSC 5985
  • Waveguide Inside Width: 0.900 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
  • Waveguide Offset Distance: 1.125 INCHES NOMINAL IN
  • Waveguide Inside Height: 0.400 INCHES NOMINAL IN
  • Waveguide Outside Height: 1.625 INCHES NOMINAL IN
  • Style Designator: BEND TYPE
  • Waveguide Outside Width: 1.625 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Waveguide Assembly, cataloged under National Stock Number 5985-00-518-3872, 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 Bae Systems Technology Solutions & Services Inc.. 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5985-00-518-3872
Primary Part Number16254
Item NameWaveguide Assembly
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerBae Systems Technology Solutions & Services Inc.
StatusCANCELLED
Waveguide Inside Width0.900 INCHES NOMINAL IN
Cross-Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Waveguide Offset Distance1.125 INCHES NOMINAL IN
Waveguide Inside Height0.400 INCHES NOMINAL IN
Waveguide Outside Height1.625 INCHES NOMINAL IN
Style DesignatorBEND TYPE
Waveguide Outside Width1.625 INCHES NOMINAL IN
Waveguide Longer Offset Distance1.125 INCHES NOMINAL IN
Flange Quantity2
Flange Connecting Facility and Quantity8 UNTHREADED HOLE(S) ALL FLANGES SINGLE CONNECTION FACILITY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5330-00-216-908571331 INTERCHANGEABLE
Gasket
Leslie Controls, Inc. Dba Leslie Controls Inc
5330-00-831-249716254 INTERCHANGEABLE
Seal,oil
Harbormaster Marine, Inc
5330-01-047-795216-254 INTERCHANGEABLE
Packing,preformed
Metrex Valve Corp. Dba Metrex Valve Corp
6515-01-590-6781207.085 INTERCHANGEABLE
Screw,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
16254 Bae Systems Technology Solutions & Services Inc. (USA)
Related Parts
5330-00-216-9085INTERCHANGEABLE
GASKET
71331
5330-00-831-2497INTERCHANGEABLE
SEAL,OIL
16254
5330-01-047-7952INTERCHANGEABLE
PACKING,PREFORMED
16-254
6515-01-590-6781INTERCHANGEABLE
SCREW,BONE
207.085

Frequently Asked Questions

What is NSN 5985-00-518-3872?

NSN 5985-00-518-3872 is a Waveguide Assembly, manufactured by Bae Systems Technology Solutions & Services Inc., classified under FSC 5985 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5985-00-518-3872?

NSN 5985-00-518-3872 has 1 cross-referenced part number: 16254 (Bae Systems Technology Solutions & Services Inc.).

What NSN replaces 5985-00-518-3872?

There are 4 known substitutes for 5985-00-518-3872: 5330-00-216-9085, 5330-00-831-2497, 5330-01-047-7952 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 16254?

Key specifications for 16254: Waveguide Inside Width: 0.900 INCHES NOMINAL IN; Cross-Sectional Shape Style: INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR; Waveguide Offset Distance: 1.125 INCHES NOMINAL IN; Waveguide Inside Height: 0.400 INCHES NOMINAL IN. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5985-00-518-3872 still in active supply?

NSN 5985-00-518-3872 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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