PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4002-1Waveguide Assembly

Electro-Matic Products Co · NSN 5985-01-054-0892 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-054-0892 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-054-0892. Primary manufacturer part number: 4002-1.
Features
  • Waveguide Assembly — FSC 5985
  • Flange Inside Height: 10.500 INCHES NOMINAL ALL FLANGES IN
  • Flange Outside Height: 14.125 INCHES NOMINAL ALL FLANGES IN
  • Flange Inside Width: 21.000 INCHES NOMINAL ALL FLANGES IN
  • Bend Angle in Deg: 90.0 SINGLE BEND E-PLANE
  • Flange Depth: 0.625 INCHES NOMINAL ALL FLANGES IN
  • Flange Quantity: 2
  • Voltage Standing Wave Ratio: 1.06
Applications
  • Applications requiring Aluminum All Tubing Segment construction
General Description

The Waveguide Assembly, cataloged under National Stock Number 5985-01-054-0892, 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 Electro-Matic Products Co. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN5985-01-054-0892
Primary Part Number4002-1
Item NameWaveguide Assembly
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerElectro-Matic Products Co
StatusACTIVE
Flange Inside Height10.500 INCHES NOMINAL ALL FLANGES IN
Flange Outside Height14.125 INCHES NOMINAL ALL FLANGES IN
Flange Inside Width21.000 INCHES NOMINAL ALL FLANGES IN
Bend Angle in Deg90.0 SINGLE BEND E-PLANE
Flange Depth0.625 INCHES NOMINAL ALL FLANGES IN
Flange Quantity2
Voltage Standing Wave Ratio1.06
Flange Outside Width24.625 INCHES NOMINAL ALL FLANGES IN
Flange Connecting Hole Diameter0.531 INCHES NOMINAL ALL FLANGES ALL CONNECTION FACILITIES IN
Waveguide Inside Height10.500 INCHES NOMINAL IN
Flange Connecting Facility and Quantity28 UNTHREADED HOLE(S) ALL FLANGES SINGLE CONNECTION FACILITY
Waveguide Outside Height14.125 INCHES NOMINAL IN
Waveguide Inside Width21.000 INCHES NOMINAL IN
Waveguide Offset Distance37.500 INCHES NOMINAL IN
Style DesignatorBEND TYPE
Waveguide Longer Offset Distance42.438 INCHES NOMINAL IN
FlexibilityFLEXIBLE ALL TUBING SEGMENT
Flange StyleCONTACT TYPE ALL FLANGES
Operating Pressure42.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS
MaterialALUMINUM ALL TUBING SEGMENT
Cross-Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Waveguide Outside Width24.625 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-021-9081C702866114 INTERCHANGEABLE
Transformer,power
Kearfott Corporation Div Guidance and Navigation Division
4720-00-414-5072S50HL3-8X1-2X50 INTERCHANGEABLE
Tubing,nonmetallic
Saint-Gobain Performance Plastics
5325-00-639-48984002-1 INTERCHANGEABLE
Stud Assembly,turnlock Fastener
Howmet Global Fastening Systems Inc Div Camloc Products
5945-00-883-1094 INTERCHANGEABLE
Relay,electromagnetic
4210-01-080-1458 INTERCHANGEABLE
Coupling,hose,fire Fighting
6240-01-082-2832133-02 INTERCHANGEABLE
Lamp,incandescent
Carley Dba Carley Lamps
5962-01-124-7935 INTERCHANGEABLE
Microcircuit,digital
2530-01-261-5095HAN-40021-000 INTERCHANGEABLE
Plate,wear,brake Shoe
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
4130-01-369-132590013A7000 INTERCHANGEABLE
Plenum and Filter Box Assembly
M & M Assembly, Llc Dba M & M Assembly Llc
8145-01-444-37714002-1 INTERCHANGEABLE
Shipping and Storage Container,e
Bae Systems Container Solutions Inc
Cross-Reference Index
Part NumberManufacturer
2377740-1 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
4002-1 PRIMARY Electro-Matic Products Co (USA)
Related Parts
5950-00-021-9081INTERCHANGEABLE
TRANSFORMER,POWER
C702866114
4720-00-414-5072INTERCHANGEABLE
TUBING,NONMETALLIC
S50HL3-8X1-2X50
5325-00-639-4898INTERCHANGEABLE
STUD ASSEMBLY,TURNLOCK FASTENER
4002-1
5945-00-883-1094INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
4210-01-080-1458INTERCHANGEABLE
COUPLING,HOSE,FIRE FIGHTING
6240-01-082-2832INTERCHANGEABLE
LAMP,INCANDESCENT
133-02
5962-01-124-7935INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
2530-01-261-5095INTERCHANGEABLE
PLATE,WEAR,BRAKE SHOE
HAN-40021-000
4130-01-369-1325INTERCHANGEABLE
PLENUM AND FILTER BOX ASSEMBLY
90013A7000
8145-01-444-3771INTERCHANGEABLE
SHIPPING AND STORAGE CONTAINER,E
4002-1
5305-01-551-0894INTERCHANGEABLE
SCREW,SHOULDER
40021
1005-01-643-9226INTERCHANGEABLE
PISTOL,TARGET
40021

Frequently Asked Questions

What is NSN 5985-01-054-0892?

NSN 5985-01-054-0892 is a Waveguide Assembly, manufactured by Electro-Matic Products Co, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-054-0892?

NSN 5985-01-054-0892 has 2 cross-referenced part numbers: 2377740-1 (Lockheed Martin Corporation Div Rms - Mitchel Field), 4002-1 (Electro-Matic Products Co).

What NSN replaces 5985-01-054-0892?

There are 12 known substitutes for 5985-01-054-0892: 5950-00-021-9081, 4720-00-414-5072, 5325-00-639-4898 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4002-1?

Key specifications for 4002-1: Flange Inside Height: 10.500 INCHES NOMINAL ALL FLANGES IN; Flange Outside Height: 14.125 INCHES NOMINAL ALL FLANGES IN; Flange Inside Width: 21.000 INCHES NOMINAL ALL FLANGES IN; Bend Angle in Deg: 90.0 SINGLE BEND E-PLANE. 22 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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