PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

187802Coupler,rotary,radio Frequency

Northrop Grumman Systems Corporation · NSN 5985-01-319-8304 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-319-8304 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-319-8304. Primary manufacturer part number: 187802.
Features
  • Coupler,rotary,radio Frequency — FSC 5985
  • 5 verified cross-references
  • Primary manufacturer: Northrop Grumman Systems Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupler,rotary,radio Frequency, cataloged under National Stock Number 5985-01-319-8304, 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 Northrop Grumman Systems Corporation. This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-01-319-8304
Primary Part Number187802
Item NameCoupler,rotary,radio Frequency
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5305-00-038-8995NAS1352-4-16P INTERCHANGEABLE
Screw,cap,socket Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5996-00-133-4292400065 INTERCHANGEABLE
Amplifier,magnetic
Dbp Microwave Inc. Dba Dbp Microwave Inc.
4720-00-184-825721089 INTERCHANGEABLE
Hose Assembly,nonmetallic
Abb Installation Products Inc
1650-00-325-996921089-1 INTERCHANGEABLE
Valve,directional F
Hydro-Aire Aerospace Corp
5330-00-418-4262 INTERCHANGEABLE
Seal Assembly
1650-00-486-024121089 INTERCHANGEABLE
Valve,directional F
Hydro-Aire Aerospace Corp
5998-00-563-0474 INTERCHANGEABLE
Circuit Card Assembly
5305-00-582-849115X485 INTERCHANGEABLE
Screw,machine
Napco International Llc Dba Napco International Inc
5945-00-731-1712 INTERCHANGEABLE
Relay Assembly
5310-01-099-038621089 INTERCHANGEABLE
Washer,flat
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
Cross-Reference Index
Part NumberManufacturer
187802 PRIMARY Northrop Grumman Systems Corporation (USA)
21089/1 Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division (USA)
MODEL 56-645-0 Diamond Antenna & Microwave Corporation (USA)
21089/1 Frontgrade Technologies Inc. (USA)
21089 Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division (USA)
Related Parts
5305-00-038-8995INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
NAS1352-4-16P
5996-00-133-4292INTERCHANGEABLE
AMPLIFIER,MAGNETIC
400065
4720-00-184-8257INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
21089
1650-00-325-9969INTERCHANGEABLE
VALVE,DIRECTIONAL F
21089-1
5330-00-418-4262INTERCHANGEABLE
SEAL ASSEMBLY
1650-00-486-0241INTERCHANGEABLE
VALVE,DIRECTIONAL F
21089
5998-00-563-0474INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5305-00-582-8491INTERCHANGEABLE
SCREW,MACHINE
15X485
5945-00-731-1712INTERCHANGEABLE
RELAY ASSEMBLY
5310-01-099-0386INTERCHANGEABLE
WASHER,FLAT
21089
1650-01-335-4572INTERCHANGEABLE
PLATE,FLUID
21089

Frequently Asked Questions

What is NSN 5985-01-319-8304?

NSN 5985-01-319-8304 is a Coupler,rotary,radio Frequency, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-319-8304?

NSN 5985-01-319-8304 has 5 cross-referenced part numbers: 187802 (Northrop Grumman Systems Corporation), 21089/1 (Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division), MODEL 56-645-0 (Diamond Antenna & Microwave Corporation), 21089/1 (Frontgrade Technologies Inc.), 21089 (Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division).

What NSN replaces 5985-01-319-8304?

There are 11 known substitutes for 5985-01-319-8304: 5305-00-038-8995, 5996-00-133-4292, 4720-00-184-8257 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 187802?

Key specifications for 187802: Special Features: 2318, TI 6330.5, FA 10630, VOL 3, SEC 8, PG 3-8-11; End Item Identification: ASDE3,AIRPORT SURVEILLANCE DETECTION EQUIPMENT 3,CONTRACT NUMBER DTFA01-85-C-00054. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com