PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21084L Band Module

Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division · NSN 5985-01-312-9762 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-312-9762 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-312-9762. Primary manufacturer part number: 21084.
Features
  • L Band Module — FSC 5985
  • 2 verified cross-references
  • Primary manufacturer: Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The L Band Module, cataloged under National Stock Number 5985-01-312-9762, 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 Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-01-312-9762
Primary Part Number21084
Item NameL Band Module
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerKevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5965-00-356-383821084 INTERCHANGEABLE
Guide,wire
Telephonics Corp
5307-00-359-124312247 INTERCHANGEABLE
Stud,shouldered
Budd Co the
5330-00-582-379021108 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
5920-00-665-397321084 INTERCHANGEABLE
Discharger,electrostatic
L3harris Technologies, Inc Div Space & Airborne Systems
5310-01-023-177121084-000 INTERCHANGEABLE
Nut,plain,hexagon
Eaton Corporation Div Eaton Fluid Power
5998-01-097-850621084 INTERCHANGEABLE
Circuit Card Assembly
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
4730-01-147-1349225-088 INTERCHANGEABLE
Clamp,hose
Homelite Canada Ltd
1560-01-646-990421084 INTERCHANGEABLE
Fitting,structural Component,air
Parker Hannifin Corporation Div Hydraulic Systems Division
Cross-Reference Index
Part NumberManufacturer
21084 Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division (USA)
21084 Frontgrade Technologies Inc. (USA)
Related Parts
5965-00-356-3838INTERCHANGEABLE
GUIDE,WIRE
21084
5307-00-359-1243INTERCHANGEABLE
STUD,SHOULDERED
12247
5330-00-582-3790INTERCHANGEABLE
SEAL,PLAIN ENCASED
21108
5920-00-665-3973INTERCHANGEABLE
DISCHARGER,ELECTROSTATIC
21084
5310-01-023-1771INTERCHANGEABLE
NUT,PLAIN,HEXAGON
21084-000
5998-01-097-8506INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
21084
4730-01-147-1349INTERCHANGEABLE
CLAMP,HOSE
225-088
1560-01-646-9904INTERCHANGEABLE
FITTING,STRUCTURAL COMPONENT,AIR
21084

Frequently Asked Questions

What is NSN 5985-01-312-9762?

NSN 5985-01-312-9762 is a L Band Module, manufactured by Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-312-9762?

NSN 5985-01-312-9762 has 2 cross-referenced part numbers: 21084 (Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division), 21084 (Frontgrade Technologies Inc.).

What NSN replaces 5985-01-312-9762?

There are 8 known substitutes for 5985-01-312-9762: 5965-00-356-3838, 5307-00-359-1243, 5330-00-582-3790 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21084?

Key specifications for 21084: Special Features: USED ON MODE-S BERACON AND LONG RANGE RADARS (ARSR EQUIPMENT); End Item Identification: MODE-SRJ. 2 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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