PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50087Rotary,joint

Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division · NSN 5840-00-203-1201 · FSC 5840 · No Item Name Available
Verified by PartsTable
NSN 5840-00-203-1201 — this item is cataloged by the U.S. Government under National Stock Number 5840-00-203-1201. Primary manufacturer part number: 50087.
Features
  • Rotary,joint — FSC 5840
  • 6 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 Rotary,joint, cataloged under National Stock Number 5840-00-203-1201, is classified within Federal Supply Class 5840 (No Item Name Available) of the Communication, Detection, and Coherent Radiation Equipment group. The primary manufacturer of record is Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division. This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRotary,joint
FSC / FSG5840 — No Item Name Available (FSG 58)
ManufacturersKevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division (CAGE 25634); Lockheed Martin Corporation Dba Lockheed Martin Rotary and Mission Systems Div Rms- C6isr (CAGE 80070); Textron Systems Corporation Dba Textron Systems Corp (CAGE 04614); Frontgrade Technologies Inc. (CAGE 66544)
Technical Specifications
ParameterValue
NSN5840-00-203-1201
Primary Part Number50087
Item NameRotary,joint
FSC / FSG5840 / 58 — No Item Name Available
ManufacturerKevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
6685-00-148-97292109-2A INTERCHANGEABLE
Altimeter,pressurized Compartmen
Kearflex Engineering Company
1680-00-631-069150087 INTERCHANGEABLE
Parts Kit,actuator
Meggitt North Hollywood Inc
5305-00-839-5587 INTERCHANGEABLE
Screw,cap,socket Head
5140-01-010-4776GSA-4776 INTERCHANGEABLE
Cabinet,tool,mobile
Stack-on Products Co.
4520-01-248-778050087 INTERCHANGEABLE
Heating Element,electrical,nonim
American Wyott Corporation Dba Apw Wyott Food Service Equipment
6640-01-522-362050087 INTERCHANGEABLE
Syringe Laboratory
Sea-Bird Electronics, Inc Dba Sea-Bird Scientific
5331-01-529-726950087 INTERCHANGEABLE
O-Ring
Hutchinson Industries, Inc Div Defense and Industry
Cross-Reference Index
Part NumberManufacturer
50087 Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division (USA)
BAS24335REVC Lockheed Martin Corporation Dba Lockheed Martin Rotary and Mission Systems Div Rms- C6isr (USA)
BAS24335 Textron Systems Corporation Dba Textron Systems Corp (USA)
BAS24335 Lockheed Martin Corporation Dba Lockheed Martin Rotary and Mission Systems Div Rms- C6isr (USA)
21092A Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division (USA)
21092A Frontgrade Technologies Inc. (USA)
Related Parts
6685-00-148-9729INTERCHANGEABLE
ALTIMETER,PRESSURIZED COMPARTMEN
2109-2A
1680-00-631-0691INTERCHANGEABLE
PARTS KIT,ACTUATOR
50087
5305-00-839-5587INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
5140-01-010-4776INTERCHANGEABLE
CABINET,TOOL,MOBILE
GSA-4776
4520-01-248-7780INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
50087
6640-01-522-3620INTERCHANGEABLE
SYRINGE LABORATORY
50087
5331-01-529-7269INTERCHANGEABLE
O-RING
50087

Frequently Asked Questions

What is NSN 5840-00-203-1201?

NSN 5840-00-203-1201 is a Rotary,joint, manufactured by Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division, classified under FSC 5840 (No Item Name Available). Status: active.

What are the part numbers for NSN 5840-00-203-1201?

NSN 5840-00-203-1201 has 6 cross-referenced part numbers: 50087 (Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division), BAS24335REVC (Lockheed Martin Corporation Dba Lockheed Martin Rotary and Mission Systems Div Rms- C6isr), BAS24335 (Textron Systems Corporation Dba Textron Systems Corp), BAS24335 (Lockheed Martin Corporation Dba Lockheed Martin Rotary and Mission Systems Div Rms- C6isr), 21092A (Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division) and 1 more.

What NSN replaces 5840-00-203-1201?

There are 7 known substitutes for 5840-00-203-1201: 6685-00-148-9729, 1680-00-631-0691, 5305-00-839-5587 and 4 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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