PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21-200Relay,hybrid

Te Connectivity Corporation · NSN 5945-01-157-0685 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-01-157-0685 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-157-0685. Primary manufacturer part number: 21-200.
Features
  • Relay,hybrid — FSC 5945
  • Terminal Type and Quantity: 7 SCREW
  • Features Provided: VIBRATION RESISTANT AND SHOCK RESISTANT
  • Contact Arrangement: SINGLE POLE, DOUBLE THROW
  • 2 verified cross-references
  • Primary manufacturer: Te Connectivity Corporation
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,hybrid, cataloged under National Stock Number 5945-01-157-0685, is classified within Federal Supply Class 5945 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Te Connectivity Corporation. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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
NSN5945-01-157-0685
Primary Part Number21-200
Item NameRelay,hybrid
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerTe Connectivity Corporation
StatusACTIVE
Terminal Type and Quantity7 SCREW
Features ProvidedVIBRATION RESISTANT AND SHOCK RESISTANT
Contact ArrangementSINGLE POLE, DOUBLE THROW
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5935-00-135-20853281-2241-00 INTERCHANGEABLE
Adapter,connector
Tyco Electronics Corp
6685-00-245-7696ASTM 58F INTERCHANGEABLE
Thermometer,self-Indicating
American Society for Testing and Materials Dba Astm International
5305-00-335-378812100 INTERCHANGEABLE
Screw
Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems
3820-00-429-97757060-004 INTERCHANGEABLE
Window,gage
Terex Usa, Llc Dba Terex Equipment Services
5340-00-634-735721200 INTERCHANGEABLE
Handwheel
Northrop Grumman Systems Corporation Div Marine Systems
9540-00-805-6440 INTERCHANGEABLE
Structural Section,special Shape
7350-01-256-108621200 INTERCHANGEABLE
Plate,eating
Babco International Inc
4820-01-309-3404 INTERCHANGEABLE
Seat,valve
9390-01-342-7501 INTERCHANGEABLE
Tape,reflective
6550-01-359-5093R21200 INTERCHANGEABLE
Naphthol
Remel Inc.
Cross-Reference Index
Part NumberManufacturer
21-200 PRIMARY Te Connectivity Corporation (USA)
301-17SX Te Connectivity Corporation (USA)
Related Parts
5935-00-135-2085INTERCHANGEABLE
ADAPTER,CONNECTOR
3281-2241-00
6685-00-245-7696INTERCHANGEABLE
THERMOMETER,SELF-INDICATING
ASTM 58F
5305-00-335-3788INTERCHANGEABLE
SCREW
12100
3820-00-429-9775INTERCHANGEABLE
WINDOW,GAGE
7060-004
5340-00-634-7357INTERCHANGEABLE
HANDWHEEL
21200
9540-00-805-6440INTERCHANGEABLE
STRUCTURAL SECTION,SPECIAL SHAPE
7350-01-256-1086INTERCHANGEABLE
PLATE,EATING
21200
4820-01-309-3404INTERCHANGEABLE
SEAT,VALVE
9390-01-342-7501INTERCHANGEABLE
TAPE,REFLECTIVE
6550-01-359-5093INTERCHANGEABLE
NAPHTHOL
R21200
4820-01-419-2547INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
21200-001
4820-01-419-2621INTERCHANGEABLE
PISTON,VALVE

Frequently Asked Questions

What is NSN 5945-01-157-0685?

NSN 5945-01-157-0685 is a Relay,hybrid, manufactured by Te Connectivity Corporation, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-01-157-0685?

NSN 5945-01-157-0685 has 2 cross-referenced part numbers: 21-200 (Te Connectivity Corporation), 301-17SX (Te Connectivity Corporation).

What NSN replaces 5945-01-157-0685?

There are 12 known substitutes for 5945-01-157-0685: 5935-00-135-2085, 6685-00-245-7696, 5305-00-335-3788 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21-200?

Key specifications for 21-200: Terminal Type and Quantity: 7 SCREW; Features Provided: VIBRATION RESISTANT AND SHOCK RESISTANT; Special Features: RATED 10 AMPS AT 28 VDC RESISTIVE AND 3 AMPS AT 120 VAC RESISTIVE;SUPPLY VOLTAGE 120 VAC;3 PHASE INPUT;3.500 IN. W;2.406 IN. H;FOUR 0.172 IN. DIA MTG HOLES SPACED ON 3.500 X 2.750 IN. MTG CTRS VDC; Contact Arrangement: SINGLE POLE, DOUBLE THROW. 4 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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