PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

HS26SM18SARelay,electromagnetic

Dri Relays Inc. Dba Dri Relays Inc · NSN 5945-00-821-2982 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-821-2982 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-821-2982. Primary manufacturer part number: HS26SM18SA.
Features
  • Relay,electromagnetic — FSC 5945
  • Mounting Facility Pattern: IN-LINE SINGLE MOUNTING FACILITY
  • Operating Voltage Rating and Type at Specified Temp: 26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
  • Nominal Thread Size: 0.138 INCHES SINGLE MOUNTING FACILITY IN
  • Mounting Facility Type and Quantity: 2 THREADED STUD(S) SINGLE MOUNTING FACILITY
  • Winding DC Resistance Rating: 200.0 OHMS NOMINAL SINGLE WINDING
  • Duty Type: CONTINUOUS
  • Environmental Protection: HERMETIC
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-821-2982, 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 Dri Relays Inc. Dba Dri Relays Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-821-2982
Primary Part NumberHS26SM18SA
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerDri Relays Inc. Dba Dri Relays Inc
StatusACTIVE
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Operating Voltage Rating and Type at Specified Temp26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Nominal Thread Size0.138 INCHES SINGLE MOUNTING FACILITY IN
Mounting Facility Type and Quantity2 THREADED STUD(S) SINGLE MOUNTING FACILITY
Winding DC Resistance Rating200.0 OHMS NOMINAL SINGLE WINDING
Duty TypeCONTINUOUS
Environmental ProtectionHERMETIC
Center to Center Distance Between Mounting Facilities Parallel to Length1.406 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Winding Quantity1
Thread Class2A SINGLE MOUNTING FACILITY A
Coil Quantity1
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
6520-00-042-83357772822 INTERCHANGEABLE
Strip,abrasive,dental
Henry Schein, Inc.
5905-00-871-29828215870 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
5960-00-938-2663F116HY61 INTERCHANGEABLE
Electron Tube
L3harris Technologies, Inc.
1240-01-459-85790116 INTERCHANGEABLE
Ring,retaining,optical Element
Unertl John Optical Co Inc
6750-01-573-55000116 INTERCHANGEABLE
Film,photographic
L3harris Technologies, Inc. Dba Harris Corp Div Space and Intelligence Systems
5331-01-607-84240-1-1-6 INTERCHANGEABLE
O-Ring
Bird-Johnson Propeller Company, Llc
Cross-Reference Index
Part NumberManufacturer
HS26SM18SB Dri Relays Inc. Dba Dri Relays Inc (USA)
165009-1 Raytheon Company (USA)
HS26SM18SA PRIMARY Dri Relays Inc. Dba Dri Relays Inc (USA)
0116 Ohmite Holding, L.l.c. Dba Ohmite Manufacturing (USA)
Related Parts
6520-00-042-8335INTERCHANGEABLE
STRIP,ABRASIVE,DENTAL
7772822
5905-00-871-2982INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
8215870
5960-00-938-2663INTERCHANGEABLE
ELECTRON TUBE
F116HY61
1240-01-459-8579INTERCHANGEABLE
RING,RETAINING,OPTICAL ELEMENT
0116
6750-01-573-5500INTERCHANGEABLE
FILM,PHOTOGRAPHIC
0116
5331-01-607-8424INTERCHANGEABLE
O-RING
0-1-1-6

Frequently Asked Questions

What is NSN 5945-00-821-2982?

NSN 5945-00-821-2982 is a Relay,electromagnetic, manufactured by Dri Relays Inc. Dba Dri Relays Inc, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-821-2982?

NSN 5945-00-821-2982 has 4 cross-referenced part numbers: HS26SM18SB (Dri Relays Inc. Dba Dri Relays Inc), 165009-1 (Raytheon Company), HS26SM18SA (Dri Relays Inc. Dba Dri Relays Inc), 0116 (Ohmite Holding, L.l.c. Dba Ohmite Manufacturing).

What NSN replaces 5945-00-821-2982?

There are 6 known substitutes for 5945-00-821-2982: 6520-00-042-8335, 5905-00-871-2982, 5960-00-938-2663 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of HS26SM18SA?

Key specifications for HS26SM18SA: Mounting Facility Pattern: IN-LINE SINGLE MOUNTING FACILITY; Overall Length: 1.660 INCHES NOMINAL IN; Operating Voltage Rating and Type at Specified Temp: 26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING; Nominal Thread Size: 0.138 INCHES SINGLE MOUNTING FACILITY IN. 15 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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