PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

HTH2-20SRelay,motor Driven

Cramer Co Division of Chestnut Group Inc · NSN 5945-00-233-3685 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-233-3685 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-233-3685. Primary manufacturer part number: HTH2-20S.
Features
  • Relay,motor Driven — FSC 5945
  • Contact Arrangement: 1DPSTNO
  • Mounting Method: FLANGE
  • Relay Type: GENERAL PURPOSE
  • Motor Type: SYNCHRONOUS
  • 3 verified cross-references
  • Primary manufacturer: Cramer Co Division of Chestnut Group Inc
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
  • Mechanical power generation
  • Drive system operation
General Description

The Relay,motor Driven, cataloged under National Stock Number 5945-00-233-3685, 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 Cramer Co Division of Chestnut Group Inc. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-233-3685
Primary Part NumberHTH2-20S
Item NameRelay,motor Driven
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerCramer Co Division of Chestnut Group Inc
StatusACTIVE
Contact Arrangement1DPSTNO
Mounting MethodFLANGE
Relay TypeGENERAL PURPOSE
Motor TypeSYNCHRONOUS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4130-00-107-8180 INTERCHANGEABLE
Kit,parts,refrigeration
5315-00-262-811012179A INTERCHANGEABLE
Pin,straight,headed
Brinkley Technology Group Llc Dba Hercules Manufacturing
1650-00-796-3379K30-1 INTERCHANGEABLE
Parts Kit,pump,over
Eaton Aerospace, Llc Dba Jackson South
4931-01-070-6774K301 INTERCHANGEABLE
Termination,fixed
Maury Microwave, Inc. Dba Maury Microwave
Cross-Reference Index
Part NumberManufacturer
HTH2-20S Cramer Co Division of Chestnut Group Inc (USA)
SA459DRAWING254 Cramer Co Division of Chestnut Group Inc (USA)
K301 Scomill Inc (USA)
Related Parts
4130-00-107-8180INTERCHANGEABLE
KIT,PARTS,REFRIGERATION
5315-00-262-8110INTERCHANGEABLE
PIN,STRAIGHT,HEADED
12179A
1650-00-796-3379INTERCHANGEABLE
PARTS KIT,PUMP,OVER
K30-1
4931-01-070-6774INTERCHANGEABLE
TERMINATION,FIXED
K301

Frequently Asked Questions

What is NSN 5945-00-233-3685?

NSN 5945-00-233-3685 is a Relay,motor Driven, manufactured by Cramer Co Division of Chestnut Group Inc, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-233-3685?

NSN 5945-00-233-3685 has 3 cross-referenced part numbers: HTH2-20S (Cramer Co Division of Chestnut Group Inc), SA459DRAWING254 (Cramer Co Division of Chestnut Group Inc), K301 (Scomill Inc).

What NSN replaces 5945-00-233-3685?

There are 4 known substitutes for 5945-00-233-3685: 4130-00-107-8180, 5315-00-262-8110, 1650-00-796-3379 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of HTH2-20S?

Key specifications for HTH2-20S: Contact Arrangement: 1DPSTNO; Mounting Method: FLANGE; Special Features: ELEC RATINGS,AC,230V MAX,5 AMP NOM CURR RATING,NO MAX NOM OR RES CURR RATING;MOTOR 230 VAC,60 HZ;2 TERMINALS FOR MOTOR/4 FOR CONTACTS;TIME DELAY,ADJUSTABLE TYPE,TWO CIRCUITS,NO. 1 CLOSES IN 11-1/2 SEC,NO. 2 CLOSES 1-1/2 SEC AND OPENS 1-1/2 SEC LATER;O/A DIMS EXCL TERMINALS 3-3/8 IN. LG,3-1/8 IN. W,3-1/4 IN. D;TWO MTG FLANGES W/TWO HOLES ON ONE FLANGE SPACED 2-1/2 IN. C TO C,ONE HOLE ON OTHER FLANGE 1-1/2 IN. FROM CTR OF FLANGE;SLOW ACTING,CLUTCH TYPE UNIT VAC; Relay Type: GENERAL PURPOSE. 5 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