PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4002-5Relay,thermal

Wuerth Products Corp · NSN 5945-00-984-3894 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-984-3894 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-984-3894. Primary manufacturer part number: 4002-5.
Features
  • Relay,thermal — FSC 5945
  • Delay Time in Seconds: 5.0 ADJUSTABLE RELEASE MINIMUM AND 10.0 ADJUSTABLE RELEASE MAXIMUM
  • Contact Arrangement: SINGLE POLE, SINGLE THROW, NORMALLY OPEN
  • 1 verified cross-reference
  • Primary manufacturer: Wuerth Products Corp
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,thermal, cataloged under National Stock Number 5945-00-984-3894, 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 Wuerth Products Corp. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference 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
NSN5945-00-984-3894
Primary Part Number4002-5
Item NameRelay,thermal
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerWuerth Products Corp
StatusACTIVE
Delay Time in Seconds5.0 ADJUSTABLE RELEASE MINIMUM AND 10.0 ADJUSTABLE RELEASE MAXIMUM
Contact ArrangementSINGLE POLE, SINGLE THROW, NORMALLY OPEN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5325-00-290-82351142000-5 INTERCHANGEABLE
Stud Assembly,turnlock Fastener
Monadnock Company, the Dba Lisi Aerospace
3120-00-398-8023125061 INTERCHANGEABLE
Bushing,sleeve
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5330-00-578-512940025 INTERCHANGEABLE
Seal,wiper
Deere & Co
5330-00-770-913640025 INTERCHANGEABLE
Packing,preformed
Cnh Industrial America Llc Dba Cnh America
5330-00-867-3525CWK643-7PC12 INTERCHANGEABLE
Packing,preformed
Walz & Krenzer Inc Div Mapeco Products
5910-00-880-4289C5UUFP0RM5PCT INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
Radio Materials Corp
5920-01-103-05779121420 INTERCHANGEABLE
Fuse Box
Huntington Ingalls Inc Div Newport News Shipbuilding
4910-01-112-9868 INTERCHANGEABLE
Jack Assembly with Axle Cap
3110-01-266-844940025 INTERCHANGEABLE
Bearing,ball,annular
L & R Manufacturing Company
6550-01-339-7584R40025 INTERCHANGEABLE
Trichrome Stain
Remel Inc.
Cross-Reference Index
Part NumberManufacturer
4002-5 Wuerth Products Corp (USA)
Related Parts
5325-00-290-8235INTERCHANGEABLE
STUD ASSEMBLY,TURNLOCK FASTENER
1142000-5
3120-00-398-8023INTERCHANGEABLE
BUSHING,SLEEVE
125061
5330-00-578-5129INTERCHANGEABLE
SEAL,WIPER
40025
5330-00-770-9136INTERCHANGEABLE
PACKING,PREFORMED
40025
5330-00-867-3525INTERCHANGEABLE
PACKING,PREFORMED
CWK643-7PC12
5910-00-880-4289INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
C5UUFP0RM5PCT
5920-01-103-0577INTERCHANGEABLE
FUSE BOX
9121420
4910-01-112-9868INTERCHANGEABLE
JACK ASSEMBLY WITH AXLE CAP
3110-01-266-8449INTERCHANGEABLE
BEARING,BALL,ANNULAR
40025
6550-01-339-7584INTERCHANGEABLE
TRICHROME STAIN
R40025
6680-01-412-7662INTERCHANGEABLE
GAGE ROD,LIQUID LEVEL
NW31857
6750-01-418-1905INTERCHANGEABLE
REPLENISHER,DEVELOPER,PHOTOGRAPH

Frequently Asked Questions

What is NSN 5945-00-984-3894?

NSN 5945-00-984-3894 is a Relay,thermal, manufactured by Wuerth Products Corp, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-984-3894?

NSN 5945-00-984-3894 has 1 cross-referenced part number: 4002-5 (Wuerth Products Corp).

What NSN replaces 5945-00-984-3894?

There are 12 known substitutes for 5945-00-984-3894: 5325-00-290-8235, 3120-00-398-8023, 5330-00-578-5129 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4002-5?

Key specifications for 4002-5: Special Features: MOUNTS W/ONE BRACKET,W/ONE 0.144 INCH DIA HOLE IN; Overall Length: 2.250 INCHES NOMINAL IN; Overall Width: 0.844 INCHES NOMINAL IN; Delay Time in Seconds: 5.0 ADJUSTABLE RELEASE MINIMUM AND 10.0 ADJUSTABLE RELEASE MAXIMUM. 6 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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