PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1140-45Relay

Hamlin Inc · NSN 5945-00-878-3909 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-878-3909 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-878-3909. Primary manufacturer part number: 1140-45.
Features
  • Relay — FSC 5945
  • 3 verified cross-references
  • Primary manufacturer: Hamlin Inc
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay, cataloged under National Stock Number 5945-00-878-3909, 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 Hamlin Inc. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRelay
FSC / FSG5945 — No Item Name Available (FSG 59)
ManufacturersHamlin Inc (CAGE 12617); Wells Mfg Co (CAGE 87446); Watlow Winona Inc (CAGE 58296)
Technical Specifications
ParameterValue
NSN5945-00-878-3909
Primary Part Number1140-45
Item NameRelay
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerHamlin Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-178-75621B8212 INTERCHANGEABLE
Seal,plain Encased
Caterpillar Inc Div Caterpillar Defense
5970-00-185-0159M23053/12-304-C INTERCHANGEABLE
Insulation Sleeving,electrical
Sae International Dba Sae International
5815-00-228-6714SC-C-69992-5 INTERCHANGEABLE
Bar,connecting,teletypewriter
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4410-00-378-00995002P6 INTERCHANGEABLE
Retarder,gas
L & L Boiler Maintenance Inc
5996-00-512-651350026 INTERCHANGEABLE
Amplifier,electronic Control
Instruments and Flight Research, Inc.
5998-00-800-0945 INTERCHANGEABLE
Circuit Card Assembly
5330-01-222-982150026 INTERCHANGEABLE
Gasket
The Oilgear Company Dba Jiffy Lube 213 Div Oilgear
2510-01-234-36561000 INTERCHANGEABLE
Shock Absorber,direct Action
Tenneco Inc
5920-01-387-3877810693-2 INTERCHANGEABLE
Fuseholder,extractor Post
Tri-Tec Manufacturing Llc
7930-01-426-8966 INTERCHANGEABLE
Glass,special
Cross-Reference Index
Part NumberManufacturer
1140-45 Hamlin Inc (USA)
50026 Wells Mfg Co (USA)
1140-45 Watlow Winona Inc (USA)
Related Parts
5330-00-178-7562INTERCHANGEABLE
SEAL,PLAIN ENCASED
1B8212
5970-00-185-0159INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
M23053/12-304-C
5815-00-228-6714INTERCHANGEABLE
BAR,CONNECTING,TELETYPEWRITER
SC-C-69992-5
4410-00-378-0099INTERCHANGEABLE
RETARDER,GAS
5002P6
5996-00-512-6513INTERCHANGEABLE
AMPLIFIER,ELECTRONIC CONTROL
50026
5998-00-800-0945INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5330-01-222-9821INTERCHANGEABLE
GASKET
50026
2510-01-234-3656INTERCHANGEABLE
SHOCK ABSORBER,DIRECT ACTION
1000
5920-01-387-3877INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
810693-2
7930-01-426-8966INTERCHANGEABLE
GLASS,SPECIAL
4130-01-498-0532INTERCHANGEABLE
CONTROL,AIR CONDITIONER
50026
5305-01-507-0566INTERCHANGEABLE
SCREW,MACHINE
114 045

Frequently Asked Questions

What is NSN 5945-00-878-3909?

NSN 5945-00-878-3909 is a Relay, manufactured by Hamlin Inc, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-878-3909?

NSN 5945-00-878-3909 has 3 cross-referenced part numbers: 1140-45 (Hamlin Inc), 50026 (Wells Mfg Co), 1140-45 (Watlow Winona Inc).

What NSN replaces 5945-00-878-3909?

There are 12 known substitutes for 5945-00-878-3909: 5330-00-178-7562, 5970-00-185-0159, 5815-00-228-6714 and 9 more. Verify interchangeability with system specifications before substitution.

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