PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21.006Relay,electromagnetic

Northrop Grumman Systems Corporation · NSN 5945-01-388-6388 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-01-388-6388 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-388-6388. Primary manufacturer part number: 21.006.
Features
  • Relay,electromagnetic — FSC 5945
  • 1 verified cross-reference
  • Primary manufacturer: Northrop Grumman Systems Corporation
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-01-388-6388, 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 Northrop Grumman Systems Corporation. 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.

Catalog Facts
Item NameRelay,electromagnetic
FSC / FSG5945 — No Item Name Available (FSG 59)
ManufacturersNorthrop Grumman Systems Corporation (CAGE 03956)
Technical Specifications
ParameterValue
NSN5945-01-388-6388
Primary Part Number21.006
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-086-7298 INTERCHANGEABLE
Seal,plain Encased
5945-00-088-252421-006 INTERCHANGEABLE
Relay,electromagnetic
Te Connectivity Corporation
6145-00-192-164321-006 INTERCHANGEABLE
Resistance Wire
Raytheon Company Div Corp
5950-00-251-655321006 INTERCHANGEABLE
Transformer,pulse
Magnetika Inc
5310-00-339-8929NK818-6D INTERCHANGEABLE
Nut
Long-Lok, Llc
5330-00-367-5938119757 INTERCHANGEABLE
Gasket
Mag Aerospace Industries, Llc Div Safran Cabins
5977-00-927-0216 INTERCHANGEABLE
Ring Assembly,electrical Contact
5310-01-112-1251 INTERCHANGEABLE
Nut,plain,knurled
5940-01-235-5857 INTERCHANGEABLE
Terminal Board
4820-01-408-70191727 INTERCHANGEABLE
Seat,valve
Droitcour Co
Cross-Reference Index
Part NumberManufacturer
21.006 PRIMARY Northrop Grumman Systems Corporation (USA)
Related Parts
5330-00-086-7298INTERCHANGEABLE
SEAL,PLAIN ENCASED
5945-00-088-2524INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
21-006
6145-00-192-1643INTERCHANGEABLE
RESISTANCE WIRE
21-006
5950-00-251-6553INTERCHANGEABLE
TRANSFORMER,PULSE
21006
5310-00-339-8929INTERCHANGEABLE
NUT
NK818-6D
5330-00-367-5938INTERCHANGEABLE
GASKET
119757
5977-00-927-0216INTERCHANGEABLE
RING ASSEMBLY,ELECTRICAL CONTACT
5310-01-112-1251INTERCHANGEABLE
NUT,PLAIN,KNURLED
5940-01-235-5857INTERCHANGEABLE
TERMINAL BOARD
4820-01-408-7019INTERCHANGEABLE
SEAT,VALVE
1727
6640-01-531-5290INTERCHANGEABLE
INCUBATOR,BACTERIOLOGICAL
5930-01-693-9478INTERCHANGEABLE
SWITCH,PULL
CS2002-8

Frequently Asked Questions

What is NSN 5945-01-388-6388?

NSN 5945-01-388-6388 is a Relay,electromagnetic, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-01-388-6388?

NSN 5945-01-388-6388 has 1 cross-referenced part number: 21.006 (Northrop Grumman Systems Corporation).

What NSN replaces 5945-01-388-6388?

There are 12 known substitutes for 5945-01-388-6388: 5330-00-086-7298, 5945-00-088-2524, 6145-00-192-1643 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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