PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

K843725-341Relay Subassembly

Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin · NSN 5945-00-254-8270 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-254-8270 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-254-8270. Primary manufacturer part number: K843725-341.
Features
  • Relay Subassembly — FSC 5945
  • 7 verified cross-references
  • Primary manufacturer: Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay Subassembly, cataloged under National Stock Number 5945-00-254-8270, 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 Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin. This item has 7 commercial cross-references from 4 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
NSN5945-00-254-8270
Primary Part NumberK843725-341
Item NameRelay Subassembly
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3110-00-144-8548760-11 INTERCHANGEABLE
Bearing,ball,annular
Elliott Company Div Jeannette
3110-00-156-51421319J INTERCHANGEABLE
Bearing,ball,annular
Nsk Corp Bearing Div
3110-00-183-691212267702 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
5120-00-303-77402-9-132 INTERCHANGEABLE
Wrench,filler Tube Cap
W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center
3120-00-339-1318G5-264 INTERCHANGEABLE
Bearing,sleeve
Roper Industries Inc Roper Pump Co Div
8040-01-416-3071 INTERCHANGEABLE
Hardener,adhesive
Cross-Reference Index
Part NumberManufacturer
K843725-341 Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA)
K881735-341 Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA)
D600B Kurman Relays Inc (USA)
205B Kurman Relays Inc (USA)
K881735-341 Rca Corp Distributor and Special Products Div
K843725-341 Rca Corp Distribution and Special Products (USA)
D600B205 Kurman Relays Inc (USA)
Related Parts
3110-00-144-8548INTERCHANGEABLE
BEARING,BALL,ANNULAR
760-11
3110-00-156-5142INTERCHANGEABLE
BEARING,BALL,ANNULAR
1319J
3110-00-183-6912INTERCHANGEABLE
BEARING,BALL,ANNULAR
12267702
5120-00-303-7740INTERCHANGEABLE
WRENCH,FILLER TUBE CAP
2-9-132
3120-00-339-1318INTERCHANGEABLE
BEARING,SLEEVE
G5-264
8040-01-416-3071INTERCHANGEABLE
HARDENER,ADHESIVE

Frequently Asked Questions

What is NSN 5945-00-254-8270?

NSN 5945-00-254-8270 is a Relay Subassembly, manufactured by Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-254-8270?

NSN 5945-00-254-8270 has 7 cross-referenced part numbers: K843725-341 (Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin), K881735-341 (Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin), D600B (Kurman Relays Inc), 205B (Kurman Relays Inc), K881735-341 (Rca Corp Distributor and Special Products Div) and 2 more.

What NSN replaces 5945-00-254-8270?

There are 6 known substitutes for 5945-00-254-8270: 3110-00-144-8548, 3110-00-156-5142, 3110-00-183-6912 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of K843725-341?

Key specifications for K843725-341: Overall Length: 2.000 INCHES NOMINAL IN; Overall Width: 0.750 INCHES NOMINAL IN; Overall Height: 0.125 INCHES NOMINAL IN; End Item Identification: MODEL TBL. 5 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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