PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

175191Relay Subassembly

Hamilton Sundstrand Corporation Dba Collins Aerospace · NSN 5945-01-535-6125 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-01-535-6125 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-535-6125. Primary manufacturer part number: 175191.
Features
  • Relay Subassembly — FSC 5945
  • Nuclear Hardness Critical Feature: HARDENED
  • 2 verified cross-references
  • Primary manufacturer: Hamilton Sundstrand Corporation Dba Collins Aerospace
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay Subassembly, cataloged under National Stock Number 5945-01-535-6125, 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 Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-01-535-6125
Primary Part Number175191
Item NameRelay Subassembly
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerHamilton Sundstrand Corporation Dba Collins Aerospace
StatusACTIVE
Nuclear Hardness Critical FeatureHARDENED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
2530-00-121-0273356027C91 INTERCHANGEABLE
Parts Kit,hydraulic Brake Master
Navistar Intl Corp Truck Br Ohio Plant
1560-00-122-4790175191 INTERCHANGEABLE
Hook,nose Landing Gear Uplock
Lockheed Martin Corp
3530-00-359-7391 INTERCHANGEABLE
Collar,stop
5315-01-020-143117519-1 INTERCHANGEABLE
Pin,straight,headed
Meggitt North Hollywood Inc
2010-01-232-8325012056 INTERCHANGEABLE
Propeller,marine
Michigan Wheel Operations, Llc
Cross-Reference Index
Part NumberManufacturer
175191 PRIMARY Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)
175191 Voss Industries, Llc (USA)
Related Parts
2530-00-121-0273INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE MASTER
356027C91
1560-00-122-4790INTERCHANGEABLE
HOOK,NOSE LANDING GEAR UPLOCK
175191
3530-00-359-7391INTERCHANGEABLE
COLLAR,STOP
5315-01-020-1431INTERCHANGEABLE
PIN,STRAIGHT,HEADED
17519-1
2010-01-232-8325INTERCHANGEABLE
PROPELLER,MARINE
012056

Frequently Asked Questions

What is NSN 5945-01-535-6125?

NSN 5945-01-535-6125 is a Relay Subassembly, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-01-535-6125?

NSN 5945-01-535-6125 has 2 cross-referenced part numbers: 175191 (Hamilton Sundstrand Corporation Dba Collins Aerospace), 175191 (Voss Industries, Llc).

What NSN replaces 5945-01-535-6125?

There are 5 known substitutes for 5945-01-535-6125: 2530-00-121-0273, 1560-00-122-4790, 3530-00-359-7391 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 175191?

Key specifications for 175191: Part Name Assigned by Controlling Agency: BOX, RELAY ASSEMBLY; Nuclear Hardness Critical Feature: HARDENED; End Item Identification: SPECIAL ELECTRONIC, AIRCRAFT (E2/C2). 3 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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