NSN 5930-01-078-8434 · NIIN 010788434 · Part number 6557-25
Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution · FSC 5930 — Switches · FSG 59 — Electrical and Electronic Equipment Components · CAGE 02750
Government record, cited
NSN 5930-01-078-8434 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-078-8434. Manufacturer of record part number: 6557-25.
Manufacturer of record: Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution
Identification
NSN: 5930-01-078-8434
NIIN: 010788434
FSC: 5930 — Switches
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 6557-25
Manufacturer: Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution
General Description
The Switch,pressure, cataloged under National Stock Number 5930-01-078-8434, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Switch,pressure
FSC / FSG
5930 — Switches (FSG 59)
Manufacturers
Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution (CAGE 02750)
Technical Specifications
Parameter
Value
NSN
5930-01-078-8434
Primary Part Number
6557-25
Item Name
Switch,pressure
FSC / FSG
5930 / 59 — Switches
Manufacturer
Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
⇄Related Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5340-01-079-1809POSSIBLE MATCH
RETAINER,HELICAL COMPRESSION SPR
Possible match (shared part number)
5895-01-185-99083003-13POSSIBLE MATCH
COMPARATOR,SIGNAL
Possible match (shared part number)Pentair Filtration Solutions, Llc
5962-01-225-7336L1A2330POSSIBLE MATCH
MICROCIRCUIT,DIGITAL
Possible match (shared part number)Lsi Logic Corp
3040-01-298-4274300313POSSIBLE MATCH
PLATE,RETAINING,SHAFT
Possible match (shared part number)Ships Machinery International, Inc.
3020-01-407-5145300313POSSIBLE MATCH
GEAR,SPUR
Possible match (shared part number)Tri-Tec Manufacturing Llc
Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution (USA)
Reference documents
Reference
Meaning
2553919-3
5/9Secondary reference
Lockheed Martin Corporation Div Rms - Mitchel Field
30031-3
3/2Design control — primary reference
U.S. Government activity
Related Parts
5340-01-079-1809POSSIBLE MATCH
RETAINER,HELICAL COMPRESSION SPR
5895-01-185-9908POSSIBLE MATCH
COMPARATOR,SIGNAL
3003-13
5962-01-225-7336POSSIBLE MATCH
MICROCIRCUIT,DIGITAL
L1A2330
3040-01-298-4274POSSIBLE MATCH
PLATE,RETAINING,SHAFT
300313
3020-01-407-5145POSSIBLE MATCH
GEAR,SPUR
300313
5985-01-517-4917POSSIBLE MATCH
DRIVE,ANTENNA
Frequently Asked Questions
What is NSN 5930-01-078-8434?
NSN 5930-01-078-8434 is a Switch,pressure, manufactured by Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution, classified under FSC 5930, Switches. Status: active.
What part numbers are listed for NSN 5930-01-078-8434?
NSN 5930-01-078-8434 has 1 manufacturer part number on file: 6557-25 (Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution).
What NSN replaces 5930-01-078-8434?
6 possible matches (shared part number, not a government interchangeability claim): 5340-01-079-1809, 5895-01-185-9908, 5962-01-225-7336. Verify interchangeability with system specifications before substitution.
Is NSN 5930-01-078-8434 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.