Home · NSN 01-028-6504

NSN 01-028-6504 — Circuit Breaker

NIIN 01-028-6504 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

NSN 01-028-6504 is the national stock number for a circuit breaker. It cross-references to 17 manufacturer part numbers from 8 CAGE codes, including Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M, Asc Pty Ltd, Rockwell Collins, Inc.; the primary is 260-4045-310. The unit of issue is EA and the FLIS list price is $233.10.

No government purchase of this stock number is on our record yet. No seller has confirmed stock of it here in the last 60 days; watching the number is free and the first listing triggers an alert.

17

part numbers from 8 CAGEs

0

open solicitations, all agencies

0

government buys in 24 months

0

sellers with confirmed stock

Watch NSN 01-028-6504: an email the morning the government solicits or buys it, or an AD names it. Free.
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Cross-references

Part numbers filed against this stock number, with the manufacturer (CAGE) and the FLIS reference codes.

Part numberCAGEManufacturerReferenceVariation
M39019/03-22581349Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M2 · Item ident. reference2 · Fully interchangeable
MIL-PRF-39019/381349Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M41 · Not fully interchangeable
ASC1265362Z4779Asc Pty Ltd5 · Secondary reference9 · Reference only
M39019/3-3281349Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M5 · Secondary reference9 · Reference only
M39019/3-3881349Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M5 · Secondary reference9 · Reference only
M39019/3-4081349Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M5 · Secondary reference9 · Reference only
MIL-C-39019/381349Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M5 · Secondary reference9 · Reference only
260-4045-31013499Rockwell Collins, Inc.C1 · Not fully interchangeable
351-602-03807421L3harris Interstate Electronics CorporationC1 · Not fully interchangeable
499-037-08407421L3harris Interstate Electronics CorporationC1 · Not fully interchangeable
788C417H1497942Northrop Grumman Systems CorporationC1 · Not fully interchangeable
AP-12-1-5-2-30281541Sensata Technologies Maryland, IncC1 · Not fully interchangeable
AP-MIL-12-1-7-2-30281541Sensata Technologies Maryland, IncC1 · Not fully interchangeable
AP12-1-6-2-30281541Sensata Technologies Maryland, IncC1 · Not fully interchangeable
C1017-2-03-581755Lockheed Martin CorporationC1 · Not fully interchangeable
HM2-Z-03-22574193Eaton Corp Heinemann Products Commercial Controls DivC1 · Not fully interchangeable
M39019-3-22581349Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-MC1 · Not fully interchangeable

Government demand

Nothing open right now. Watch this NSN and we will email you when it is solicited.

What the government paid

No government purchase on record for this NSN.

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices.

Sellers with confirmed stock

No seller has confirmed stock on this NSN in the last 60 days. Watch it and we will email you when one does, or request a quote on 260-4045-310.

Request 260-4045-310

No account needed. Goes to the sellers who carry this number or its family.

Listings appear here only while the seller has confirmed them within 60 days. Sellers: list this part free.

DLA management data

FLIS unit price
$233.10
Unit of issue
EA
Acquisition advice
Z — Insurance item
Source of supply
SMS
Effective
Oct 1, 2025

Item characteristics

Thread Pitch Diameters
INCHES 0.3503 TO 0.3537
Bushing Length
INCHES MAXIMUM 0.380
Body Length
INCHES MAXIMUM 1.562
Body Width
INCHES MAXIMUM 1.281
Center To Center Distance Between Terminals Parallel To Length
INCHES MAXIMUM 0.906
Center To Center Distance Between Terminals Parallel To Width
INCHES NOMINAL 0.625
Mounting Surface To Terminal End Distance
INCHES MAXIMUM 1.828
Pole Quantity
2
Mounting Facility Type And Quantity
THREADED BUSHING WITH PANEL SEAL 1
Thread Quantity Per Inch
32
Maximum Continuous Load Current Rating Per Pole
ALL LOCATIONS AMPERES AC 3.0 AND AMPERES DC 3.0
Operating Voltage Type And Rating Per Pole In Volts
ALL LOCATIONS AC 240.0 AND DC 50.0
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps
ALL LOCATIONS AC 300.0 AND DC 500.0
Circuit Protection Type
ALL LOCATIONS OVERCURRENT
Trip Release Method
ALL LOCATIONS MAGNETIC
Trip Release Characteristic
ALL LOCATIONS TIME DELAY
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent
115.0
Reset Method
MANUAL
Main Contact Tripping Mechanism Type
TRIP FREE
Manual Actuator Type And Quantity
TOGGLE 1
Actuator Function
TRIP-RESET
Actuator Position Designation
BETWEEN POLE ONE AND TWO
Internal Trip Release Configuration
ALL LOCATIONS SERIES TRIP
Nominal Thread Size
INCHES 0.375

Related stock numbers

Other NSNs filed under the same part numbers.

About this page

An NSN is 13 digits: the 4-digit Federal Supply Class and the 9-digit NIIN. Cross-references come from the federal logistics record; demand from DLA DIBBS, SAM.gov and FPDS; ADs from the Federal Register. Refreshed nightly. Market Pulse shows the whole market.

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