Home · NSN 01-437-9172

NSN 01-437-9172 — Circuit Breaker

NIIN 01-437-9172 · unit of issue EA · AAC P · source of supply SMS

Used on: F-15 Eagle and Strike Eagle · all platforms

NSN 01-437-9172 is the national stock number for a circuit breaker. It cross-references to 3 manufacturer part numbers from 1 CAGE code, including Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M; the primary is M39019/03-254S. The federal catalog ties it to the F-15 Eagle and Strike Eagle. The unit of issue is EA and the FLIS list price is $233.02.

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.

part numbers from 1 CAGE

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government buys in 24 months

sellers with confirmed stock

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Cross-references

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

Part number	CAGE	Manufacturer	Reference	Variation
M39019/03-254S	81349	Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M	2 · Item ident. reference	2 · Fully interchangeable
MIL-PRF-39019/3	81349	Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M	4	1 · Not fully interchangeable
MIL-PRF-39019	81349	Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M	5 · Secondary reference	9 · Reference only

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 M39019/03-254S.

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

DLA management data

FLIS unit price: $233.02
Unit of issue: EA
Acquisition advice: P
Source of supply: SMS
Effective: Oct 1, 2025

Item characteristics

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
Unthreaded Mounting Hole Diameter: INCHES NOMINAL 0.250
End Item Identification: F15S LANTIRN
Pole Quantity: 2
Mounting Facility Type And Quantity: THREADED BUSHING WITH PANEL SEAL 2
Operating Voltage Type And Rating Per Pole In Volts: ALL LOCATIONS AC 240.0 AND DC 50.0
Circuit Protection Type: ALL LOCATIONS OVERCURRENT
Trip Release Method: ALL LOCATIONS MAGNETIC
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
Switch Location And Position Designation: EXTERNAL BETWEEN POLE ONE AND TWO
Frequency In Hertz: 60.0 OR 400.0
Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
Terminal Type And Quantity: TAB W/SCREW 4

Related stock numbers

Other NSNs filed under the same part numbers.

00-603-7002 · Circuit Breaker
01-018-6843 · Circuit Breaker
01-020-1748 · Circuit Breaker
01-028-1717 · Circuit Breaker
01-028-6504 · Circuit Breaker
01-034-9175 · Circuit Breaker
01-034-9177 · Circuit Breaker
01-037-5866 · Circuit Breaker

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.