4M1W — 4M1W

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

4M1W: 4M1W.

The 4M1W is a the manufacturer industrial component. Key specifications include end_item_identification: TIME BASED FLOW MANAGEMENT (TBFM). This part is cataloged in the U.S.

Government catalog under NSN 5930-00-539-6678, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

MRO→ MRO_GENERAL→ 4M1W

NSN: 5930-00-539-6678
NIINs: 005396678, 016269252
FSC: 5930 — Switches
CAGE: 82458 — P.G.& E. CORP. (USA)

SPECIFICATIONS

end_item_identification	TIME BASED FLOW MANAGEMENT (TBFM)
NSN	5930-00-539-6678

COMPONENT DIAGRAM

KEY FEATURES

•

SHAFT TYPE: ROUND, FLATTED SINGLE ACTUATOR

•

SHAFT DIAMETER: 0.248 INCHES MINIMUM AND 0.251 INCHES MAXIMUM SINGLE ACTUATOR IN

•

SWITCH CONTACT BASIC DESIGN: NONPILE-UP SYMMETRICAL

•

NONTURN DEVICE RADIUS: 0.531 INCHES NOMINAL AT 3:00 OCLOCK IN

•

TERMINAL TYPE: TAB, SOLDER LUG

•

FIRST FLAT LENGTH: 0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM SINGLE ACTUATOR IN

•

CONTACT LOAD CURRENT RATING: 2.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL

TECHNICAL CHARACTERISTICS

SHAFT TYPE	ROUND, FLATTED SINGLE ACTUATOR
OVERALL HEIGHT	1.500 INCHES NOMINAL IN
SHAFT DIAMETER	0.248 INCHES MINIMUM AND 0.251 INCHES MAXIMUM SINGLE ACTUATOR IN
SWITCH CONTACT BASIC DESIGN	NONPILE-UP SYMMETRICAL
NONTURN DEVICE RADIUS	0.531 INCHES NOMINAL AT 3:00 OCLOCK IN
TERMINAL TYPE	TAB, SOLDER LUG
FIRST FLAT LENGTH	0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM SINGLE ACTUATOR IN
CONTACT LOAD CURRENT RATING	2.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
CONTACT LOAD CURRENT RATING	2.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
MOUNTING METHOD	THREADED BUSHING SINGLE MOUNTING FACILITY

SUBSTITUTES & CROSS-REFERENCES 2

170459-F1Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

D616959Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 4M1W?

4M1W is a 4M1W. It is classified as a MRO (MRO_GENERAL).

What parts can replace 4M1W?

There are 2 known substitutes for 4M1W: 170459-F1, D616959. Substitute compatibility should be verified for your specific system.

What is the NSN for 4M1W?

4M1W is cataloged in the U.S. Government catalog under NSN 5930-00-539-6678. This indicates validated use in U.S. government and defense supply chains.

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