049-21 — FUSE,CARTRIDGE

✓ Government record, cited

Zyxel · MRO · MRO_GENERAL

PRODUCT OVERVIEW

049-21: FUSE,CARTRIDGE.

The FUSE,CARTRIDGE is a Zyxel industrial component. Key specifications include material: COPPER ALLOY, body_style: TUBE TYPE, usage_design: EXTERNAL, overall_length: 1.250 INCHES NOMINAL IN, inside_diameter: 0.022 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN, major_thickness: 0.009 INCHES MINIMUM AND 0.011 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5920-00-142-4824, 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→ 049-21

NSN: 5920-00-142-4824
NIINs: 001424824, 002003497, 007639029, 011978243
FSC: 5920 — Fuses, Arrestors, Absorbers, and Protectors
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)

SPECIFICATIONS

material	COPPER ALLOY
body_style	TUBE TYPE
ring_style	E
usage_design	EXTERNAL
overall_length	1.250 INCHES NOMINAL IN
inside_diameter	0.022 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN
major_thickness	0.009 INCHES MINIMUM AND 0.011 INCHES MAXIMUM IN
overall_diameter	0.281 INCHES NOMINAL IN
special_features	CROSS-SECTIONAL SHAPE STYLE:116 IRREGULAR SHAPE FROM OLD FIIG A03200
features_provided	NONRENEWABLE FUSIBLE ELEMENT
surface_treatment	NICKEL TERMINAL
casehardening_indicator	NOT CASEHARDENED
NSN	5920-00-142-4824

COMPONENT DIAGRAM

KEY FEATURES

•

CONTINUOUS CURRENT RATING IN AMPS: 10.000

•

BODY STYLE: TUBE TYPE

•

CIRCUIT OVER-CURRENT INTERRUPTION DELAY TIME IN SECONDS: 25.0 200 PCT OF CURRENT RATING AND 8.0 300 PCT OF CURRENT RATING

•

OVERALL DIAMETER: 0.281 INCHES NOMINAL IN

•

INTERRUPTION INDICATOR METHOD: VISIBLE ELEMENT

•

FEATURES PROVIDED: NONRENEWABLE FUSIBLE ELEMENT

TECHNICAL CHARACTERISTICS

CONTINUOUS CURRENT RATING IN AMPS	10.000
BODY STYLE	TUBE TYPE
CIRCUIT OVER-CURRENT INTERRUPTION DELAY TIME IN SECONDS	25.0 200 PCT OF CURRENT RATING AND 8.0 300 PCT OF CURRENT RATING
OVERALL DIAMETER	0.281 INCHES NOMINAL IN
OVERALL LENGTH	1.250 INCHES NOMINAL IN
INTERRUPTION INDICATOR METHOD	VISIBLE ELEMENT
FEATURES PROVIDED	NONRENEWABLE FUSIBLE ELEMENT
SPECIAL FEATURES	VIBRATION RESISTANT
SURFACE TREATMENT	NICKEL TERMINAL
MAXIMUM VOLTAGE RATING IN VOLTS	32.0 DC

SUBSTITUTES & CROSS-REFERENCES 8

MDM 10 AMPReference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

MDM10Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

64630-000Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

F31-502Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

253880-15Reference document

Same NSN cross-reference

Reference document — Secondary reference

850339-16Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 049-21?

049-21 is a FUSE,CARTRIDGE manufactured by Zyxel. It is classified as a MRO (MRO_GENERAL).

What parts can replace 049-21?

There are 8 known substitutes for 049-21: MDM 10 AMP, MDM10, 64630-000 and 5 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 049-21?

049-21 is cataloged in the U.S. Government catalog under NSN 5920-00-142-4824. This indicates validated use in U.S. government and defense supply chains.

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049-21 — FUSE,CARTRIDGE

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