4C549 — COVER,ACCESS,AIRCRAFT

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

4C549: COVER,ACCESS,AIRCRAFT.

The COVER,ACCESS,AIRCRAFT is a the manufacturer industrial component. Key specifications include width: 4.688 INCHES NOMINAL IN, height: 4.688 INCHES NOMINAL IN, length: 1.500 INCHES NOMINAL IN, material: ZINC HOUSING, drive_type: DIRECT, prime_mover_type: ELECTRIC MOTOR. This part is cataloged in the U.S.

Government catalog under NSN 4140-00-113-0989, 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

4C549

NSN: 4140-00-113-0989
NIINs: 001130989, 012279707
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)

SPECIFICATIONS

width	4.688 INCHES NOMINAL IN
height	4.688 INCHES NOMINAL IN
length	1.500 INCHES NOMINAL IN
material	ZINC HOUSING
drive_type	DIRECT
prime_mover_type	ELECTRIC MOTOR
style_designator	FIXED
frequency_in_hertz	50.0 AND 60.0
shaft_bearing_type	SLEEVE
prime_mover_power_rating	15.000 WATTS
ambient_temp_at_full_rated_power	120.0 FAHRENHEIT DEGF
voltage_in_volts_and_current_type	115.0 AC
NSN	4140-00-113-0989

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY TYPE AND QUANTITY: 2 FLANGE AND 8 UNTHREADED HOLE(S)

•

SPEED ADJUSTMENTS: SINGLE SPEED

•

PHASE: SINGLE

•

FREQUENCY IN HERTZ: 50.0 AND 60.0

•

INCLOSURE TYPE: FULLY INCLOSED

•

LENGTH: 1.570 INCHES MAXIMUM IN

•

VOLTAGE IN VOLTS AND CURRENT TYPE: 115.0 AC

•

FLOW DIRECTION: INWARD

TECHNICAL CHARACTERISTICS

MOUNTING FACILITY TYPE AND QUANTITY	2 FLANGE AND 8 UNTHREADED HOLE(S)
SPEED ADJUSTMENTS	SINGLE SPEED
PHASE	SINGLE
FREQUENCY IN HERTZ	50.0 AND 60.0
INCLOSURE TYPE	FULLY INCLOSED
LENGTH	1.570 INCHES MAXIMUM IN
VOLTAGE IN VOLTS AND CURRENT TYPE	115.0 AC
FLOW DIRECTION	INWARD
HOUSING INSIDE DIAMETER	4.469 INCHES MINIMUM AND 4.531 INCHES MAXIMUM IN
DRIVE TYPE	DIRECT

SUBSTITUTES & CROSS-REFERENCES 9

028021 AND 477727 W/PAIR 271016Reference document

Same NSN cross-reference

Reference document — Replaced / superseded reference

MU2A1WGRILL AND CLIPSReference document

Same NSN cross-reference

Reference document — Replaced / superseded reference

MUFFINGRILLEWSPECIALGRILLE17826Reference document

Same NSN cross-reference

Reference document — Replaced / superseded reference

MU2A1OR028021Reference document

Same NSN cross-reference

Reference document — Secondary reference

2031508Reference document

Same NSN cross-reference

Reference document — Replaced / superseded reference

E2820BM747Reference document

Same NSN cross-reference

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

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 4C549?

4C549 is a COVER,ACCESS,AIRCRAFT.

What parts can replace 4C549?

There are 9 known substitutes for 4C549: 028021 AND 477727 W/PAIR 271016, MU2A1WGRILL AND CLIPS, MUFFINGRILLEWSPECIALGRILLE17826 and 6 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 4C549?

4C549 is cataloged in the U.S. Government catalog under NSN 4140-00-113-0989. This indicates validated use in U.S. government and defense supply chains.

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4C549 — COVER,ACCESS,AIRCRAFT

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