X128 — FILTER,BAND PASS

✓ Government record, cited

Philips · MRO · MRO_GENERAL

PRODUCT OVERVIEW

X128: FILTER,BAND PASS.

Immerse yourself in a high-fidelity, comfortable listening experience with the Fidelio X1 Headphones from Philips. Featuring powerful 50-millimeter drivers and open-back architecture, the Fidelio X1 is designed to provide natural sound that is detailed and precise. And with premium memory foam, velvet-wrapped earpads and a self-adjustable air hammock that provides a perfect fit, you'll be able to enjoy your favorite music for hours in comfort.

- Acoustic open-back architecture for sound clarity - Powerful 50-millimeter neodymium drivers - Pre-tilted drivers directly channel audio into your ears - Memory foam earpads and breathable material for comfort - Genuine calf leather headband and aluminum construction for durability Open-Back Architecture for Smooth, Pristine Audio Philips designed the Fidelio X1 Headphones with an acoustic open-back architecture that eliminates air pressure buildup behind the driver so the diaphragm can move freely for a This part is cataloged in the U.S. Government catalog under NSN 5315-00-425-4804, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS

MRO→ MRO_GENERAL→ X128

NSN: 5315-00-425-4804
NIINs: 004254804, 011640196, 013515690
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 20874 — ERIE STRAYER CO (USA)

SPECIFICATIONS

material	STEEL OVERALL
first_end_style	CHAMFERED
pin_overall_length	10.312 INCHES NOMINAL IN
first_hole_diameter	0.406 INCHES NOMINAL IN
pin_overall_diameter	1.2500 INCHES NOMINAL IN
second_hole_diameter	0.406 INCHES NOMINAL IN
first_end_taper_angle	45.0 DEGREES NOMINAL
first_end_taper_length	0.094 INCHES NOMINAL IN
hole_arrangement_style	BOTH END DRILLED
second_end_relationship_with_first_end	IDENTICAL
center_to_center_distance_between_holes	9.500 INCHES NOMINAL IN
distance_from_centerline_of_hole_to_end_of_pin	0.406 INCHES NOMINAL IN
NSN	5315-00-425-4804

COMPONENT DIAGRAM

KEY FEATURES

•

FIRST END TAPER LENGTH: 0.094 INCHES NOMINAL IN

•

HOLE ARRANGEMENT STYLE: BOTH END DRILLED

•

FIRST END STYLE: CHAMFERED

•

FIRST HOLE DIAMETER: 0.406 INCHES NOMINAL IN

•

FIRST END TAPER ANGLE: 45.0 DEGREES NOMINAL

•

PIN OVERALL DIAMETER: 1.2500 INCHES NOMINAL IN

•

PIN OVERALL LENGTH: 10.312 INCHES NOMINAL IN

•

SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL

TECHNICAL CHARACTERISTICS

FIRST END TAPER LENGTH	0.094 INCHES NOMINAL IN
HOLE ARRANGEMENT STYLE	BOTH END DRILLED
FIRST END STYLE	CHAMFERED
FIRST HOLE DIAMETER	0.406 INCHES NOMINAL IN
FIRST END TAPER ANGLE	45.0 DEGREES NOMINAL
PIN OVERALL DIAMETER	1.2500 INCHES NOMINAL IN
PIN OVERALL LENGTH	10.312 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST END	IDENTICAL
SECOND HOLE DIAMETER	0.406 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN HOLES	9.500 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 1

63-292193Reference 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 X128?

X128 is a FILTER,BAND PASS manufactured by Philips. It is classified as a MRO (MRO_GENERAL).

What parts can replace X128?

There is 1 known substitute for X128: 63-292193. Substitute compatibility should be verified for your specific system.

What is the NSN for X128?

X128 is cataloged in the U.S. Government catalog under NSN 5315-00-425-4804. This indicates validated use in U.S. government and defense supply chains.

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X128 — FILTER,BAND PASS

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