B-74821 — BLADE,TURBINE ROTOR,NONAIRCRAFT

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

B-74821: BLADE,TURBINE ROTOR,NONAIRCRAFT.

BLADE,TURBINE ROTOR,NONAIRCRAFT. Key specifications include material: STEEL BLADE, overall_width: 0.955 INCHES NOMINAL IN, overall_length: 2.423 INCHES NOMINAL IN, material_thickness: 0.820 INCHES NOMINAL IN, material_document_and_classification: MIL-S-861 CLASS 422HT MIL SPEC SINGLE MATERIAL RESPONSE BLADE. This part is cataloged in the U.S.

Government catalog under NSN 2835-01-148-4951, 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

B-74821

NSN: 2835-01-148-4951
FSC: 2835 — Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components
CAGE: 16712 — SIEMENS ENERGY, INC. (USA)

SPECIFICATIONS

material	STEEL BLADE
overall_width	0.955 INCHES NOMINAL IN
overall_length	2.423 INCHES NOMINAL IN
material_thickness	0.820 INCHES NOMINAL IN
material_document_and_classification	MIL-S-861 CLASS 422HT MIL SPEC SINGLE MATERIAL RESPONSE BLADE
NSN	2835-01-148-4951

COMPONENT DIAGRAM

KEY FEATURES

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-861 CLASS 422HT MIL SPEC SINGLE MATERIAL RESPONSE BLADE

•

MATERIAL THICKNESS: 0.820 INCHES NOMINAL IN

•

MATERIAL: STEEL BLADE

TECHNICAL CHARACTERISTICS

MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-861 CLASS 422HT MIL SPEC SINGLE MATERIAL RESPONSE BLADE
OVERALL LENGTH	2.423 INCHES NOMINAL IN
OVERALL WIDTH	0.955 INCHES NOMINAL IN
MATERIAL THICKNESS	0.820 INCHES NOMINAL IN
MATERIAL	STEEL BLADE

OTHER ITEMS IN FSC 2835 — Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

2835-00-003-1224 2835-00-003-1225 2835-00-003-1226 2835-00-003-1227 2835-00-003-1228 2835-00-003-1229 2835-00-003-1230 2835-00-003-1231

SUBSTITUTES & CROSS-REFERENCES 2

RAC-410ETX4Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

E-27816 PIECE 13Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is B-74821?

B-74821 is a BLADE,TURBINE ROTOR,NONAIRCRAFT.

What parts can replace B-74821?

There are 2 known substitutes for B-74821: RAC-410ETX4, E-27816 PIECE 13. Substitute compatibility should be verified for your specific system.

What is the NSN for B-74821?

B-74821 is cataloged in the U.S. Government catalog under NSN 2835-01-148-4951. This indicates validated use in U.S. government and defense supply chains.

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B-74821 — BLADE,TURBINE ROTOR,NONAIRCRAFT

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