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21X-B-0012-1 — SHAFT ASSEMBLY,FLEXIBLE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

21X-B-0012-1: SHAFT ASSEMBLY,FLEXIBLE.

The SHAFT ASSEMBLY,FLEXIBLE is a the manufacturer industrial component. Key specifications include material: STEEL CASING, core_removability: NONREMOVABLE, core_overall_length: 2.750 INCHES NOMINAL IN, casing_outside_diameter: 0.625 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN, casing_length_between_ferrules: 1.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-337-6255, 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
21X-B-0012-1
NSN: 3040-01-337-6255
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 04638 — TRANSDIGM INC (USA)
SPECIFICATIONS
materialSTEEL CASING
core_removabilityNONREMOVABLE
core_overall_length2.750 INCHES NOMINAL IN
casing_outside_diameter0.625 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
casing_length_between_ferrules1.500 INCHES NOMINAL IN
NSN3040-01-337-6255
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHAFT ASSEMBLY,FLEXIBLE TITLE COMPONENT PN 21X-B-0012-1 MFR SHAFT ASSEMBLY,FLEXIBL
KEY FEATURES
•
CASING LENGTH BETWEEN FERRULES: 1.500 INCHES NOMINAL IN
•
CORE REMOVABILITY: NONREMOVABLE
•
CORE OVERALL LENGTH: 2.750 INCHES NOMINAL IN
•
MATERIAL: STEEL CASING
•
CASING OUTSIDE DIAMETER: 0.625 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CASING LENGTH BETWEEN FERRULES1.500 INCHES NOMINAL IN
CORE REMOVABILITYNONREMOVABLE
CORE OVERALL LENGTH2.750 INCHES NOMINAL IN
MATERIALSTEEL CASING
CASING OUTSIDE DIAMETER0.625 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 3040 — Miscellaneous Power Transmission Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3040-00-001-0046 3040-00-001-0047 3040-00-001-0048 3040-00-001-0068 3040-00-001-0077 3040-00-001-0078 3040-00-001-0089 3040-00-001-1224
SUBSTITUTES & CROSS-REFERENCES 1
21X-B-0012Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 21X-B-0012-1?
21X-B-0012-1 is a SHAFT ASSEMBLY,FLEXIBLE.
What parts can replace 21X-B-0012-1?
There is 1 known substitute for 21X-B-0012-1: 21X-B-0012. Substitute compatibility should be verified for your specific system.
What is the NSN for 21X-B-0012-1?
21X-B-0012-1 is cataloged in the U.S. Government catalog under NSN 3040-01-337-6255. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.