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B7056 — SHAFT,SHOULDERED

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

B7056: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, end_similarity: NOT IDENTICAL, second_end_style: INDENTED FLAT KEYWAY, external_keyway_length: 1.500 INCHES NOMINAL SECOND END IN, second_end_keyway_depth: 0.250 INCHES NOMINAL IN, second_end_keyway_width: 0.2500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-283-5029, 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
B7056
NSN: 3040-01-283-5029
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 44408 — OBERDORFER FOUNDRIES INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
end_similarityNOT IDENTICAL
second_end_styleINDENTED FLAT KEYWAY
external_keyway_length1.500 INCHES NOMINAL SECOND END IN
second_end_keyway_depth0.250 INCHES NOMINAL IN
second_end_keyway_width0.2500 INCHES NOMINAL IN
NSN3040-01-283-5029
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHAFT,SHOULDERED TITLE COMPONENT PN B7056 MFR SHAFT,SHOULDERED
KEY FEATURES
•
SECOND END KEYWAY WIDTH: 0.2500 INCHES NOMINAL IN
•
SECOND END KEYWAY DEPTH: 0.250 INCHES NOMINAL IN
•
END SIMILARITY: NOT IDENTICAL
•
SECOND END STYLE: INDENTED FLAT KEYWAY
•
MATERIAL: STEEL CORROSION RESISTING
•
EXTERNAL KEYWAY LENGTH: 1.500 INCHES NOMINAL SECOND END IN
TECHNICAL CHARACTERISTICS
SECOND END KEYWAY WIDTH0.2500 INCHES NOMINAL IN
SECOND END KEYWAY DEPTH0.250 INCHES NOMINAL IN
END SIMILARITYNOT IDENTICAL
SECOND END STYLEINDENTED FLAT KEYWAY
MATERIALSTEEL CORROSION RESISTING
EXTERNAL KEYWAY LENGTH1.500 INCHES NOMINAL SECOND END 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is B7056?
B7056 is a SHAFT,SHOULDERED.
What is the NSN for B7056?
B7056 is cataloged in the U.S. Government catalog under NSN 3040-01-283-5029. 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.