PartsTable
Technical Data Sheet

RW1/780980-1 — SHAFT,SHOULDERED

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

RW1/780980-1: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL, end_similarity: NOT IDENTICAL, first_end_style: FLAT KEYWAY, largest_step_diameter: 14.173 INCHES NOMINAL IN, unpackaged_unit_weight: 565.40 POUNDS LBS, end_item_identification: MAIN REDUCTION GEAR R42H USED ON BOARD 270 FT US COAST GUARD VESSELS FT. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-199-5919, 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
RW1/780980-1
NSN: 3040-01-199-5919
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: K0524 — DAVID BROWN SPECIAL PRODUCTS LTD (GBR)
SPECIFICATIONS
materialSTEEL
step_quantity2
end_similarityNOT IDENTICAL
first_end_styleFLAT KEYWAY
largest_step_diameter14.173 INCHES NOMINAL IN
unpackaged_unit_weight565.40 POUNDS LBS
end_item_identificationMAIN REDUCTION GEAR R42H USED ON BOARD 270 FT US COAST GUARD VESSELS FT
NSN3040-01-199-5919
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHAFT,SHOULDERED TITLE COMPONENT PN RW1/780980-1 MFR SHAFT,SHOULDERED
KEY FEATURES
•
STEP QUANTITY: 2
•
LARGEST STEP DIAMETER: 14.173 INCHES NOMINAL IN
•
FIRST END STYLE: FLAT KEYWAY
•
UNPACKAGED UNIT WEIGHT: 565.40 POUNDS LBS
•
END SIMILARITY: NOT IDENTICAL
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
STEP QUANTITY2
LARGEST STEP DIAMETER14.173 INCHES NOMINAL IN
FIRST END STYLEFLAT KEYWAY
UNPACKAGED UNIT WEIGHT565.40 POUNDS LBS
END SIMILARITYNOT IDENTICAL
END ITEM IDENTIFICATIONMAIN REDUCTION GEAR R42H USED ON BOARD 270 FT US COAST GUARD VESSELS FT
MATERIALSTEEL
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: Insurance item — stocked against contingency demandDemilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is RW1/780980-1?
RW1/780980-1 is a SHAFT,SHOULDERED.
What is the NSN for RW1/780980-1?
RW1/780980-1 is cataloged in the U.S. Government catalog under NSN 3040-01-199-5919. 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.