203645 — 203645

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

203645: 203645.

The 203645 is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: DURANICKEL,2.625 IN. OD,1.375 IN.

ID,0.011 IN. THK IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-00-155-5814, 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

203645

NSN: 3040-00-155-5814
NIINs: 001555814, 005664338
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)

SPECIFICATIONS

general_characteristics_item_description	DURANICKEL,2.625 IN. OD,1.375 IN. ID,0.011 IN. THK IN
NSN	3040-00-155-5814

COMPONENT DIAGRAM

KEY FEATURES

•

FIRST END WIDTH ACROSS FLATS: 0.2505 INCHES NOMINAL IN

•

FIRST END DIAMETER: 0.2505 INCHES NOMINAL IN

•

FIRST END STEP LENGTH: 1.765 INCHES NOMINAL IN

•

FIRST END STYLE: SQUARE (ROUND CORNERS)

•

END SIMILARITY: IDENTICAL

•

MATERIAL: ALUMINUM ALLOY

TECHNICAL CHARACTERISTICS

FIRST END WIDTH ACROSS FLATS	0.2505 INCHES NOMINAL IN
FIRST END DIAMETER	0.2505 INCHES NOMINAL IN
FIRST END STEP LENGTH	1.765 INCHES NOMINAL IN
FIRST END STYLE	SQUARE (ROUND CORNERS)
OVERALL LENGTH	1.765 INCHES NOMINAL IN
END SIMILARITY	IDENTICAL
SPECIAL FEATURES	2 CROSS DRILLED HOLES,0.086 IN DIA.,64 THREADED IN
MATERIAL	ALUMINUM ALLOY

SUBSTITUTES & CROSS-REFERENCES 2

325657PC3Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

325657Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 203645?

203645 is a 203645.

What parts can replace 203645?

There are 2 known substitutes for 203645: 325657PC3, 325657. Substitute compatibility should be verified for your specific system.

What is the NSN for 203645?

203645 is cataloged in the U.S. Government catalog under NSN 3040-00-155-5814. This indicates validated use in U.S. government and defense supply chains.

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