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547A003100 — LOCK RING

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

547A003100: LOCK RING.

The LOCK RING is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: MATERIAL,STEEL,MIL-T-8506,CL 304 FINISH PASSIVATE; 63 MICROINCH ALL SURFACES; 1.625 IN. OD; 0.250 THK IN.

This part is cataloged in the U.S. Government catalog under NSN 2040-00-896-6591, 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
547A003100
NSN: 2040-00-896-6591
FSC: 2040 — Marine Hardware and Hull Items
CAGE: 4N133 — CHATHAM PRECISION INC (USA)
SPECIFICATIONS
general_characteristics_item_descriptionMATERIAL,STEEL,MIL-T-8506,CL 304 FINISH PASSIVATE; 63 MICROINCH ALL SURFACES; 1.625 IN. OD; 0.250 THK IN
NSN2040-00-896-6591
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LOCK RING TITLE COMPONENT PN 547A003100 MFR LOCK RING
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: MATERIAL,STEEL,MIL-T-8506,CL 304 FINISH PASSIVATE; 63 MICROINCH ALL SURFACES; 1.625 IN. OD; 0.250 THK IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONMATERIAL,STEEL,MIL-T-8506,CL 304 FINISH PASSIVATE; 63 MICROINCH ALL SURFACES; 1.625 IN. OD; 0.250 THK IN
OTHER ITEMS IN FSC 2040 — Marine Hardware and Hull Items
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2040-00-003-6975 2040-00-004-4739 2040-00-007-1136 2040-00-008-4790 2040-00-008-4792 2040-00-008-9796 2040-00-008-9797 2040-00-008-9798
SUBSTITUTES & CROSS-REFERENCES 2
003100Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
A547-659Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 547A003100?
547A003100 is a LOCK RING.
What parts can replace 547A003100?
There are 2 known substitutes for 547A003100: 003100, A547-659. Substitute compatibility should be verified for your specific system.
What is the NSN for 547A003100?
547A003100 is cataloged in the U.S. Government catalog under NSN 2040-00-896-6591. 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.