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BM2258-2 — COUPLING,WIRE ROPE,QUICK DISCONN

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

BM2258-2: COUPLING,WIRE ROPE,QUICK DISCONN.

COUPLING,WIRE ROPE,QUICK DISCONN. Key specifications include material: STEEL COMP 305 OR STEEL COMP 303SE, overall_length: 1.220 INCHES NOMINAL IN, outside_diameter: 0.422 INCHES NOMINAL IN, style_designator: SPRING TYPE, surface_treatment: PASSIVATE, accommodated_material_diameter: 0.062 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4030-00-489-1851, 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
BM2258-2
NSN: 4030-00-489-1851
FSC: 4030 — Fittings for Rope, Cable, and Chain
CAGE: 22277 — BELL-MEMPHIS INC (USA)
SPECIFICATIONS
materialSTEEL COMP 305 OR STEEL COMP 303SE
overall_length1.220 INCHES NOMINAL IN
outside_diameter0.422 INCHES NOMINAL IN
style_designatorSPRING TYPE
surface_treatmentPASSIVATE
accommodated_material_diameter0.062 INCHES NOMINAL IN
material_document_and_classification66 FED STD ALL MATERIAL RESPONSES
NSN4030-00-489-1851
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COUPLING,WIRE ROPE,QUICK DISCONN TITLE COMPONENT PN BM2258-2 MFR COUPLING,WIRE ROPE,QUI
KEY FEATURES
•
OUTSIDE DIAMETER: 0.422 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SPRING TYPE
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES
•
ACCOMMODATED MATERIAL DIAMETER: 0.062 INCHES NOMINAL IN
•
SURFACE TREATMENT: PASSIVATE
•
MATERIAL: STEEL COMP 305 OR STEEL COMP 303SE
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER0.422 INCHES NOMINAL IN
STYLE DESIGNATORSPRING TYPE
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES
OVERALL LENGTH1.220 INCHES NOMINAL IN
ACCOMMODATED MATERIAL DIAMETER0.062 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE
MATERIALSTEEL COMP 305 OR STEEL COMP 303SE
OTHER ITEMS IN FSC 4030 — Fittings for Rope, Cable, and Chain
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4030-00-001-5120 4030-00-001-9591 4030-00-001-9952 4030-00-001-9953 4030-00-003-0385 4030-00-003-1512 4030-00-003-1801 4030-00-003-4166
SUBSTITUTES & CROSS-REFERENCES 2
DCBL402Reference document
Same NSN cross-reference
Reference document — Secondary reference
RA2258-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is BM2258-2?
BM2258-2 is a COUPLING,WIRE ROPE,QUICK DISCONN.
What parts can replace BM2258-2?
There are 2 known substitutes for BM2258-2: DCBL402, RA2258-2. Substitute compatibility should be verified for your specific system.
What is the NSN for BM2258-2?
BM2258-2 is cataloged in the U.S. Government catalog under NSN 4030-00-489-1851. 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.