580-6641123-3015 — HOOK,CHAIN,S

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

580-6641123-3015: HOOK,CHAIN,S.

The HOOK,CHAIN,S is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304, inside_length: 1.900 INCHES NOMINAL IN, special_features: UPPER LOOP IS CLOSED AT TIME OF ASSEMBLY. PART OF EXTERNAL COUNTERMEASURE LAUNCHER HANDLING GEAR, style_designator: OPEN ENDS, material_diameter: 0.250 INCHES NOMINAL IN, end_item_identification: SEAWOLF CLASS SSN.

This part is cataloged in the U.S. Government catalog under NSN 4030-01-486-7727, 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

580-6641123-3015

NSN: 4030-01-486-7727
FSC: 4030 — Fittings for Rope, Cable, and Chain
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)

SPECIFICATIONS

material	STEEL COMP 304
inside_length	1.900 INCHES NOMINAL IN
special_features	UPPER LOOP IS CLOSED AT TIME OF ASSEMBLY. PART OF EXTERNAL COUNTERMEASURE LAUNCHER HANDLING GEAR
style_designator	OPEN ENDS
material_diameter	0.250 INCHES NOMINAL IN
end_item_identification	SEAWOLF CLASS SSN
lower_loop_inside_diameter	0.600 INCHES NOMINAL IN
upper_loop_inside_diameter	0.600 INCHES NOMINAL IN
material_document_and_classification	QQ-S-763, CL-304, COND-B FED SPEC SINGLE MATERIAL RESPONSE
NSN	4030-01-486-7727

COMPONENT DIAGRAM

KEY FEATURES

•

INSIDE LENGTH: 1.900 INCHES NOMINAL IN

•

MATERIAL DIAMETER: 0.250 INCHES NOMINAL IN

•

STYLE DESIGNATOR: OPEN ENDS

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763, CL-304, COND-B FED SPEC SINGLE MATERIAL RESPONSE

•

LOWER LOOP INSIDE DIAMETER: 0.600 INCHES NOMINAL IN

•

UPPER LOOP INSIDE DIAMETER: 0.600 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

INSIDE LENGTH	1.900 INCHES NOMINAL IN
MATERIAL DIAMETER	0.250 INCHES NOMINAL IN
STYLE DESIGNATOR	OPEN ENDS
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763, CL-304, COND-B FED SPEC SINGLE MATERIAL RESPONSE
LOWER LOOP INSIDE DIAMETER	0.600 INCHES NOMINAL IN
UPPER LOOP INSIDE DIAMETER	0.600 INCHES NOMINAL IN
SPECIAL FEATURES	UPPER LOOP IS CLOSED AT TIME OF ASSEMBLY. PART OF EXTERNAL COUNTERMEASURE LAUNCHER HANDLING GEAR
END ITEM IDENTIFICATION	SEAWOLF CLASS SSN
MATERIAL	STEEL COMP 304

SUBSTITUTES & CROSS-REFERENCES 2

580-6641123-ECHG-B2-43Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

6641123Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

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 580-6641123-3015?

580-6641123-3015 is a HOOK,CHAIN,S.

What parts can replace 580-6641123-3015?

There are 2 known substitutes for 580-6641123-3015: 580-6641123-ECHG-B2-43, 6641123. Substitute compatibility should be verified for your specific system.

What is the NSN for 580-6641123-3015?

580-6641123-3015 is cataloged in the U.S. Government catalog under NSN 4030-01-486-7727. This indicates validated use in U.S. government and defense supply chains.

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