1661A2 — ADAPTER,QUICK CONNECT AND DISCON

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

1661A2: ADAPTER,QUICK CONNECT AND DISCON.

ADAPTER,QUICK CONNECT AND DISCON. Key specifications include material: PLASTIC BODY, thread_length: 0.3125 INCHES NOMINAL IN, mounting_method: BOLT, handle_clearance: 1.625 INCHES NOMINAL IN, style_designator: RECTANGULAR, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 4220-01-360-4436, 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

1661A2

NSN: 4220-01-360-4436
NIINs: 013604436, 016585689
FSC: 4220 — Marine Lifesaving and Diving Equipment
CAGE: 81718 — OPW FUELING COMPONENTS INC. DIV OPW FUELING COMPONENTS (USA)

SPECIFICATIONS

material	PLASTIC BODY
thread_length	0.3125 INCHES NOMINAL IN
mounting_method	BOLT
handle_clearance	1.625 INCHES NOMINAL IN
style_designator	RECTANGULAR
thread_direction	RIGHT-HAND
thread_quantity_per_inch	18
thread_series_designator	UNIFIED NATIONAL COARSE (UNC)
mounting_facility_diameter	0.3125 INCHES NOMINAL IN
mounting_facility_quantity	2
center_to_center_distance_between_mounting_facilities_parallel_to_length	4.625 INCHES NOMINAL IN
NSN	4220-01-360-4436

COMPONENT DIAGRAM

KEY FEATURES

•

GENERAL CHARACTERISTICS ITEM DESCRIPTION: ALUMINUM;ONE END 2.0 IN. THREADED INTERNAL NPT;CONTAINS SPRING LOADED DISK TO PREVENT FLOW WHEN DISCONNECTED IN

TECHNICAL CHARACTERISTICS

GENERAL CHARACTERISTICS ITEM DESCRIPTION	ALUMINUM;ONE END 2.0 IN. THREADED INTERNAL NPT;CONTAINS SPRING LOADED DISK TO PREVENT FLOW WHEN DISCONNECTED IN
END ITEM IDENTIFICATION	4930-01-274-0021

SUBSTITUTES & CROSS-REFERENCES 3

1611AN-AL20-ANODSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

1661AN-0200Reference document

Same NSN cross-reference

Reference document — Secondary reference

1661AN-K201Reference 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 1661A2?

1661A2 is a ADAPTER,QUICK CONNECT AND DISCON.

What parts can replace 1661A2?

There are 3 known substitutes for 1661A2: 1611AN-AL20-ANOD, 1661AN-0200, 1661AN-K201. Substitute compatibility should be verified for your specific system.

What is the NSN for 1661A2?

1661A2 is cataloged in the U.S. Government catalog under NSN 4220-01-360-4436. This indicates validated use in U.S. government and defense supply chains.

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1661A2 — ADAPTER,QUICK CONNECT AND DISCON

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