681X4 — CONNECTOR,RECEPTACLE,ELECTRICAL

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

681X4: CONNECTOR,RECEPTACLE,ELECTRICAL.

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include material: COPPER ALLOY OVERALL, thread_class: 2A FIRST END A, connection_type: THREADED EXTERNAL PIPE SECOND END, connection_style: COMPRESSION (TUBE) FIRST END, special_features: CAPTIVE SLEEVE, nominal_thread_size: 0.438 INCHES FIRST END IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-618-2952, 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

681X4

NSN: 4730-00-618-2952
NIINs: 006182952, 012195019
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 79470 — DANA CORP WEATHERHEAD DIV (USA)

SPECIFICATIONS

material	COPPER ALLOY OVERALL
thread_class	2A FIRST END A
connection_type	THREADED EXTERNAL PIPE SECOND END
connection_style	COMPRESSION (TUBE) FIRST END
special_features	CAPTIVE SLEEVE
nominal_thread_size	0.438 INCHES FIRST END IN
seat_nominal_radius	0.063 INCHES FIRST END IN
maximum_operating_temp	250.0 FAHRENHEIT SINGLE RESPONSE DEGF
nominal_overall_length	1.100 INCHES IN
thread_quantity_per_inch	24 FIRST END
thread_series_designator	NPTF SECOND END
furnished_items_and_quantity	1 SHORT COUPLING NUT AND 1 COMPRESSION SLEEVE
NSN	4730-00-618-2952

COMPONENT DIAGRAM

KEY FEATURES

•

FURNISHED ITEMS AND QUANTITY: 1 SHORT COUPLING NUT AND 1 COMPRESSION SLEEVE

•

CONNECTION STYLE: COMPRESSION (TUBE) FIRST END

•

SEAT NOMINAL RADIUS: 0.063 INCHES FIRST END IN

•

NOMINAL OVERALL LENGTH: 1.100 INCHES IN

•

CONNECTION TYPE: THREADED EXTERNAL PIPE SECOND END

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-626,COMP 22,1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL

TECHNICAL CHARACTERISTICS

FURNISHED ITEMS AND QUANTITY	1 SHORT COUPLING NUT AND 1 COMPRESSION SLEEVE
CONNECTION STYLE	COMPRESSION (TUBE) FIRST END
CONNECTION STYLE	PLAIN (PIPE) SECOND END
SEAT NOMINAL RADIUS	0.063 INCHES FIRST END IN
NOMINAL OVERALL LENGTH	1.100 INCHES IN
CONNECTION TYPE	THREADED EXTERNAL PIPE SECOND END
CONNECTION TYPE	THREADED EXTERNAL TUBE FIRST END
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-B-626,COMP 22,1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.250 INCHES FIRST END IN
NOMINAL THREAD SIZE	0.125 INCHES SECOND END IN

SUBSTITUTES & CROSS-REFERENCES 4

9956273Reference document

Same NSN cross-reference

Reference document — Secondary reference

9231887Reference document

Same NSN cross-reference

Reference document — Secondary reference

68CA-4-2Reference document

Same NSN cross-reference

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

4730006182952Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 681X4?

681X4 is a CONNECTOR,RECEPTACLE,ELECTRICAL.

What parts can replace 681X4?

There are 4 known substitutes for 681X4: 9956273, 9231887, 68CA-4-2 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 681X4?

681X4 is cataloged in the U.S. Government catalog under NSN 4730-00-618-2952. This indicates validated use in U.S. government and defense supply chains.

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681X4 — CONNECTOR,RECEPTACLE,ELECTRICAL

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