1851241 — CONNECTOR,RECEPTACLE,ELECTRICAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

1851241: CONNECTOR,RECEPTACLE,ELECTRICAL.

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, body_style: STRAIGHT SHAPE, bore_style: PLAIN BOTH ENDS, shell_type: SOLID, tooth_form: STANDARD, overall_width: 0.479 INCHES MINIMUM AND 0.509 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-118-2439, 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

1851241

NSN: 3020-00-118-2439
NIINs: 001182439, 007191029
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 03956 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY 2024 OVERALL
body_style	STRAIGHT SHAPE
bore_style	PLAIN BOTH ENDS
shell_type	SOLID
tooth_form	STANDARD
overall_width	0.479 INCHES MINIMUM AND 0.509 INCHES MAXIMUM IN
terminal_type	SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
overall_height	0.683 INCHES MAXIMUM IN
overall_length	1.526 INCHES MINIMUM AND 1.556 INCHES MAXIMUM IN
pitch_diameter	1.2490 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN
pressure_angle	20.0000 DEGREES
shell_material	STEEL
NSN	3020-00-118-2439

COMPONENT DIAGRAM

KEY FEATURES

•

BORE NOMINAL DIAMETER: 0.187 INCHES BOTH ENDS IN

•

HUB NOMINAL DIAMETER: 0.375 INCHES FIRST END IN

•

TEETH QUANTITY: 120

•

BODY STYLE: PLAIN, SOLID

•

BORE STYLE: PLAIN BOTH ENDS

•

NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END: 0.218 INCHES FIRST END IN

•

PRECISION CLASSIFICATION: QUALITY NUMBER 10 OR QUALITY NUMBER 11

•

STYLE DESIGNATOR: PROTRUDING HUB

TECHNICAL CHARACTERISTICS

BORE NOMINAL DIAMETER	0.187 INCHES BOTH ENDS IN
HUB NOMINAL DIAMETER	0.375 INCHES FIRST END IN
TEETH QUANTITY	120
BODY STYLE	PLAIN, SOLID
BORE STYLE	PLAIN BOTH ENDS
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END	0.218 INCHES FIRST END IN
PRECISION CLASSIFICATION	QUALITY NUMBER 10 OR QUALITY NUMBER 11
STYLE DESIGNATOR	PROTRUDING HUB
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-200/3,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
PITCH DIAMETER	1.2490 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN

SUBSTITUTES & CROSS-REFERENCES 3

E25A120Reference document

Same NSN cross-reference

Reference document — Secondary reference

1876537REVHPC54Reference document

Same NSN cross-reference

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

555-120Reference document

Same NSN cross-reference

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

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 1851241?

1851241 is a CONNECTOR,RECEPTACLE,ELECTRICAL.

What parts can replace 1851241?

There are 3 known substitutes for 1851241: E25A120, 1876537REVHPC54, 555-120. Substitute compatibility should be verified for your specific system.

What is the NSN for 1851241?

1851241 is cataloged in the U.S. Government catalog under NSN 3020-00-118-2439. This indicates validated use in U.S. government and defense supply chains.

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1851241 — CONNECTOR,RECEPTACLE,ELECTRICAL

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