157741-13 — CIRCUIT CARD ASSEMBLY

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

157741-13: CIRCUIT CARD ASSEMBLY.

The CIRCUIT CARD ASSEMBLY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140, end_similarity: NOT IDENTICAL, overall_length: 43.687 INCHES NOMINAL IN, first_end_style: PLAIN, second_end_style: FLAT KEYWAY, special_features: THIRD STEP CONTAINS 3 KEYWAYS. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-212-7603, 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

157741-13

NSN: 3040-01-212-7603
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 05340 — LIDGERWOOD MANUFACTURING COMPANY DBA LIDGERWOOD MANUFACTURING CO DIV LIDGERWOOD MANUFACURING CO (USA)

SPECIFICATIONS

material	STEEL COMP 4140
step_quantity	8
end_similarity	NOT IDENTICAL
overall_length	43.687 INCHES NOMINAL IN
first_end_style	PLAIN
second_end_style	FLAT KEYWAY
special_features	THIRD STEP CONTAINS 3 KEYWAYS
first_end_diameter	3.9390 INCHES MINIMUM AND 3.9400 INCHES MAXIMUM IN
second_end_diameter	3.8770 INCHES MINIMUM AND 3.8780 INCHES MAXIMUM IN
largest_step_diameter	4.625 INCHES NOMINAL IN
external_keyway_length	4.875 INCHES NOMINAL SECOND END IN
second_end_keyway_depth	0.500 INCHES NOMINAL IN
NSN	3040-01-212-7603

COMPONENT DIAGRAM

KEY FEATURES

•

STEP QUANTITY: 8

•

FIRST END DIAMETER: 3.9390 INCHES MINIMUM AND 3.9400 INCHES MAXIMUM IN

•

SECOND END DIAMETER: 3.8770 INCHES MINIMUM AND 3.8780 INCHES MAXIMUM IN

•

LARGEST STEP DIAMETER: 4.625 INCHES NOMINAL IN

•

FIRST END STYLE: PLAIN

•

SECOND END KEYWAY WIDTH: 1.0000 INCHES NOMINAL IN

•

SECOND END KEYWAY DEPTH: 0.500 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

STEP QUANTITY	8
FIRST END DIAMETER	3.9390 INCHES MINIMUM AND 3.9400 INCHES MAXIMUM IN
SECOND END DIAMETER	3.8770 INCHES MINIMUM AND 3.8780 INCHES MAXIMUM IN
LARGEST STEP DIAMETER	4.625 INCHES NOMINAL IN
FIRST END STYLE	PLAIN
SECOND END KEYWAY WIDTH	1.0000 INCHES NOMINAL IN
OVERALL LENGTH	43.687 INCHES NOMINAL IN
SECOND END KEYWAY DEPTH	0.500 INCHES NOMINAL IN
END SIMILARITY	NOT IDENTICAL
SPECIAL FEATURES	THIRD STEP CONTAINS 3 KEYWAYS

SUBSTITUTES & CROSS-REFERENCES 1

157741Reference 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 157741-13?

157741-13 is a CIRCUIT CARD ASSEMBLY.

What parts can replace 157741-13?

There is 1 known substitute for 157741-13: 157741. Substitute compatibility should be verified for your specific system.

What is the NSN for 157741-13?

157741-13 is cataloged in the U.S. Government catalog under NSN 3040-01-212-7603. This indicates validated use in U.S. government and defense supply chains.

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157741-13 — CIRCUIT CARD ASSEMBLY

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