12508510 — PISTON,INTERNAL COMBUSTION ENGIN

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

12508510: PISTON,INTERNAL COMBUSTION ENGIN.

PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include material: STEEL COMP 4140 OVERALL, thread_class: 2B, thread_length: 1.000 INCHES NOMINAL IN, first_end_style: CHAMFERED W/THREADED BORE, thread_direction: RIGHT-HAND, surface_treatment: CHROMATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 2815-01-532-4803, 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

12508510

NSN: 2815-01-532-4803
NIINs: 015324803, 016033375
FSC: 2815 — Diesel Engines and Components
CAGE: 7041B — URO VEHICULOS ESPECIALES SA (ESP)

SPECIFICATIONS

material	STEEL COMP 4140 OVERALL
thread_class	2B
thread_length	1.000 INCHES NOMINAL IN
first_end_style	CHAMFERED W/THREADED BORE
special_features	EXTERNALLY THREADED END HAS A UNTHREADED SECTION .115 INCHES IN LENGTH WITH A .030 INCH RADIUS NEXT TO THE MAJOR DIAMETER (SHOULDER) IN
thread_direction	RIGHT-HAND
surface_treatment	CHROMATE OVERALL
pin_overall_length	2.630 INCHES NOMINAL IN
nominal_thread_size	0.500 INCHES IN
pin_overall_diameter	1.750 INCHES NOMINAL IN
first_end_taper_length	0.180 INCHES NOMINAL IN
second_end_taper_angle	45.0 DEGREES NOMINAL
NSN	2815-01-532-4803

COMPONENT DIAGRAM

TECHNICAL CHARACTERISTICS

END ITEM IDENTIFICATION

ENGINE,DIESEL MDL MO256K43.

SUBSTITUTES & CROSS-REFERENCES 1

2178513/9Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

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 12508510?

12508510 is a PISTON,INTERNAL COMBUSTION ENGIN.

What parts can replace 12508510?

There is 1 known substitute for 12508510: 2178513/9. Substitute compatibility should be verified for your specific system.

What is the NSN for 12508510?

12508510 is cataloged in the U.S. Government catalog under NSN 2815-01-532-4803. This indicates validated use in U.S. government and defense supply chains.

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12508510 — PISTON,INTERNAL COMBUSTION ENGIN

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