3H881 — RING,PISTON

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

3H881: RING,PISTON.

The RING,PISTON is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, head_height: 0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.597 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN, fastener_length: 0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN, hardness_rating: 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 2815-00-656-7023, 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

3H881

NSN: 2815-00-656-7023
NIINs: 006567023, 007168192
FSC: 2815 — Diesel Engines and Components
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)

SPECIFICATIONS

head_style	HEXAGON
head_height	0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN
thread_class	2A A
thread_length	0.597 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
fastener_length	0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
hardness_rating	25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
thread_direction	RIGHT-HAND
surface_treatment	CADMIUM AND CHROMATE OVERALL
width_between_flats	0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
nominal_thread_diameter	0.500 INCHES IN
minimum_tensile_strength	120000 POUNDS PER SQUARE INCH LBS
thread_quantity_per_inch	20
NSN	2815-00-656-7023

COMPONENT DIAGRAM

SUBSTITUTES & CROSS-REFERENCES 3

MILE11276Reference document

Same NSN cross-reference

Reference document — Identification reference

IPD3H0881Reference document

Same NSN cross-reference

Reference document — Secondary reference

QPL11276Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 3H881?

3H881 is a RING,PISTON.

What parts can replace 3H881?

There are 3 known substitutes for 3H881: MILE11276, IPD3H0881, QPL11276. Substitute compatibility should be verified for your specific system.

What is the NSN for 3H881?

3H881 is cataloged in the U.S. Government catalog under NSN 2815-00-656-7023. This indicates validated use in U.S. government and defense supply chains.

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3H881 — RING,PISTON

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