98977 — VALVE,PISTON

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

98977: VALVE,PISTON.

The VALVE,PISTON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_diameter: 1.3300 INCHES NOMINAL IN, overall_width: 0.3900 INCHES NOMINAL IN, surface_finish: GROUND, special_features: SPHERICAL ROLLERS, overall_outside_diameter: 1.7515 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 1660-00-011-9837, 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

98977

NSN: 1660-00-011-9837
NIINs: 000119837, 001591359
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)

SPECIFICATIONS

material	STEEL OVERALL
bore_diameter	1.3300 INCHES NOMINAL IN
overall_width	0.3900 INCHES NOMINAL IN
surface_finish	GROUND
special_features	SPHERICAL ROLLERS
overall_outside_diameter	1.7515 INCHES NOMINAL IN
standard_tolerance_designation	RBEC NO.1
NSN	1660-00-011-9837

COMPONENT DIAGRAM

SUBSTITUTES & CROSS-REFERENCES 1

705105-1Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 98977?

98977 is a VALVE,PISTON.

What parts can replace 98977?

There is 1 known substitute for 98977: 705105-1. Substitute compatibility should be verified for your specific system.

What is the NSN for 98977?

98977 is cataloged in the U.S. Government catalog under NSN 1660-00-011-9837. This indicates validated use in U.S. government and defense supply chains.

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98977 — VALVE,PISTON

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