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HL3389PC81 — PIN,PISTON

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

HL3389PC81: PIN,PISTON.

The PIN,PISTON is a the manufacturer industrial component. Key specifications include radius: 0.063 INCHES NOMINAL IN, material: STEEL, body_style: RADII ENDS, bore_style: STRAIGHT-THRU BORE, body_length: 4.7500 INCHES NOMINAL IN, bore_diameter: 0.8750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4310-00-277-3446, 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
HL3389PC81
NSN: 4310-00-277-3446
FSC: 4310 — Compressors and Vacuum Pumps
CAGE: 93236 — DRESSER-RAND CO WORTHINGTON COMPRESSOR OPN A JOINT VENTURE (USA)
SPECIFICATIONS
radius0.063 INCHES NOMINAL IN
materialSTEEL
body_styleRADII ENDS
bore_styleSTRAIGHT-THRU BORE
body_length4.7500 INCHES NOMINAL IN
bore_diameter0.8750 INCHES NOMINAL IN
outside_diameter1.43650 INCHES MINIMUM AND 1.43750 INCHES MAXIMUM IN
fsc_application_dataAIR COMPRESSOR
casehardening_indicatorCASEHARDENED
material_document_and_classificationMIL-S-890, CLASS AC MIL SPEC SINGLE MATERIAL RESPONSE
NSN4310-00-277-3446
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PIN,PISTON TITLE COMPONENT PN HL3389PC81 MFR PIN,PISTON
KEY FEATURES
•
FSC APPLICATION DATA: AIR COMPRESSOR
•
BODY STYLE: RADII ENDS
•
RADIUS: 0.063 INCHES NOMINAL IN
•
BORE STYLE: STRAIGHT-THRU BORE
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-890, CLASS AC MIL SPEC SINGLE MATERIAL RESPONSE
•
OUTSIDE DIAMETER: 1.43650 INCHES MINIMUM AND 1.43750 INCHES MAXIMUM IN
•
BODY LENGTH: 4.7500 INCHES NOMINAL IN
•
CASEHARDENING INDICATOR: CASEHARDENED
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAAIR COMPRESSOR
BODY STYLERADII ENDS
RADIUS0.063 INCHES NOMINAL IN
BORE STYLESTRAIGHT-THRU BORE
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-890, CLASS AC MIL SPEC SINGLE MATERIAL RESPONSE
OUTSIDE DIAMETER1.43650 INCHES MINIMUM AND 1.43750 INCHES MAXIMUM IN
BODY LENGTH4.7500 INCHES NOMINAL IN
CASEHARDENING INDICATORCASEHARDENED
BORE DIAMETER0.8750 INCHES NOMINAL IN
MATERIALSTEEL
OTHER ITEMS IN FSC 4310 — Compressors and Vacuum Pumps
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4310-00-000-0050 4310-00-001-0059 4310-00-001-2044 4310-00-001-3477 4310-00-001-3493 4310-00-001-6194 4310-00-001-6381 4310-00-001-7755
SUBSTITUTES & CROSS-REFERENCES 9
10824NReference document
Same NSN cross-reference
Reference document — Design control — primary reference
P1N41Reference document
Same NSN cross-reference
Reference document — Secondary reference
HL3384PC81Reference document
Same NSN cross-reference
Reference document — Secondary reference
HL3407PC81Reference document
Same NSN cross-reference
Reference document — Secondary reference
HL4494PC81Reference document
Same NSN cross-reference
Reference document — Secondary reference
HL3392PC81Reference document
Same NSN cross-reference
Reference document — Secondary 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 HL3389PC81?
HL3389PC81 is a PIN,PISTON.
What parts can replace HL3389PC81?
There are 9 known substitutes for HL3389PC81: 10824N, P1N41, HL3384PC81 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for HL3389PC81?
HL3389PC81 is cataloged in the U.S. Government catalog under NSN 4310-00-277-3446. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.