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1860835-1 — CLAMP,SYNCHRO

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1860835-1: CLAMP,SYNCHRO.

The CLAMP,SYNCHRO is a the manufacturer industrial component. Key specifications include width: 0.292 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN, height: 0.303 INCHES NOMINAL IN, length: 1.344 INCHES NOMINAL IN, material: STEEL COMP 302, hole_diameter: 0.177 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN, furnished_items: LOCKNUT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-178-8597, 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
1860835-1
NSN: 5340-01-178-8597
FSC: 5340 — Hardware, Commercial
CAGE: 55972 — HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS (USA)
SPECIFICATIONS
width0.292 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN
height0.303 INCHES NOMINAL IN
length1.344 INCHES NOMINAL IN
materialSTEEL COMP 302
hole_diameter0.177 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
furnished_itemsLOCKNUT
surface_treatmentPASSIVATE
material_document_and_classificationMIL-S-5059,COND A MIL SPEC SINGLE MATERIAL RESPONSE
surface_treatment_document_and_classificationMIL-STD-171,FINISH 5.4.1 MIL STD SINGLE TREATMENT RESPONSE
NSN5340-01-178-8597
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1860835-1 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
LENGTH: 1.344 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-STD-171,FINISH 5.4.1 MIL STD SINGLE TREATMENT RESPONSE
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-5059,COND A MIL SPEC SINGLE MATERIAL RESPONSE
•
HEIGHT: 0.303 INCHES NOMINAL IN
•
SURFACE TREATMENT: PASSIVATE
•
WIDTH: 0.292 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 302
•
FURNISHED ITEMS: LOCKNUT
TECHNICAL CHARACTERISTICS
LENGTH1.344 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-STD-171,FINISH 5.4.1 MIL STD SINGLE TREATMENT RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5059,COND A MIL SPEC SINGLE MATERIAL RESPONSE
HEIGHT0.303 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE
WIDTH0.292 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN
MATERIALSTEEL COMP 302
FURNISHED ITEMSLOCKNUT
HOLE DIAMETER0.177 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 1
65A132C102Reference document
Same NSN cross-reference
Reference document — Vendor item drawing 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 1860835-1?
1860835-1 is a CLAMP,SYNCHRO.
What parts can replace 1860835-1?
There is 1 known substitute for 1860835-1: 65A132C102. Substitute compatibility should be verified for your specific system.
What is the NSN for 1860835-1?
1860835-1 is cataloged in the U.S. Government catalog under NSN 5340-01-178-8597. 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.