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Technical Data Sheet
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153618 — NOSE,GUARD

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

153618: NOSE,GUARD.

The NOSE,GUARD is a the manufacturer industrial component. Key specifications include end_item_identification: OC-20/WSQ-43U, part_name_assigned_by_controlling_agency: NOSE,GUARD. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-663-0041, 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
153618
NSN: 5340-00-663-0041
NIINs: 006630041, 016280542
FSC: 5340 — Hardware, Commercial
CAGE: 29510 — KOMATSU AMERICAN INTL CO (USA)
SPECIFICATIONS
end_item_identificationOC-20/WSQ-43U
part_name_assigned_by_controlling_agencyNOSE,GUARD
NSN5340-00-663-0041
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 153618 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
•
HANDLE TYPE: RING
•
MOUNTING HOLE QUANTITY: 3
•
FSC APPLICATION DATA: FASTENER CYLINDER,SPRING LOADED VEHICULAR
•
MOUNTING END TYPE: PLATE
•
LENGTH: 5.156 INCHES NOMINAL EFFECTIVE FREE LENGTH IN
•
MOUNTING POSITION FOR WHICH DESIGNED: VERTICAL
•
DIAMETER: 0.203 INCHES NOMINAL MOUNTING HOLE IN
•
ENGAGING END TYPE: HOOK
TECHNICAL CHARACTERISTICS
HANDLE TYPERING
MOUNTING HOLE QUANTITY3
FSC APPLICATION DATAFASTENER CYLINDER,SPRING LOADED VEHICULAR
MOUNTING END TYPEPLATE
LENGTH5.156 INCHES NOMINAL EFFECTIVE FREE LENGTH IN
MOUNTING POSITION FOR WHICH DESIGNEDVERTICAL
DIAMETER0.203 INCHES NOMINAL MOUNTING HOLE IN
ENGAGING END TYPEHOOK
SPECIAL FEATURESNON-ADJUSTABLE;PAINTED FEATURE-NOT INCLUDED;CATCH-NOT INCLUDED
MOUNTING CONFIGURATION2 HOLES SPACED 1-1/2 IN. C TO C 1 HOLE SPACED 1-1/4 IN. FROM EITHER OF OTHER TWO HOLES IN
SUBSTITUTES & CROSS-REFERENCES 2
LCX00-1795Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
9123418Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 153618?
153618 is a NOSE,GUARD.
What parts can replace 153618?
There are 2 known substitutes for 153618: LCX00-1795, 9123418. Substitute compatibility should be verified for your specific system.
What is the NSN for 153618?
153618 is cataloged in the U.S. Government catalog under NSN 5340-00-663-0041. 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.