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153-4906 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

153-4906: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include part_name_assigned_by_controlling_agency: CALIBRATOR KIT VENTILATOR WITHOUT LAPTOP. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-507-7916, 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
153-4906
NSN: 5331-01-507-7916
NIINs: 015077916, 016775459
FSC: 5331 — O-ring
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
part_name_assigned_by_controlling_agencyCALIBRATOR KIT VENTILATOR WITHOUT LAPTOP
NSN5331-01-507-7916
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 153-4906 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
•
CENTER HOLE DIAMETER: 11.89 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESNHA IS A 151-7197 PUMP AND MTG GP-UNIT INJ HYD FUEL SYS
CENTER HOLE DIAMETER11.89 MILLIMETERS NOMINAL MM
PART NAME ASSIGNED BY CONTROLLING AGENCYSEAL O-RING
END ITEM IDENTIFICATION2320-01-447-6345 CHASSIS, TRUCK
SUBSTITUTES & CROSS-REFERENCES 1
17KP383Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 153-4906?
153-4906 is a O-RING.
What parts can replace 153-4906?
There is 1 known substitute for 153-4906: 17KP383. Substitute compatibility should be verified for your specific system.
What is the NSN for 153-4906?
153-4906 is cataloged in the U.S. Government catalog under NSN 5331-01-507-7916. 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.