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74553F01 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

74553F01: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include end_item_identification: DIESEL ENGINE. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-138-5522, 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
74553F01
NSN: 5331-01-138-5522
NIINs: 011385522, 014110035
FSC: 5331 — O-ring
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
end_item_identificationDIESEL ENGINE
NSN5331-01-138-5522
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 74553F01 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
•
CROSS-SECTIONAL HEIGHT: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 2.990 INCHES MINIMUM AND 3.050 INCHES MAXIMUM IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 125 MAXIMUM
•
CENTER HOLE DIAMETER: 2.590 INCHES MINIMUM AND 2.610 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SILICONE CLASS Q
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
OUTSIDE DIAMETER2.990 INCHES MINIMUM AND 3.050 INCHES MAXIMUM IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE125 MAXIMUM
CENTER HOLE DIAMETER2.590 INCHES MINIMUM AND 2.610 INCHES MAXIMUM IN
MATERIALRUBBER SILICONE CLASS Q
SUBSTITUTES & CROSS-REFERENCES 6
AS3582-334Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
MS9068-334Reference document
Same NSN cross-reference
Reference document — Secondary reference
S0604 2-334Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2-334 S604-70Reference document
Same NSN cross-reference
Reference document — Secondary reference
SAE-AS3582Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
2-334S604-7Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 74553F01?
74553F01 is a O-RING.
What parts can replace 74553F01?
There are 6 known substitutes for 74553F01: AS3582-334, MS9068-334, S0604 2-334 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 74553F01?
74553F01 is cataloged in the U.S. Government catalog under NSN 5331-01-138-5522. 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.