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B737 ITEM 18 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

B737 ITEM 18: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include end_item_identification: MANIFOLD ASSEMBLY, criticality_code_justification: ZZZY, reference_number_differentiating_characteristics: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-619-6295, 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
B737 ITEM 18
NSN: 5331-01-619-6295
FSC: 5331 — O-ring
CAGE: 78357 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV QUICK COUPLER DIVISION (USA)
SPECIFICATIONS
end_item_identificationMANIFOLD ASSEMBLY
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
NSN5331-01-619-6295
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: B737 ITEM 18 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
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONZZZY
END ITEM IDENTIFICATIONMANIFOLD ASSEMBLY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES 7
H547-0001-B737 ITEM 18Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
00908-75-00-01CPSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
7383858-B737 ITEM 18Reference document
Same NSN cross-reference
Reference document — Secondary reference
B737 ITEM 18CPSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
00908-75-00-01Reference document
Same NSN cross-reference
Reference document — Secondary reference
H547-0001-B737 ITEM 18CPSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 B737 ITEM 18?
B737 ITEM 18 is a O-RING.
What parts can replace B737 ITEM 18?
There are 7 known substitutes for B737 ITEM 18: H547-0001-B737 ITEM 18, 00908-75-00-01CP, 7383858-B737 ITEM 18 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B737 ITEM 18?
B737 ITEM 18 is cataloged in the U.S. Government catalog under NSN 5331-01-619-6295. This indicates validated use in U.S. government and defense supply chains.
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