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ST7M254-016-2 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

ST7M254-016-2: O-RING.

The O-RING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5331-01-119-8755, 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
ST7M254-016-2
NSN: 5331-01-119-8755
FSC: 5331 — O-ring
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
Part NumberST7M254-016-2
NSN5331-01-119-8755
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: ST7M254-016-2 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
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 3
S38421-016BAK1Reference document
Same NSN cross-reference
Reference document — Secondary reference
7016MS160TSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
10163889Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 ST7M254-016-2?
ST7M254-016-2 is a O-RING.
What parts can replace ST7M254-016-2?
There are 3 known substitutes for ST7M254-016-2: S38421-016BAK1, 7016MS160T, 10163889. Substitute compatibility should be verified for your specific system.
What is the NSN for ST7M254-016-2?
ST7M254-016-2 is cataloged in the U.S. Government catalog under NSN 5331-01-119-8755. This indicates validated use in U.S. government and defense supply chains.
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