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175-7894 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

175-7894: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE NITRILE, temp_rating: -40.0 CELSIUS AND 100.0 CELSIUS DEGC, outside_diameter: 2.637 INCHES NOMINAL IN, special_features: SEALING MATERIAL IS RUBBER, center_hole_diameter: 2.359 INCHES NOMINAL IN, cross-sectional_diameter: 0.139 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-706-5320, 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
175-7894
NSN: 5331-01-706-5320
FSC: 5331 — O-ring
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE NITRILE
temp_rating-40.0 CELSIUS AND 100.0 CELSIUS DEGC
outside_diameter2.637 INCHES NOMINAL IN
special_featuresSEALING MATERIAL IS RUBBER
center_hole_diameter2.359 INCHES NOMINAL IN
cross-sectional_diameter0.139 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyO-RING SEAL
NSN5331-01-706-5320
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 175-7894 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
•
TEMP RATING: -40.0 CELSIUS AND 100.0 CELSIUS DEGC
•
OUTSIDE DIAMETER: 2.637 INCHES NOMINAL IN
•
COLOR: BLUE
•
CENTER HOLE DIAMETER: 2.359 INCHES NOMINAL IN
•
MATERIAL: RUBBER BUTADIENE NITRILE
•
CROSS-SECTIONAL DIAMETER: 0.139 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
TEMP RATING-40.0 CELSIUS AND 100.0 CELSIUS DEGC
OUTSIDE DIAMETER2.637 INCHES NOMINAL IN
COLORBLUE
SPECIAL FEATURESSEALING MATERIAL IS RUBBER
CENTER HOLE DIAMETER2.359 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYO-RING SEAL
MATERIALRUBBER BUTADIENE NITRILE
CROSS-SECTIONAL DIAMETER0.139 INCHES NOMINAL IN
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 175-7894?
175-7894 is a O-RING.
What is the NSN for 175-7894?
175-7894 is cataloged in the U.S. Government catalog under NSN 5331-01-706-5320. 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.