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Technical Data Sheet
PartsTable / COMPONENT / 1/8-2
1/8-2 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The 1/8-2 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-860-6426, 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
1/8-2
NSN: 5340-00-860-6426
FSC: 5340
CAGE: 83298 — ALLIED SIGNAL INC AEROSPACE EQUIPMENT SYSTEMS EATONTOWN SITE (USA)
SPECIFICATIONS
Part Number1/8-2
NSN5340-00-860-6426
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1/8-2 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
KEY FEATURES
•
STYLE DESIGNATOR: SINGLE LOOP
•
MATERIAL: PLASTIC POLYAMIDE NYLON BAND
•
DISTANCE FROM LOOP CENTER TO TONGUE END: 0.563 INCHES MINIMUM AND 0.626 INCHES MAXIMUM IN
•
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE: 0.375 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.035 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN
•
LOOP INSIDE DIAMETER: 0.170 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
DIAMETER: 0.163 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORSINGLE LOOP
MATERIALPLASTIC POLYAMIDE NYLON BAND
OVERALL WIDTH0.375 INCHES NOMINAL IN
DISTANCE FROM LOOP CENTER TO TONGUE END0.563 INCHES MINIMUM AND 0.626 INCHES MAXIMUM IN
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE0.375 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
MATERIAL THICKNESS0.035 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN
LOOP INSIDE DIAMETER0.170 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
DIAMETER0.163 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN
TONGUE HOLE TYPEROUND, UNTHREADED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
182Upgraded Successor
successor cross-reference
successor
1530475-3Interchangeable
Same NIIN cross-reference
interchangeable
HP3NG1Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1/8-2?
1/8-2 is a 1/8-2.
What parts can replace 1/8-2?
There are 3 known substitutes for 1/8-2: 182, 1530475-3, HP3NG1. Substitute compatibility should be verified for your specific system.
What is the NSN for 1/8-2?
1/8-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-860-6426. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026