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Technical Data Sheet
PartsTable / COMPONENT / 816182-3
816182-3 ✓ 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 STANDOFF,PLAIN,SNAP-IN is a the manufacturer industrial component. Key specifications include length: 0.300 INCHES NOMINAL IN, style_designator: PROJECTION BOTH ENDS RIGHT EXTERNAL THREAD, left_projection_diameter: 0.187 INCHES NOMINAL IN, right_projection_diameter: 0.328 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-292-3299, 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
816182-3
NSN: 5340-00-292-3299
FSC: 5340
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
length0.300 INCHES NOMINAL IN
style_designatorPROJECTION BOTH ENDS RIGHT EXTERNAL THREAD
left_projection_diameter0.187 INCHES NOMINAL IN
right_projection_diameter0.328 INCHES NOMINAL IN
NSN5340-00-292-3299
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 816182-3 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
•
DESIGN TYPE: THREADED
•
FEATURES PROVIDED: BEVELED SEAT AND SHOULDER
•
MATERIAL: ALUMINUM
•
DRIVE TYPE: SERRATED
•
OVERALL DIAMETER: 1.500 INCHES NOMINAL IN
•
THREAD CLASS: 3A A
•
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 1-5/16-12 UN
TECHNICAL CHARACTERISTICS (FLIS)
DESIGN TYPETHREADED
FEATURES PROVIDEDBEVELED SEAT AND SHOULDER
MATERIALALUMINUM
DRIVE TYPESERRATED
OVERALL DIAMETER1.500 INCHES NOMINAL IN
THREAD CLASS3A A
THREAD SIZE AND SERIES/TYPE DESIGNATOR1-5/16-12 UN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
ASP-16Upgraded Successor
successor cross-reference
successor
5340PL1450710Upgraded Successor
successor cross-reference
successor
M5501/1-16Upgraded Successor
successor cross-reference
successor
P16Upgraded Successor
successor cross-reference
successor
SP16Interchangeable
interchangeable cross-reference
interchangeable
RAD116Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 816182-3?
816182-3 is a STANDOFF,PLAIN,SNAP-IN.
What parts can replace 816182-3?
There are 11 known substitutes for 816182-3: ASP-16, 5340PL1450710, M5501/1-16 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 816182-3?
816182-3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-292-3299. 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