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Technical Data Sheet
PartsTable / COMPONENT / 2805541-1
2805541-1 ✓ 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 BUTTON,PLUG is a the manufacturer industrial component. Key specifications include material: STEEL, head_height: 0.781 INCHES NOMINAL IN, overall_height: 0.2812 INCHES NOMINAL IN, style_designator: STANDARD, surface_treatment: NICKEL, head_outside_diameter: 0.7968 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-816-3423, 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
2805541-1
NSN: 5340-00-816-3423
FSC: 5340
CAGE: 55972 — HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS (USA)
SPECIFICATIONS
materialSTEEL
head_height0.781 INCHES NOMINAL IN
overall_height0.2812 INCHES NOMINAL IN
prong_quantity8
style_designatorSTANDARD
surface_treatmentNICKEL
head_outside_diameter0.7968 INCHES NOMINAL IN
prong_outside_diameter0.6406 INCHES NOMINAL IN
hole_accommodation_diameter0.625 INCHES NOMINAL IN
material_accommodated_thickness0.062 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
NSN5340-00-816-3423
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2805541-1 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
•
HEAD OUTSIDE DIAMETER: 0.7968 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STANDARD
•
HOLE ACCOMMODATION DIAMETER: 0.625 INCHES NOMINAL IN
•
PRONG QUANTITY: 8
•
PRONG OUTSIDE DIAMETER: 0.6406 INCHES NOMINAL IN
•
MATERIAL: STEEL
•
MATERIAL ACCOMMODATED THICKNESS: 0.062 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
HEAD OUTSIDE DIAMETER0.7968 INCHES NOMINAL IN
STYLE DESIGNATORSTANDARD
HOLE ACCOMMODATION DIAMETER0.625 INCHES NOMINAL IN
PRONG QUANTITY8
PRONG OUTSIDE DIAMETER0.6406 INCHES NOMINAL IN
OVERALL HEIGHT0.2812 INCHES NOMINAL IN
MATERIALSTEEL
MATERIAL ACCOMMODATED THICKNESS0.062 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
SURFACE TREATMENTNICKEL
HEAD HEIGHT0.781 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
7312Upgraded Successor
successor cross-reference
successor
DS-936415Upgraded Successor
successor cross-reference
successor
42315Interchangeable
interchangeable cross-reference
interchangeable
16T13Interchangeable
interchangeable cross-reference
interchangeable
50037Interchangeable
interchangeable cross-reference
interchangeable
700290Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2805541-1?
2805541-1 is a BUTTON,PLUG.
What parts can replace 2805541-1?
There are 21 known substitutes for 2805541-1: 7312, DS-936415, 42315 and 18 more. Substitute compatibility should be verified for your specific system.
Is 2805541-1 still available?
2805541-1 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026