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Technical Data Sheet
PartsTable / COMPONENT / 1776-32
1776-32 ✓ 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 BOOT,AIRCRAFT COMPONENTS is a the manufacturer industrial component. Key specifications include end_item_identification: 3930-01-478-3519. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-186-1301, 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
1776-32
NSN: 5330-00-186-1301
FSC: 5330
CAGE: 96879 — TROSTEL ALBERT PACKING LTD (USA)
SPECIFICATIONS
end_item_identification3930-01-478-3519
NSN5330-00-186-1301
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1776-32 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
•
CROSS-SECTIONAL THICKNESS: 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
•
APERTURE DIAMETER: 2.352 INCHES MINIMUM AND 2.366 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 2.701 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-W-5521 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL: LEATHER CATTLEHIDE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL THICKNESS0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
APERTURE DIAMETER2.352 INCHES MINIMUM AND 2.366 INCHES MAXIMUM IN
OUTSIDE DIAMETER2.701 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-W-5521 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATORCIRCULAR
MATERIALLEATHER CATTLEHIDE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
177632Interchangeable
interchangeable cross-reference
interchangeable
265-0202-002Interchangeable
interchangeable cross-reference
interchangeable
950763-507-2Interchangeable
interchangeable cross-reference
interchangeable
10826775-001Interchangeable
interchangeable cross-reference
interchangeable
71565Interchangeable
interchangeable cross-reference
interchangeable
LS4032Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1776-32?
1776-32 is a BOOT,AIRCRAFT COMPONENTS.
What parts can replace 1776-32?
There are 14 known substitutes for 1776-32: 177632, 265-0202-002, 950763-507-2 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1776-32?
1776-32 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-186-1301. 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