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Technical Data Sheet
PartsTable / COMPONENT / 27091DA
27091DA ✓ 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 CUP,COMPRESSION is a the manufacturer industrial component. Key specifications include material: PLASTIC OVERALL, overall_length: 0.750 INCHES NOMINAL IN, overall_diameter: 4.562 INCHES NOMINAL IN, feather_edge_angle: 30.0 DEGREES NOMINAL, center_hole_diameter: 0.750 INCHES NOMINAL IN, base_material_thickness: 0.125 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 5340-00-893-5822, 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
27091DA
NSN: 5340-00-893-5822
FSC: 5340
CAGE: 61820 — UNIPRESS CORPORATION (USA)
SPECIFICATIONS
materialPLASTIC OVERALL
overall_length0.750 INCHES NOMINAL IN
overall_diameter4.562 INCHES NOMINAL IN
feather_edge_angle30.0 DEGREES NOMINAL
center_hole_diameter0.750 INCHES NOMINAL IN
base_material_thickness0.125 INCHES NOMINAL IN
NSN5340-00-893-5822
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 27091DA 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
•
BASE MATERIAL THICKNESS: 0.125 INCHES NOMINAL IN
•
OVERALL DIAMETER: 4.562 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 0.750 INCHES NOMINAL IN
•
FEATHER EDGE ANGLE: 30.0 DEGREES NOMINAL
•
MATERIAL: PLASTIC OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH0.750 INCHES NOMINAL IN
BASE MATERIAL THICKNESS0.125 INCHES NOMINAL IN
OVERALL DIAMETER4.562 INCHES NOMINAL IN
CENTER HOLE DIAMETER0.750 INCHES NOMINAL IN
FEATHER EDGE ANGLE30.0 DEGREES NOMINAL
MATERIALPLASTIC OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
60929Interchangeable
interchangeable cross-reference
interchangeable
43-904Interchangeable
interchangeable cross-reference
interchangeable
944030Interchangeable
interchangeable cross-reference
interchangeable
21164Interchangeable
interchangeable cross-reference
interchangeable
4552-1Interchangeable
interchangeable cross-reference
interchangeable
L91A1052Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 27091DA?
27091DA is a CUP,COMPRESSION.
What parts can replace 27091DA?
There are 10 known substitutes for 27091DA: 60929, 43-904, 944030 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 27091DA?
27091DA is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-893-5822. 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