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Technical Data Sheet
PartsTable / COMPONENT / T13274
T13274 ✓ 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 LOCKING PLATE,NUT AND BOLT is a the manufacturer industrial component. Key specifications include width: 0.875 INCHES NOMINAL IN, material: STEEL, body_width: 0.625 INCHES NOMINAL IN, end_radius: 0.438 INCHES NOMINAL IN, center_radius: 1.500 INCHES NOMINAL IN, plate_thickness: 0.050 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 5340-00-371-6733, 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
T13274
NSN: 5340-00-371-6733
FSC: 5340
CAGE: 95201 — NAPCO INTERNATIONAL LLC DBA NAPCO INTERNATIONAL INC (USA)
SPECIFICATIONS
width0.875 INCHES NOMINAL IN
materialSTEEL
body_width0.625 INCHES NOMINAL IN
end_radius0.438 INCHES NOMINAL IN
center_radius1.500 INCHES NOMINAL IN
plate_thickness0.050 INCHES NOMINAL IN
style_designatorDOUBLE CONCAVE
mounting_hole_diameter0.531 INCHES NOMINAL IN
cross-sectional_shape_styleFLAT
distance_between_mounting_hole_centers1.875 INCHES NOMINAL IN
NSN5340-00-371-6733
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: T13274 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
•
WIDTH: 0.875 INCHES NOMINAL IN
•
PLATE THICKNESS: 0.050 INCHES NOMINAL IN
•
MATERIAL: STEEL
•
DISTANCE BETWEEN MOUNTING HOLE CENTERS: 1.875 INCHES NOMINAL IN
•
STYLE DESIGNATOR: DOUBLE CONCAVE
•
CROSS-SECTIONAL SHAPE STYLE: FLAT
•
CENTER RADIUS: 1.500 INCHES NOMINAL IN
•
MOUNTING HOLE DIAMETER: 0.531 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
WIDTH0.875 INCHES NOMINAL IN
PLATE THICKNESS0.050 INCHES NOMINAL IN
MATERIALSTEEL
DISTANCE BETWEEN MOUNTING HOLE CENTERS1.875 INCHES NOMINAL IN
STYLE DESIGNATORDOUBLE CONCAVE
CROSS-SECTIONAL SHAPE STYLEFLAT
CENTER RADIUS1.500 INCHES NOMINAL IN
MOUNTING HOLE DIAMETER0.531 INCHES NOMINAL IN
END RADIUS0.438 INCHES NOMINAL IN
BODY WIDTH0.625 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
LS3234-3Interchangeable
interchangeable cross-reference
interchangeable
13274Interchangeable
interchangeable cross-reference
interchangeable
734FFInterchangeable
interchangeable cross-reference
interchangeable
576-914-001-603Interchangeable
interchangeable cross-reference
interchangeable
13265PC26Interchangeable
interchangeable cross-reference
interchangeable
1327/4-700-000Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is T13274?
T13274 is a LOCKING PLATE,NUT AND BOLT.
What parts can replace T13274?
There are 7 known substitutes for T13274: LS3234-3, 13274, 734FF and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for T13274?
T13274 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-371-6733. 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