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PartsTable / COMPONENT / ST38D27-1
ST38D27-1 ✓ 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 CASTER,RIGID is a the manufacturer industrial component. Key specifications include material: STEEL BODY, wheel_type: BUILT UP, plate_style: SQUARE, tread_width: 2.000 INCHES NOMINAL IN, wheel_diameter: 4.000 INCHES NOMINAL IN, effective_height: 5.625 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 5340-01-275-3483, 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
ST38D27-1
NSN: 5340-01-275-3483
FSC: 5340
CAGE: 04236 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
materialSTEEL BODY
wheel_typeBUILT UP
plate_styleSQUARE
tread_width2.000 INCHES NOMINAL IN
wheel_diameter4.000 INCHES NOMINAL IN
wheel_quantity1
effective_height5.625 INCHES NOMINAL IN
special_featuresZINC PLATE OPTIONAL; COLOR GRAY; STEEL AXLE
style_designatorRIGID
surface_treatmentLACQUER WHEEL RIM
caster_plate_width3.875 INCHES NOMINAL IN
wheel_bearing_typeROLLER
NSN5340-01-275-3483
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: ST38D27-1 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
•
TREAD WIDTH: 2.000 INCHES NOMINAL IN
•
SAFE OPERATING LOAD RATING: 700.0 POUNDS NOMINAL LBS
•
WHEEL QUANTITY: 1
•
CASTER PLATE WIDTH: 3.875 INCHES NOMINAL IN
•
SURFACE TREATMENT: LACQUER PLATE
•
STYLE DESIGNATOR: RIGID
TECHNICAL CHARACTERISTICS (FLIS)
TREAD WIDTH2.000 INCHES NOMINAL IN
SAFE OPERATING LOAD RATING700.0 POUNDS NOMINAL LBS
WHEEL QUANTITY1
CASTER PLATE WIDTH3.875 INCHES NOMINAL IN
SURFACE TREATMENTLACQUER PLATE
SURFACE TREATMENTLACQUER BODY
SURFACE TREATMENTLACQUER WHEEL RIM
STYLE DESIGNATORRIGID
MATERIALSTEEL PLATE
MATERIALSTEEL WHEEL RIM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
34384Interchangeable
interchangeable cross-reference
interchangeable
3G5628Interchangeable
interchangeable cross-reference
interchangeable
3-04384Interchangeable
interchangeable cross-reference
interchangeable
31296Interchangeable
interchangeable cross-reference
interchangeable
12604050Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is ST38D27-1?
ST38D27-1 is a CASTER,RIGID.
What parts can replace ST38D27-1?
There are 5 known substitutes for ST38D27-1: 34384, 3G5628, 3-04384 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for ST38D27-1?
ST38D27-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-275-3483. 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