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Technical Data Sheet
PartsTable / COMPONENT / 127-2 1/2R
127-2 1/2R ✓ 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 127-2 1/2R is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-205-5634, 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
127-2 1/2R
NSN: 5340-00-205-5634
FSC: 5340
CAGE: 21672 — FKI INDUSTRIES INC DBA FAULTLESS CASTER DIVISION (USA)
SPECIFICATIONS
Part Number127-2 1/2R
NSN5340-00-205-5634
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 127-2 1/2R 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
•
SURFACE TREATMENT: ZINC BODY
•
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH: 3.000 INCHES NOMINAL IN
•
WHEEL QUANTITY: 1
•
WHEEL BEARING TYPE: PLAIN, SELF-LUBRICATED
•
CASTER PLATE MOUNTING HOLE DIAMETER: 0.344 INCHES NOMINAL IN
•
DISASSEMBLY CAPABILITY: PROVIDED
•
UNPACKAGED UNIT WEIGHT: 1.500 POUNDS NOMINAL LBS
•
SWIVEL BEARING ARRANGEMENT: ONE ROW
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTZINC BODY
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH3.000 INCHES NOMINAL IN
WHEEL QUANTITY1
WHEEL BEARING TYPEPLAIN, SELF-LUBRICATED
CASTER PLATE MOUNTING HOLE DIAMETER0.344 INCHES NOMINAL IN
DISASSEMBLY CAPABILITYPROVIDED
UNPACKAGED UNIT WEIGHT1.500 POUNDS NOMINAL LBS
SWIVEL BEARING ARRANGEMENTONE ROW
TREAD WIDTH1.125 INCHES NOMINAL IN
CASTER PLATE LENGTH3.750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
2619Upgraded Successor
successor cross-reference
successor
2403-1Upgraded Successor
successor cross-reference
successor
310500-1Upgraded Successor
successor cross-reference
successor
87-11-9-44 JHUpgraded Successor
successor cross-reference
successor
02-0619-20Interchangeable
interchangeable cross-reference
interchangeable
SS77506LY1ZFInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 127-2 1/2R?
127-2 1/2R is a 127-2 1/2R.
What parts can replace 127-2 1/2R?
There are 20 known substitutes for 127-2 1/2R: 2619, 2403-1, 310500-1 and 17 more. Substitute compatibility should be verified for your specific system.
Is 127-2 1/2R still available?
127-2 1/2R 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