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Technical Data Sheet
PartsTable / MRO / 1127-3
1127-3 ✓ Verified by PartsTable
Jumbo · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The SWITCH,TOGGLE is a Jumbo industrial component. Key specifications include degasser: NOT INCLUDED, governor: NOT INCLUDED, material: RUBBER FLUOROSILICONE CLASS FQ, body_style: BUSHING MOUNT, body_width: 0.516 INCHES NOMINAL IN, float_type: SINGLE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-263-5090, 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
MRO→ MRO_GENERAL→ 1127-3
NSN: 5331-00-263-5090
FSC: 5331 — O-RING
CAGE: 82796 — COLTEC INDUSTRIES INC. DBA FAIRBANKS MORSE ENGINE DIV FAIRBANKS MORSE ENGINE (USA)
SPECIFICATIONS
degasserNOT INCLUDED
governorNOT INCLUDED
materialRUBBER FLUOROSILICONE CLASS FQ
body_styleBUSHING MOUNT
body_width0.516 INCHES NOMINAL IN
float_typeSINGLE
body_height0.500 INCHES NOMINAL IN
body_length1.312 INCHES NOMINAL IN
thread_class2A A
overall_width0.516 INCHES NOMINAL IN
actuator_styleROUND
bushing_length0.469 INCHES NOMINAL IN
NSN5331-00-263-5090
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1127-3 MFR: Jumbo ⚠ 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
•
MATERIAL: RUBBER SYNTHETIC
•
CROSS-SECTIONAL HEIGHT: 0.09375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER SYNTHETIC
CROSS-SECTIONAL HEIGHT0.09375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
410519SSRInterchangeable
interchangeable cross-reference
interchangeable
M2621AInterchangeable
interchangeable cross-reference
interchangeable
301-SN-935Interchangeable
interchangeable cross-reference
interchangeable
011273Interchangeable
interchangeable cross-reference
interchangeable
10A2473Interchangeable
interchangeable cross-reference
interchangeable
24903Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1127-3?
1127-3 is a SWITCH,TOGGLE manufactured by Jumbo. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1127-3?
There are 17 known substitutes for 1127-3: 410519SSR, M2621A, 301-SN-935 and 14 more. Substitute compatibility should be verified for your specific system.
Is 1127-3 still available?
1127-3 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