PartsTable
Technical Data Sheet
1800-1A ✓ 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 SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OR STEEL CASE, case_style: SQUARE, seal_width: 0.406 INCHES NOMINAL IN, housing_bore_diameter: 1.375 INCHES NOMINAL IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 0.7864 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-004-7118, 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
1800-1A
NSN: 5340-00-004-7118
FSC: 5340
CAGE: 14004 — WEISER INC (CAN)
SPECIFICATIONS
materialCOPPER ALLOY OR STEEL CASE
case_styleSQUARE
seal_width0.406 INCHES NOMINAL IN
housing_bore_diameter1.375 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter0.7864 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed2000 FEET PER MINUTE FT
NSN5340-00-004-7118
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1800-1A 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
NONDEFINITIVE SPEC/STD DATA: 1090S TYPE
SURFACE TREATMENT: ANODIZE KNOB
MATERIAL: ALUMINUM OR COPPER ALLOY KNOB
KNOB QUANTITY: 1
BOLT TYPE: REVERSIBLE BEVEL
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESOPERATION METHOD:KNOB ON OUTSIDE AND LEVER ON INSIDE;KEYWAY:NOT INCLUDED;DOOR MINIMUM THICKNESS FOR WHICH DESIGNED:0.750 IN.;KNOB DESIGN:PLAIN;RELEASE BAR:NOT INCLUDED; IN
NONDEFINITIVE SPEC/STD DATA1090S TYPE
SURFACE TREATMENTANODIZE KNOB
MATERIALALUMINUM OR COPPER ALLOY KNOB
KNOB QUANTITY1
SURFACE TREATMENTANODIZE CASE
BOLT TYPEREVERSIBLE BEVEL
MATERIALALUMINUM OR COPPER ALLOY CASE
ACTION TYPESPRING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
N117-986Upgraded Successor
successor cross-reference
successor
FF-H-111Upgraded Successor
successor cross-reference
successor
A-A-462Upgraded Successor
successor cross-reference
successor
320432Upgraded Successor
successor cross-reference
successor
320441Upgraded Successor
successor cross-reference
successor
BHMA-A156.20 A83162 3-1/4INUpgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1800-1A?
1800-1A is a SEAL,PLAIN ENCASED.
What parts can replace 1800-1A?
There are 17 known substitutes for 1800-1A: N117-986, FF-H-111, A-A-462 and 14 more. Substitute compatibility should be verified for your specific system.
Is 1800-1A still available?
1800-1A is currently cancelled.
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