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Technical Data Sheet

843-90 — Technical Data Sheet

✓ 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

CABLE ASSEMBLY,SPECIAL PURPOSE,E. Key specifications include material: PLASTIC POLYVINYLIDENE FLUORIDE SINGLE ROW SIXTH POSITION VERTICAL VERTICAL SPLIT DISPLAY DIVISION A, case_style: SQUARE, seal_width: 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN, nominal_width: 0.531 INCHES IN, style_designator: PLAIN, conductor_quantity: 12. This part is cataloged in the Federal Logistics Information System under NSN 5330-00-285-4841, 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
843-90
NSN: 5330-00-285-4841
FSC: 5330
CAGE: 22593 — FITZGERALD GASKET A CO OF TANNETICS INC (USA)
SPECIFICATIONS
materialPLASTIC POLYVINYLIDENE FLUORIDE SINGLE ROW SIXTH POSITION VERTICAL VERTICAL SPLIT DISPLAY DIVISION A
case_styleSQUARE
seal_width0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
nominal_width0.531 INCHES IN
style_designatorPLAIN
conductor_quantity12
cross-sectional_size4L
housing_bore_diameter3.481 INCHES NOMINAL IN
sealing_element_styleANGULAR
strengthening_featureFIBER CORD
accommodated_shaft_diameter2.375 INCHES NOMINAL IN
cross-sectional_shape_styleROUND
NSN5330-00-285-4841
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 843-90 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
•
SEALING ELEMENT STYLE: ANGULAR
•
ACCOMMODATED SHAFT DIAMETER: 2.375 INCHES NOMINAL IN
•
SEAL WIDTH: 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
•
MATERIAL: LEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
•
HOUSING BORE DIAMETER: 3.481 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
•
CASE STYLE: SQUARE
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
TECHNICAL CHARACTERISTICS
SEALING ELEMENT STYLEANGULAR
ACCOMMODATED SHAFT DIAMETER2.375 INCHES NOMINAL IN
SEAL WIDTH0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
MATERIALLEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
HOUSING BORE DIAMETER3.481 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
CASE STYLESQUARE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
B-34077InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
29308InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
A2466-7InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
402294-150InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
77504X1LTInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
204PPTFANG25InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 843-90?
843-90 is a CABLE ASSEMBLY,SPECIAL PURPOSE,E.
What parts can replace 843-90?
There are 25 known substitutes for 843-90: B-34077, 29308, A2466-7 and 22 more. Substitute compatibility should be verified for your specific system.
Is 843-90 still available?
843-90 is currently cancelled.
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