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Technical Data Sheet

21-3213 — 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

The CARBURETOR,FLOAT is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING, construction: ONE-PIECE, outside_diameter: 0.458 INCHES MINIMUM AND 0.478 INCHES MAXIMUM IN, surface_treatment: CADMIUM RETAINER, retainer_thickness: 0.050 INCHES NOMINAL IN, packing_inside_diameter: 0.188 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System under NSN 5340-00-031-6444, 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
21-3213
NSN: 5340-00-031-6444
FSC: 5340
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING
constructionONE-PIECE
outside_diameter0.458 INCHES MINIMUM AND 0.478 INCHES MAXIMUM IN
surface_treatmentCADMIUM RETAINER
retainer_thickness0.050 INCHES NOMINAL IN
packing_inside_diameter0.188 INCHES NOMINAL IN
material_document_and_classificationMIL-S-6855,GR 60 MIL SPEC SINGLE MATERIAL RESPONSE PACKING
packing_ring_cross-sectional_diameter0.067 INCHES MINIMUM AND 0.077 INCHES MAXIMUM IN
NSN5340-00-031-6444
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 21-3213 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
•
FIRST LEG HOLE ARRANGEMENT STYLE: ONE HOLE
•
STYLE DESIGNATOR: ADJACENT ANGLES
TECHNICAL CHARACTERISTICS
FIRST LEG HOLE ARRANGEMENT STYLEONE HOLE
STYLE DESIGNATORADJACENT ANGLES
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
50129InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
600-001-10-0SInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
17055303InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
17067021InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21-3213?
21-3213 is a CARBURETOR,FLOAT.
What parts can replace 21-3213?
There are 4 known substitutes for 21-3213: 50129, 600-001-10-0S, 17055303 and 1 more. Substitute compatibility should be verified for your specific system.
Is 21-3213 still available?
21-3213 is currently cancelled.
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