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21352-4235 — SEAL,PLAIN ENCASED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

21352-4235: SEAL,PLAIN ENCASED.

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 SEALING ELEMENT, case_style: RECESSED, seal_width: 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN, housing_bore_diameter: 21.508 INCHES MINIMUM AND 21.518 INCHES MAXIMUM IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 19.990 INCHES MINIMUM AND 20.010 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-004-5032, 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
21352-4235
NSN: 5330-01-004-5032
FSC: 5330 — Packing and Gasket Materials
CAGE: 73680 — GARLOCK SEALING TECHNOLOGIES LLC DBA GARLOCK SEALING TECHNOLOGIES LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 304 SEALING ELEMENT
case_styleRECESSED
seal_width0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
housing_bore_diameter21.508 INCHES MINIMUM AND 21.518 INCHES MAXIMUM IN
sealing_element_styleANGULAR
accommodated_shaft_diameter19.990 INCHES MINIMUM AND 20.010 INCHES MAXIMUM IN
material_document_and_classificationASTM A582 ASSN STD SINGLE MATERIAL RESPONSE SEALING ELEMENT
accommodated_shaft_maximum_rated_speed5000 FEET PER MINUTE FT
NSN5330-01-004-5032
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 21352-4235 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
•
SEAL WIDTH: 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
•
SEALING ELEMENT STYLE: ANGULAR
•
HOUSING BORE DIAMETER: 21.508 INCHES MINIMUM AND 21.518 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE SEALING ELEMENT
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 5000 FEET PER MINUTE FT
•
CASE STYLE: RECESSED
•
ACCOMMODATED SHAFT DIAMETER: 19.990 INCHES MINIMUM AND 20.010 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 304 SEALING ELEMENT
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
SEALING ELEMENT STYLEANGULAR
HOUSING BORE DIAMETER21.508 INCHES MINIMUM AND 21.518 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE SEALING ELEMENT
ACCOMMODATED SHAFT MAXIMUM RATED SPEED5000 FEET PER MINUTE FT
CASE STYLERECESSED
ACCOMMODATED SHAFT DIAMETER19.990 INCHES MINIMUM AND 20.010 INCHES MAXIMUM IN
MATERIALSTEEL COMP 304 SEALING ELEMENT
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 3
2534983Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
2000-2150-4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
M0DEL64-21352-4 2Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 21352-4235?
21352-4235 is a SEAL,PLAIN ENCASED.
What parts can replace 21352-4235?
There are 3 known substitutes for 21352-4235: 2534983, 2000-2150-4, M0DEL64-21352-4 2. Substitute compatibility should be verified for your specific system.
What is the NSN for 21352-4235?
21352-4235 is cataloged in the U.S. Government catalog under NSN 5330-01-004-5032. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.