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Technical Data Sheet
632-7633 ✓ 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 HUB,BODY is a the manufacturer industrial component. Key specifications include material: STEEL, shoulder_width: 0.375 INCHES NOMINAL IN, special_features: O/A LENGTH:1.000 IN.NOM IN, hub_inside_diameter: 0.375 INCHES NOMINAL IN, shoulder_outside_diameter: 2.000 INCHES NOMINAL IN, first_end_hub_outside_diameter: 1.770 INCHES MINIMUM AND 1.774 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-632-7633, 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
632-7633
NSN: 5330-00-632-7633
FSC: 5330
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL
shoulder_width0.375 INCHES NOMINAL IN
special_featuresO/A LENGTH:1.000 IN.NOM IN
hub_inside_diameter0.375 INCHES NOMINAL IN
shoulder_outside_diameter2.000 INCHES NOMINAL IN
first_end_hub_outside_diameter1.770 INCHES MINIMUM AND 1.774 INCHES MAXIMUM IN
material_document_and_classificationCOMP 1018 FED SPEC SINGLE MATERIAL RESPONSE
distance_from_first_end_hub_to_shoulder0.625 INCHES NOMINAL IN
NSN5330-00-632-7633
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 632-7633 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
CENTER HOLE DIAMETER: 3.953 INCHES NOMINAL IN
CROSS-SECTIONAL HEIGHT: 0.312 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLE: O-RING
HARDNESS RATING: 60.0 SHORE DUROMETER A NOMINAL OVERALL
MATERIAL: RUBBER SYNTHETIC OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE DIAMETER3.953 INCHES NOMINAL IN
CROSS-SECTIONAL HEIGHT0.312 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEO-RING
HARDNESS RATING60.0 SHORE DUROMETER A NOMINAL OVERALL
MATERIALRUBBER SYNTHETIC OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
MILP5516CLASSBInterchangeable
interchangeable cross-reference
interchangeable
MIL-P-25732Interchangeable
interchangeable cross-reference
interchangeable
223227Interchangeable
interchangeable cross-reference
interchangeable
PD5330-221-7Interchangeable
interchangeable cross-reference
interchangeable
EE38PC37Interchangeable
interchangeable cross-reference
interchangeable
C498ITEM3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 632-7633?
632-7633 is a HUB,BODY.
What parts can replace 632-7633?
There are 18 known substitutes for 632-7633: MILP5516CLASSB, MIL-P-25732, 223227 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 632-7633?
632-7633 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-632-7633. This indicates validated use in U.S. government and defense supply chains.
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