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AA683B — FELT,MECHANICAL,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AA683B: FELT,MECHANICAL,PREFORMED.

The FELT,MECHANICAL,PREFORMED is a the manufacturer industrial component. Key specifications include material: WOOL OVERALL, outside_diameter: 0.750 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 0.500 INCHES NOMINAL IN, cross-sectional_width: 0.125 INCHES NOMINAL IN, cross-sectional_height: 0.437 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-032-7513, 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
AA683B
NSN: 5330-01-032-7513
FSC: 5330 — Packing and Gasket Materials
CAGE: 24123 — GAST MFG CORP (USA)
SPECIFICATIONS
materialWOOL OVERALL
outside_diameter0.750 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter0.500 INCHES NOMINAL IN
cross-sectional_width0.125 INCHES NOMINAL IN
cross-sectional_height0.437 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
cross-sectional_shape_styleRECTANGULAR
NSN5330-01-032-7513
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AA683B 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
•
CROSS-SECTIONAL HEIGHT: 0.437 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
•
CROSS-SECTIONAL WIDTH: 0.125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
OUTSIDE DIAMETER: 0.750 INCHES NOMINAL IN
•
APERTURE DIAMETER: 0.500 INCHES NOMINAL IN
•
MATERIAL: WOOL OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.437 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
CROSS-SECTIONAL WIDTH0.125 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OUTSIDE DIAMETER0.750 INCHES NOMINAL IN
APERTURE DIAMETER0.500 INCHES NOMINAL IN
MATERIALWOOL OVERALL
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

No substitute or cross-reference records for this part.

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 AA683B?
AA683B is a FELT,MECHANICAL,PREFORMED.
What is the NSN for AA683B?
AA683B is cataloged in the U.S. Government catalog under NSN 5330-01-032-7513. 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.