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305A306G — SEAL,PLAIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

305A306G: SEAL,PLAIN.

The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE SEALING ELEMENT, seal_width: 0.125 INCHES NOMINAL IN, temp_rating: -20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF, construction: SOLID, housing_bore_diameter: 12.249 INCHES MINIMUM AND 12.253 INCHES MAXIMUM IN, accommodated_shaft_diameter: 11.997 INCHES MINIMUM AND 12.001 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-124-2060, 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
305A306G
NSN: 5330-01-124-2060
FSC: 5330 — Packing and Gasket Materials
CAGE: 09055 — BAL SEAL ENGINEERING, INC. (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE SEALING ELEMENT
seal_width0.125 INCHES NOMINAL IN
temp_rating-20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
constructionSOLID
housing_bore_diameter12.249 INCHES MINIMUM AND 12.253 INCHES MAXIMUM IN
accommodated_shaft_diameter11.997 INCHES MINIMUM AND 12.001 INCHES MAXIMUM IN
cross-sectional_shape_styleC-SECTION W/ HELICAL SPRING
material_document_and_classificationQQ-W-423,COND B FED SPEC SINGLE MATERIAL RESPONSE SPRING
NSN5330-01-124-2060
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 305A306G 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
•
TEMP RATING: -20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
•
SEAL WIDTH: 0.125 INCHES NOMINAL IN
•
HOUSING BORE DIAMETER: 12.249 INCHES MINIMUM AND 12.253 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-W-423,COND B FED SPEC SINGLE MATERIAL RESPONSE SPRING
•
CROSS-SECTIONAL SHAPE STYLE: C-SECTION W/ HELICAL SPRING
•
ACCOMMODATED SHAFT DIAMETER: 11.997 INCHES MINIMUM AND 12.001 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 302 SPRING
TECHNICAL CHARACTERISTICS
TEMP RATING-20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
SEAL WIDTH0.125 INCHES NOMINAL IN
HOUSING BORE DIAMETER12.249 INCHES MINIMUM AND 12.253 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-W-423,COND B FED SPEC SINGLE MATERIAL RESPONSE SPRING
CROSS-SECTIONAL SHAPE STYLEC-SECTION W/ HELICAL SPRING
ACCOMMODATED SHAFT DIAMETER11.997 INCHES MINIMUM AND 12.001 INCHES MAXIMUM IN
MATERIALSTEEL COMP 302 SPRING
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE SEALING ELEMENT
CONSTRUCTIONSOLID
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 2
305AG306Reference document
Same NSN cross-reference
Reference document — Secondary reference
305A278AGSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 305A306G?
305A306G is a SEAL,PLAIN.
What parts can replace 305A306G?
There are 2 known substitutes for 305A306G: 305AG306, 305A278AG. Substitute compatibility should be verified for your specific system.
What is the NSN for 305A306G?
305A306G is cataloged in the U.S. Government catalog under NSN 5330-01-124-2060. This indicates validated use in U.S. government and defense supply chains.
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