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Technical Data Sheet

PALMETTO 1389 1/2SQ — Technical Data Sheet

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— · 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 PACKING MATERIAL is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE, cross-sectional_width: 0.500 INCHES NOMINAL IN, cross-sectional_height: 0.500 INCHES NOMINAL IN, cross-sectional_shape_style: SQUARE, environmental_attribute_code: ASBESTOS ALTERNATIVE PRODUCTS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5330-01-389-8701, 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
PALMETTO 1389 1/2SQ
NSN: 5330-01-389-8701
FSC: 5330
CAGE: 0RWS9 — PALMETTO INC (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE
special_featuresNON-ASBESTOS REPLACEMENT FOR 1/2 INCH SQUARE MIL-P-17303 CLASS 1, TYPE B(RECIPROCATING ROD SERVICE) OR TYPE D ASBESTOS PACKING IN
cross-sectional_width0.500 INCHES NOMINAL IN
cross-sectional_height0.500 INCHES NOMINAL IN
cross-sectional_shape_styleSQUARE
environmental_attribute_codeASBESTOS ALTERNATIVE PRODUCTS
NSN5330-01-389-8701
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: PALMETTO 1389 1/2SQ 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: 0.500 INCHES NOMINAL IN
•
ENVIRONMENTAL ATTRIBUTE CODE: ASBESTOS ALTERNATIVE PRODUCTS
•
CROSS-SECTIONAL WIDTH: 0.500 INCHES NOMINAL IN
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESNON-ASBESTOS REPLACEMENT FOR 1/2 INCH SQUARE MIL-P-17303 CLASS 1, TYPE B(RECIPROCATING ROD SERVICE) OR TYPE D ASBESTOS PACKING IN
CROSS-SECTIONAL HEIGHT0.500 INCHES NOMINAL IN
ENVIRONMENTAL ATTRIBUTE CODEASBESTOS ALTERNATIVE PRODUCTS
CROSS-SECTIONAL WIDTH0.500 INCHES NOMINAL IN
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE
CROSS-SECTIONAL SHAPE STYLESQUARE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 41
999R0341 PIECEInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
PALMETTO 5000 1/2SQInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
SYM1430-1-2InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
STYLE 49 3/16SQInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
101A247ABPC1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
STYLE CL 102 3/16SQInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PALMETTO 1389 1/2SQ?
PALMETTO 1389 1/2SQ is a PACKING MATERIAL.
What parts can replace PALMETTO 1389 1/2SQ?
There are 41 known substitutes for PALMETTO 1389 1/2SQ: 999R0341 PIECE, PALMETTO 5000 1/2SQ, SYM1430-1-2 and 38 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PALMETTO 1389 1/2SQ?
PALMETTO 1389 1/2SQ is cataloged in the Federal Logistics Information System under NSN 5330-01-389-8701. This indicates validated use in U.S. government and defense supply chains.
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