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TFOPS-1290 — PACKING ASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

TFOPS-1290: PACKING ASSEMBLY.

The PACKING ASSEMBLY is a the manufacturer industrial component. Key specifications include height: 0.177 INCHES NOMINAL IN, material: PLASTIC POLYTETRAFLUOROETHYLENE TOP RING, temp_rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF, inside_diameter: 1.550 INCHES NOMINAL IN, outside_diameter: 1.756 INCHES NOMINAL IN, cross-sectional_shape_style: SQUARE/RECTANGULAR BOTTOM RING. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-086-7897, 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
TFOPS-1290
NSN: 5330-01-086-7897
FSC: 5330 — Packing and Gasket Materials
CAGE: 30781 — PARKER-HANNIFIN CORPORATION DIV ENGINEERED POLYMER SYSTEMS DIVISION (EPS) (USA)
SPECIFICATIONS
height0.177 INCHES NOMINAL IN
materialPLASTIC POLYTETRAFLUOROETHYLENE TOP RING
temp_rating-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
inside_diameter1.550 INCHES NOMINAL IN
outside_diameter1.756 INCHES NOMINAL IN
intermediate_ring_quantity1
cross-sectional_shape_styleSQUARE/RECTANGULAR BOTTOM RING
material_document_and_classificationMIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE INTERMEDIATE RING
NSN5330-01-086-7897
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: TFOPS-1290 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: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
•
INTERMEDIATE RING QUANTITY: 1
•
OUTSIDE DIAMETER: 1.756 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE INTERMEDIATE RING
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE/RECTANGULAR BOTTOM RING
TECHNICAL CHARACTERISTICS
TEMP RATING-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
INTERMEDIATE RING QUANTITY1
OUTSIDE DIAMETER1.756 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE INTERMEDIATE RING
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE BOTTOM RING
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE TOP RING
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR BOTTOM RING
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR TOP RING
CROSS-SECTIONAL SHAPE STYLESPECIAL INTERMEDIATE RING
INSIDE DIAMETER1.550 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
082-68335-129Reference document
Same NSN cross-reference
Reference document — Secondary reference
S38421-129BAK1SSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 TFOPS-1290?
TFOPS-1290 is a PACKING ASSEMBLY.
What parts can replace TFOPS-1290?
There are 2 known substitutes for TFOPS-1290: 082-68335-129, S38421-129BAK1S. Substitute compatibility should be verified for your specific system.
What is the NSN for TFOPS-1290?
TFOPS-1290 is cataloged in the U.S. Government catalog under NSN 5330-01-086-7897. This indicates validated use in U.S. government and defense supply chains.
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