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7429MT-987-T — PACKING ASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

7429MT-987-T: PACKING ASSEMBLY.

The PACKING ASSEMBLY is a the manufacturer industrial component. Key specifications include height: 0.579 INCHES NOMINAL IN, material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR INTERMEDIATE RING, temp_rating: -70.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF, inside_diameter: 4.994 INCHES MINIMUM AND 4.997 INCHES MAXIMUM IN, outside_diameter: 5.474 INCHES MINIMUM AND 5.477 INCHES MAXIMUM IN, cross-sectional_shape_style: SQUARE/RECTANGULAR TOP RING. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-117-3489, 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
7429MT-987-T
NSN: 5330-01-117-3489
FSC: 5330 — Packing and Gasket Materials
CAGE: 5F573 — GREENE TWEED & CO INC (USA)
SPECIFICATIONS
height0.579 INCHES NOMINAL IN
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR INTERMEDIATE RING
temp_rating-70.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
inside_diameter4.994 INCHES MINIMUM AND 4.997 INCHES MAXIMUM IN
outside_diameter5.474 INCHES MINIMUM AND 5.477 INCHES MAXIMUM IN
intermediate_ring_quantity1
cross-sectional_shape_styleSQUARE/RECTANGULAR TOP RING
material_document_and_classification987 FSCM 72902 MFR REF SINGLE MATERIAL RESPONSE INTERMEDIATE RING
NSN5330-01-117-3489
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7429MT-987-T 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: -70.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
•
INTERMEDIATE RING QUANTITY: 1
•
OUTSIDE DIAMETER: 5.474 INCHES MINIMUM AND 5.477 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: 987 FSCM 72902 MFR REF SINGLE MATERIAL RESPONSE INTERMEDIATE RING
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE/RECTANGULAR BOTTOM RING
•
INSIDE DIAMETER: 4.994 INCHES MINIMUM AND 4.997 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
TEMP RATING-70.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
INTERMEDIATE RING QUANTITY1
OUTSIDE DIAMETER5.474 INCHES MINIMUM AND 5.477 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION987 FSCM 72902 MFR REF SINGLE MATERIAL RESPONSE INTERMEDIATE RING
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR BOTTOM RING
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR TOP RING
CROSS-SECTIONAL SHAPE STYLESPECIAL INTERMEDIATE RING
INSIDE DIAMETER4.994 INCHES MINIMUM AND 4.997 INCHES MAXIMUM IN
HEIGHT0.579 INCHES NOMINAL IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR INTERMEDIATE RING
SUBSTITUTES & CROSS-REFERENCES 4
7429MT-987-TFN1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
6412-6429Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
10119649Reference document
Same NSN cross-reference
Reference document — Informative reference only
262422Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7429MT-987-T?
7429MT-987-T is a PACKING ASSEMBLY.
What parts can replace 7429MT-987-T?
There are 4 known substitutes for 7429MT-987-T: 7429MT-987-TFN1, 6412-6429, 10119649 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7429MT-987-T?
7429MT-987-T is cataloged in the U.S. Government catalog under NSN 5330-01-117-3489. This indicates validated use in U.S. government and defense supply chains.
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