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973646 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

973646: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: RUBBER FLUOROCARBON CLASS FPM PACKING, center_hole_diameter: 1.287 INCHES MINIMUM AND 1.311 INCHES MAXIMUM IN, cross-sectional_height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN, end_item_identification: 1055-01-450-4243 ARMORED VEHICLE MOUNTED ROCKET LAUNCHER, material_document_and_classification: TURCON 29 MFR REF SINGLE MATERIAL RESPONSE OUTER RING, part_name_assigned_by_controlling_agency: SEAL, FACE, ANTI-EXTRUSION. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-512-1997, 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
973646
NSN: 5330-01-512-1997
FSC: 5330 — Packing and Gasket Materials
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
materialRUBBER FLUOROCARBON CLASS FPM PACKING
center_hole_diameter1.287 INCHES MINIMUM AND 1.311 INCHES MAXIMUM IN
cross-sectional_height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
end_item_identification1055-01-450-4243 ARMORED VEHICLE MOUNTED ROCKET LAUNCHER
material_document_and_classificationTURCON 29 MFR REF SINGLE MATERIAL RESPONSE OUTER RING
part_name_assigned_by_controlling_agencySEAL, FACE, ANTI-EXTRUSION
NSN5330-01-512-1997
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 973646 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: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-83485 MIL SPEC SINGLE MATERIAL RESPONSE PACKING
•
CENTER HOLE DIAMETER: 1.287 INCHES MINIMUM AND 1.311 INCHES MAXIMUM IN
•
MATERIAL: RUBBER FLUOROCARBON CLASS FPM PACKING
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-83485 MIL SPEC SINGLE MATERIAL RESPONSE PACKING
MATERIAL DOCUMENT AND CLASSIFICATIONTURCON 29 MFR REF SINGLE MATERIAL RESPONSE OUTER RING
CENTER HOLE DIAMETER1.287 INCHES MINIMUM AND 1.311 INCHES MAXIMUM IN
PART NAME ASSIGNED BY CONTROLLING AGENCYSEAL, FACE, ANTI-EXTRUSION
END ITEM IDENTIFICATION1055-01-450-4243 ARMORED VEHICLE MOUNTED ROCKET LAUNCHER
MATERIALRUBBER FLUOROCARBON CLASS FPM PACKING
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE OUTER RING
SUBSTITUTES & CROSS-REFERENCES 1
972754Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 973646?
973646 is a PACKING,PREFORMED.
What parts can replace 973646?
There is 1 known substitute for 973646: 972754. Substitute compatibility should be verified for your specific system.
What is the NSN for 973646?
973646 is cataloged in the U.S. Government catalog under NSN 5330-01-512-1997. This indicates validated use in U.S. government and defense supply chains.
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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.