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649724 — 649724

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

649724: 649724.

The 649724 is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1137 OVERALL, nut_style: DOUBLE HEXAGON, temp_rating: 550.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), overall_height: 0.454 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-076-2293, 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
649724
NSN: 5330-00-076-2293
NIINs: 000762293, 005761531, 011776317
FSC: 5330 — Packing and Gasket Materials
CAGE: 99551 — GOODRICH CORPORATION DBA GOODRICH CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 1137 OVERALL
nut_styleDOUBLE HEXAGON
temp_rating550.0 FAHRENHEIT NOMINAL DEGF
thread_class3B
thread_seriesUNIFIED NATIONAL JOINT FINE (UNJF)
overall_height0.454 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
locking_featurePREVAILING TORQUE ALL METAL DESIGN
special_featuresCHROMIC ACID DIPPED
thread_directionRIGHT-HAND
washer_thickness0.080 INCHES NOMINAL IN
surface_treatmentCADMIUM OVERALL
width_across_flats0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN
NSN5330-00-076-2293
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 649724 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 SHAPE STYLE: PLAIN RECTANGULAR, STRAIGHT FACE
•
JOINT STYLE: VERTICAL JOINT
•
INSIDE DIAMETER: 2.723 INCHES NOMINAL IN
•
RADIAL WALL THICKNESS: 0.1360 INCHES MINIMUM AND 0.1410 INCHES MAXIMUM IN
•
RING STYLE: CONTRACTING CONCENTRIC
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
OVERALL WIDTH0.0250 INCHES MINIMUM AND 0.0260 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLEVERTICAL JOINT
INSIDE DIAMETER2.723 INCHES NOMINAL IN
RADIAL WALL THICKNESS0.1360 INCHES MINIMUM AND 0.1410 INCHES MAXIMUM IN
RING STYLECONTRACTING CONCENTRIC
MATERIALSTEEL CORROSION RESISTING OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 649724?
649724 is a 649724.
What is the NSN for 649724?
649724 is cataloged in the U.S. Government catalog under NSN 5330-00-076-2293. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
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.