PartsTable
Technical Data Sheet
Download PDF

426304 — NUT,TUBE COUPLING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

426304: NUT,TUBE COUPLING.

The NUT,TUBE COUPLING is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, nut_style: TUBE COUPLING, nut_height: 1.010 INCHES MINIMUM AND 1.030 INCHES MAXIMUM IN, seat_angle: 25.00 DEGREES NOMINAL, thread_class: 3B, thread_series: UNF. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-737-7679, 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
426304
NSN: 5340-00-737-7679
NIINs: 007377679, 008789455
FSC: 5340 — Hardware, Commercial
CAGE: 65282 — WHITE MOTOR CORP (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OVERALL
nut_styleTUBE COUPLING
nut_height1.010 INCHES MINIMUM AND 1.030 INCHES MAXIMUM IN
seat_angle25.00 DEGREES NOMINAL
thread_class3B
thread_seriesUNF
thread_directionRIGHT-HAND
length_to_shoulder0.830 INCHES MINIMUM AND 0.850 INCHES MAXIMUM IN
width_across_flats0.990 INCHES MINIMUM AND 1.002 INCHES MAXIMUM IN
nominal_thread_size0.875 INCHES IN
smallest_inside_diameter0.614 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN
thread_quantity_per_inch14
NSN5340-00-737-7679
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 426304 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
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 426304?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 426304?
426304 is a NUT,TUBE COUPLING.
What is the NSN for 426304?
426304 is cataloged in the U.S. Government catalog under NSN 5340-00-737-7679. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 426304