PartsTable
Technical Data Sheet
Download PDF

68A321057-2023 — LEAF,BUTT HINGE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

68A321057-2023: LEAF,BUTT HINGE.

The LEAF,BUTT HINGE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, knuckle_length: 0.4950 INCHES NOMINAL IN, overall_length: 13.3450 INCHES MINIMUM AND 13.3850 INCHES MAXIMUM IN, knuckle_quantity: 13, performance_type: NOT RATED, style_designator: BUTT BLANK. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-450-4521, 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
68A321057-2023
NSN: 5340-01-450-4521
FSC: 5340 — Hardware, Commercial
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OVERALL
knuckle_length0.4950 INCHES NOMINAL IN
overall_length13.3450 INCHES MINIMUM AND 13.3850 INCHES MAXIMUM IN
knuckle_quantity13
performance_typeNOT RATED
style_designatorBUTT BLANK
surface_treatmentANODIZE OVERALL
end_knuckle_length0.3650 INCHES NOMINAL IN
pin_center_to_body_edge_distance1.5900 INCHES NOMINAL IN
NSN5340-01-450-4521
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 68A321057-2023 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
•
STYLE DESIGNATOR: BUTT BLANK
•
PIN CENTER TO BODY EDGE DISTANCE: 1.5900 INCHES NOMINAL IN
•
KNUCKLE QUANTITY: 13
•
END KNUCKLE LENGTH: 0.3650 INCHES NOMINAL IN
•
KNUCKLE LENGTH: 0.4950 INCHES NOMINAL IN
•
SURFACE TREATMENT: ANODIZE OVERALL
•
MATERIAL: ALUMINUM ALLOY 2024 OVERALL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORBUTT BLANK
OVERALL LENGTH13.3450 INCHES MINIMUM AND 13.3850 INCHES MAXIMUM IN
PIN CENTER TO BODY EDGE DISTANCE1.5900 INCHES NOMINAL IN
KNUCKLE QUANTITY13
END KNUCKLE LENGTH0.3650 INCHES NOMINAL IN
KNUCKLE LENGTH0.4950 INCHES NOMINAL IN
SURFACE TREATMENTANODIZE OVERALL
MATERIALALUMINUM ALLOY 2024 OVERALL
PERFORMANCE TYPENOT RATED
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
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 68A321057-2023?
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 68A321057-2023?
68A321057-2023 is a LEAF,BUTT HINGE.
What is the NSN for 68A321057-2023?
68A321057-2023 is cataloged in the U.S. Government catalog under NSN 5340-01-450-4521. 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 — 68A321057-2023