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1278872 — HINGE,BUTT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1278872: HINGE,BUTT.

The HINGE,BUTT is a the manufacturer industrial component. Key specifications include special_features: 11.0 INCHES LONG; 2.0 INCH WIDE IN, reversible_feature: INCLUDED, end_item_identification: 4210-01-486-1035. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-520-9878, 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
1278872
NSN: 5340-01-520-9878
FSC: 5340 — Hardware, Commercial
CAGE: 04664 — PIERCE MANUFACTURING INC (USA)
SPECIFICATIONS
special_features11.0 INCHES LONG; 2.0 INCH WIDE IN
reversible_featureINCLUDED
mounting_hole_quantity4
end_item_identification4210-01-486-1035
NSN5340-01-520-9878
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1278872 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
•
MOUNTING HOLE QUANTITY: 4
•
REVERSIBLE FEATURE: INCLUDED
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY4
REVERSIBLE FEATUREINCLUDED
SPECIAL FEATURES11.0 INCHES LONG; 2.0 INCH WIDE IN
END ITEM IDENTIFICATION4210-01-486-1035
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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1278872?
1278872 is a HINGE,BUTT.
What is the NSN for 1278872?
1278872 is cataloged in the U.S. Government catalog under NSN 5340-01-520-9878. 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.