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25-4190BK4 — HINGE,BUTT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

25-4190BK4: HINGE,BUTT.

The HINGE,BUTT is a the manufacturer industrial component. Key specifications include performance_type: LIGHT DUTY, style_designator: BUTT, DOUBLE ACTION, NON-ADJUSTABLE ENCLOSED SPRING, material_thickness: 1.5 MILLIMETERS NOMINAL MM, part_name_assigned_by_controlling_agency: HINGE, BUTT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-651-9348, 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
25-4190BK4
NSN: 5340-01-651-9348
FSC: 5340 — Hardware, Commercial
CAGE: 0Y157 — TAYMOR INDUSTRIES INC (USA)
SPECIFICATIONS
performance_typeLIGHT DUTY
style_designatorBUTT, DOUBLE ACTION, NON-ADJUSTABLE ENCLOSED SPRING
material_thickness1.5 MILLIMETERS NOMINAL MM
part_name_assigned_by_controlling_agencyHINGE, BUTT
NSN5340-01-651-9348
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 25-4190BK4 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, DOUBLE ACTION, NON-ADJUSTABLE ENCLOSED SPRING
•
MATERIAL THICKNESS: 1.5 MILLIMETERS NOMINAL MM
•
PERFORMANCE TYPE: LIGHT DUTY
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORBUTT, DOUBLE ACTION, NON-ADJUSTABLE ENCLOSED SPRING
MATERIAL THICKNESS1.5 MILLIMETERS NOMINAL MM
PART NAME ASSIGNED BY CONTROLLING AGENCYHINGE, BUTT
PERFORMANCE TYPELIGHT DUTY
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
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FREQUENTLY ASKED QUESTIONS
What is 25-4190BK4?
25-4190BK4 is a HINGE,BUTT.
What is the NSN for 25-4190BK4?
25-4190BK4 is cataloged in the U.S. Government catalog under NSN 5340-01-651-9348. 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.