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GC503E04GC43P — CLAMP,SYNCHRO

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

GC503E04GC43P: CLAMP,SYNCHRO.

The CLAMP,SYNCHRO is a the manufacturer industrial component. Key specifications include width: 0.320 INCHES NOMINAL IN, height: 0.518 INCHES NOMINAL IN, length: 0.385 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN, specification/standard_data: 26512-GC503 MANUFACTURERS SPECIFICATION. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-341-8443, 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
GC503E04GC43P
NSN: 5340-00-341-8443
FSC: 5340 — Hardware, Commercial
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
width0.320 INCHES NOMINAL IN
height0.518 INCHES NOMINAL IN
length0.385 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
specification/standard_data26512-GC503 MANUFACTURERS SPECIFICATION
NSN5340-00-341-8443
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: GC503E04GC43P 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
•
LENGTH: 0.385 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
•
SPECIFICATION/STANDARD DATA: 26512-GC503 MANUFACTURERS SPECIFICATION
•
HEIGHT: 0.518 INCHES NOMINAL IN
•
WIDTH: 0.320 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
LENGTH0.385 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
SPECIFICATION/STANDARD DATA26512-GC503 MANUFACTURERS SPECIFICATION
HEIGHT0.518 INCHES NOMINAL IN
WIDTH0.320 INCHES NOMINAL IN
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: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is GC503E04GC43P?
GC503E04GC43P is a CLAMP,SYNCHRO.
What is the NSN for GC503E04GC43P?
GC503E04GC43P is cataloged in the U.S. Government catalog under NSN 5340-00-341-8443. 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.