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TL803B — CATCH,CLAMPING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

TL803B: CATCH,CLAMPING.

The CATCH,CLAMPING is a the manufacturer industrial component. Key specifications include width: 0.535 INCHES NOMINAL IN, height: 0.167 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING OVERALL, design_type: CLAW ENGAGING, tongue_width: 0.530 INCHES NOMINAL IN, hole_diameter: 0.167 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-502-7039, 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
TL803B
NSN: 5340-00-502-7039
FSC: 5340 — Hardware, Commercial
CAGE: 72794 — SOUTHCO INC (USA)
SPECIFICATIONS
width0.535 INCHES NOMINAL IN
height0.167 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING OVERALL
design_typeCLAW ENGAGING
tongue_width0.530 INCHES NOMINAL IN
hole_diameter0.167 INCHES NOMINAL IN
hole_quantity2
tongue_length0.157 INCHES NOMINAL IN
overall_length1.181 INCHES NOMINAL IN
operation_methodLATCH
style_designatorLEVER
surface_treatmentCADMIUM OVERALL
NSN5340-00-502-7039
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: TL803B 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
•
SURFACE HOLE QUANTITY: 2
•
TONGUE WIDTH: 0.530 INCHES NOMINAL IN
•
DESIGN TYPE: CLAW ENGAGING
•
ENGAGING SURFACE WIDTH: 0.866 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.062 INCHES NOMINAL IN
•
STYLE DESIGNATOR: LEVER
•
CATCH STRIKE STYLE: MORTISE
TECHNICAL CHARACTERISTICS
SURFACE HOLE QUANTITY2
TONGUE WIDTH0.530 INCHES NOMINAL IN
DESIGN TYPECLAW ENGAGING
ENGAGING SURFACE WIDTH0.866 INCHES NOMINAL IN
MATERIAL THICKNESS0.062 INCHES NOMINAL IN
STYLE DESIGNATORLEVER
CATCH STRIKE STYLEMORTISE
OVERALL LENGTH1.181 INCHES NOMINAL IN
HEIGHT0.167 INCHES NOMINAL IN
SURFACE HOLE DIAMETER0.167 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 1
616-990060-293Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 TL803B?
TL803B is a CATCH,CLAMPING.
What parts can replace TL803B?
There is 1 known substitute for TL803B: 616-990060-293. Substitute compatibility should be verified for your specific system.
What is the NSN for TL803B?
TL803B is cataloged in the U.S. Government catalog under NSN 5340-00-502-7039. 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.