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6743966 — STRAP,RETAINING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

6743966: STRAP,RETAINING.

The STRAP,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 LOCATION NOT OTHERWISE SPECIFIED, overall_width: 1.880 INCHES NOMINAL IN, overall_length: 6.180 INCHES NOMINAL IN, style_designator: CURVED ARCH, mounting_hole_size: 0.510 INCHES NOMINAL IN, distance_between_mounting_hole_centers: 5.156 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-446-5880, 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
6743966
NSN: 5340-01-446-5880
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 316 LOCATION NOT OTHERWISE SPECIFIED
overall_width1.880 INCHES NOMINAL IN
overall_length6.180 INCHES NOMINAL IN
style_designatorCURVED ARCH
mounting_hole_size0.510 INCHES NOMINAL IN
distance_between_mounting_hole_centers5.156 INCHES NOMINAL IN
distance_between_base_and_inside_of_arch0.940 INCHES NOMINAL IN
NSN5340-01-446-5880
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6743966 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 SIZE: 0.510 INCHES NOMINAL IN
•
DISTANCE BETWEEN MOUNTING HOLE CENTERS: 5.156 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CURVED ARCH
•
DISTANCE BETWEEN BASE AND INSIDE OF ARCH: 0.940 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 316 LOCATION NOT OTHERWISE SPECIFIED
TECHNICAL CHARACTERISTICS
MOUNTING HOLE SIZE0.510 INCHES NOMINAL IN
DISTANCE BETWEEN MOUNTING HOLE CENTERS5.156 INCHES NOMINAL IN
STYLE DESIGNATORCURVED ARCH
OVERALL LENGTH6.180 INCHES NOMINAL IN
OVERALL WIDTH1.880 INCHES NOMINAL IN
DISTANCE BETWEEN BASE AND INSIDE OF ARCH0.940 INCHES NOMINAL IN
MATERIALSTEEL COMP 316 LOCATION NOT OTHERWISE SPECIFIED
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 6743966?
6743966 is a STRAP,RETAINING.
What is the NSN for 6743966?
6743966 is cataloged in the U.S. Government catalog under NSN 5340-01-446-5880. 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.