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MED-40 — STRAP,RETAINING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MED-40: STRAP,RETAINING.

The STRAP,RETAINING is a the manufacturer industrial component. Key specifications include cushion: NOT INCLUDED, material: STEEL LOCATION NOT OTHERWISE SPECIFIED, mounting_pad: NOT INCLUDED, overall_width: 0.875 INCHES NOMINAL IN, overall_length: 4.000 INCHES NOMINAL IN, style_designator: CURVED ARCH. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-145-3271, 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
MED-40
NSN: 5340-01-145-3271
FSC: 5340 — Hardware, Commercial
CAGE: 76369 — MINERALLAC ELECTRIC CO (USA)
SPECIFICATIONS
cushionNOT INCLUDED
materialSTEEL LOCATION NOT OTHERWISE SPECIFIED
mounting_padNOT INCLUDED
overall_width0.875 INCHES NOMINAL IN
overall_length4.000 INCHES NOMINAL IN
style_designatorCURVED ARCH
surface_treatmentZINC
material_thickness0.083 INCHES NOMINAL IN
mounting_hole_size0.062 INCHES NOMINAL IN
inside_diameter/arch_length0.844 INCHES NOMINAL IN
distance_between_base_and_inside_of_arch0.167 INCHES NOMINAL IN
center_to_center_distance_between_arch_and_mounting_hole2.516 INCHES NOMINAL IN
NSN5340-01-145-3271
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MED-40 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: 0.062 INCHES NOMINAL IN
•
MOUNTING PAD: NOT INCLUDED
•
STYLE DESIGNATOR: CURVED ARCH
•
MATERIAL THICKNESS: 0.083 INCHES NOMINAL IN
•
CUSHION: NOT INCLUDED
•
DISTANCE BETWEEN BASE AND INSIDE OF ARCH: 0.167 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE SIZE0.062 INCHES NOMINAL IN
MOUNTING PADNOT INCLUDED
STYLE DESIGNATORCURVED ARCH
OVERALL LENGTH4.000 INCHES NOMINAL IN
OVERALL WIDTH0.875 INCHES NOMINAL IN
MATERIAL THICKNESS0.083 INCHES NOMINAL IN
CUSHIONNOT INCLUDED
DISTANCE BETWEEN BASE AND INSIDE OF ARCH0.167 INCHES NOMINAL IN
SURFACE TREATMENTZINC
MATERIALSTEEL 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 MED-40?
MED-40 is a STRAP,RETAINING.
What is the NSN for MED-40?
MED-40 is cataloged in the U.S. Government catalog under NSN 5340-01-145-3271. 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.