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Technical Data Sheet
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0018-8307 — O-RING

✓ Government record, cited
Hama · ORING SEAL
PRODUCT OVERVIEW

0018-8307: O-RING.

- The power pack provides an energy boost on the go - High-density cells allow a more compact and lightweight construction than conventional cells - Certified cells guarantee the highest safety standard and top quality - Optimized charging process saves the battery thus extending its service life - Stylish look and feel: looks good, feels good - Charges two devices simultaneously - Easy and quick connection thanks to the USB-C plug that can be used on both sides This part is cataloged in the U.S. Government catalog under NSN 5331-00-402-2594, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
0018-8307
NSN: 5331-00-402-2594
FSC: 5331 — O-ring
CAGE: D7040 — TRELLEBORG SEALING SOLUTIONS GERMANY GMBH (DEU)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
center_hole_diameter0.733 INCHES MINIMUM AND 0.743 INCHES MAXIMUM IN
cross-sectional_height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
NSN5331-00-402-2594
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 0018-8307 MFR: Hama ⚠ 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
•
CROSS-SECTIONAL HEIGHT: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 0.733 INCHES MINIMUM AND 0.743 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
CENTER HOLE DIAMETER0.733 INCHES MINIMUM AND 0.743 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES 3
O118-8307Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2154132Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
018-8307Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 0018-8307?
0018-8307 is a O-RING manufactured by Hama.
What parts can replace 0018-8307?
There are 3 known substitutes for 0018-8307: O118-8307, 2154132, 018-8307. Substitute compatibility should be verified for your specific system.
What is the NSN for 0018-8307?
0018-8307 is cataloged in the U.S. Government catalog under NSN 5331-00-402-2594. 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.