PartsTable
Technical Data Sheet
Download PDF

3098B — BOOT,DUST AND MOISTURE SEAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3098B: BOOT,DUST AND MOISTURE SEAL.

The BOOT,DUST AND MOISTURE SEAL is a the manufacturer industrial component. Key specifications include material: RUBBER SILICONE BODY, overall_height: 0.530 INCHES NOMINAL IN, mounting_method: FRICTION, style_designator: THRU-HOLE, base_outside_diameter: 0.788 INCHES NOMINAL IN, opening_inside_diameter: 0.275 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-871-3582, 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
3098B
NSN: 5340-00-871-3582
FSC: 5340 — Hardware, Commercial
CAGE: 97539 — APM HEXSEAL CORP (USA)
SPECIFICATIONS
materialRUBBER SILICONE BODY
overall_height0.530 INCHES NOMINAL IN
mounting_methodFRICTION
style_designatorTHRU-HOLE
base_outside_diameter0.788 INCHES NOMINAL IN
opening_inside_diameter0.275 INCHES NOMINAL IN
NSN5340-00-871-3582
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3098B 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
•
OPENING INSIDE DIAMETER: 0.275 INCHES NOMINAL IN
•
MOUNTING METHOD: FRICTION
•
STYLE DESIGNATOR: THRU-HOLE
•
BASE OUTSIDE DIAMETER: 0.788 INCHES NOMINAL IN
•
MATERIAL: RUBBER SILICONE BODY
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.530 INCHES NOMINAL IN
OPENING INSIDE DIAMETER0.275 INCHES NOMINAL IN
MOUNTING METHODFRICTION
STYLE DESIGNATORTHRU-HOLE
BASE OUTSIDE DIAMETER0.788 INCHES NOMINAL IN
MATERIALRUBBER SILICONE BODY
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
714830-2Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 3098B?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 3098B?
3098B is a BOOT,DUST AND MOISTURE SEAL.
What parts can replace 3098B?
There is 1 known substitute for 3098B: 714830-2. Substitute compatibility should be verified for your specific system.
What is the NSN for 3098B?
3098B is cataloged in the U.S. Government catalog under NSN 5340-00-871-3582. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 3098B

✓ 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.