PartsTable
Technical Data Sheet
Download PDF

C2058 — PLUG,PROTECTIVE,DUST AND MOISTUR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

C2058: PLUG,PROTECTIVE,DUST AND MOISTUR.

PLUG,PROTECTIVE,DUST AND MOISTUR. Key specifications include design_type: FRICTION, special_features: BLACK IN COLOR, MATERIAL NYLON 6/6, HOLE SIZE 0.500 DIAMETER, end_item_identification: 3930-01-641-7505, part_name_assigned_by_controlling_agency: PLUG, HOLE .500 BLACK, tube_outside_diameter_for_which_designed: 0.49 INCHES NOMINAL IN, opening_inside_diameter_for_which_designed: 0.92 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-667-9526, 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
C2058
NSN: 5340-01-667-9526
FSC: 5340 — Hardware, Commercial
CAGE: 68BK2 — HEYCO MOLDED PRODUCTS INC (USA)
SPECIFICATIONS
design_typeFRICTION
special_featuresBLACK IN COLOR, MATERIAL NYLON 6/6, HOLE SIZE 0.500 DIAMETER
end_item_identification3930-01-641-7505
part_name_assigned_by_controlling_agencyPLUG, HOLE .500 BLACK
tube_outside_diameter_for_which_designed0.49 INCHES NOMINAL IN
opening_inside_diameter_for_which_designed0.92 INCHES NOMINAL IN
NSN5340-01-667-9526
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: C2058 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
•
DESIGN TYPE: FRICTION
•
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED: 0.49 INCHES NOMINAL IN
•
OPENING INSIDE DIAMETER FOR WHICH DESIGNED: 0.92 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
DESIGN TYPEFRICTION
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED0.49 INCHES NOMINAL IN
OPENING INSIDE DIAMETER FOR WHICH DESIGNED0.92 INCHES NOMINAL IN
SPECIAL FEATURESBLACK IN COLOR, MATERIAL NYLON 6/6, HOLE SIZE 0.500 DIAMETER
PART NAME ASSIGNED BY CONTROLLING AGENCYPLUG, HOLE .500 BLACK
END ITEM IDENTIFICATION3930-01-641-7505
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
Ready to buy C2058?
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 C2058?
C2058 is a PLUG,PROTECTIVE,DUST AND MOISTUR.
What is the NSN for C2058?
C2058 is cataloged in the U.S. Government catalog under NSN 5340-01-667-9526. 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 — C2058

✓ 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.