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115-8459 — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

115-8459: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: RUBBER SILICONE, design_type: FRICTION, overall_diameter: 4.000 INCHES NOMINAL IN, inside_diameter_length: 2.650 INCHES NOMINAL IN, round_cap_outside_surface_condition: SMOOTH, material_document_and_classification: ZZ-R-765, CLASS 3B, GRADE 70 FED SPEC SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-321-4176, 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
115-8459
NSN: 5340-01-321-4176
FSC: 5340 — Hardware, Commercial
CAGE: 36024 — LIBBY POWER SYSTEMS, LLC (USA)
SPECIFICATIONS
materialRUBBER SILICONE
design_typeFRICTION
overall_diameter4.000 INCHES NOMINAL IN
special_featuresINCL COATED CRES LANYARD,9.750 IN. MIN 10.250 IN. MAX LG; TWENTY MOLDED TRUNCATED CONICAL FINGERS SPACE 18.0 DEG APART LOCATED INSIDE CAP CAVITY; COLOR RED; DUST CAP TO FIT NIPPLES PER MS33740 IN
inside_diameter_length2.650 INCHES NOMINAL IN
round_cap_outside_surface_conditionSMOOTH
material_document_and_classificationZZ-R-765, CLASS 3B, GRADE 70 FED SPEC SINGLE MATERIAL RESPONSE
tube_outside_diameter_for_which_designed3.200 INCHES NOMINAL IN
NSN5340-01-321-4176
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 115-8459 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
•
OVERALL DIAMETER: 4.000 INCHES NOMINAL IN
•
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED: 3.200 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ZZ-R-765, CLASS 3B, GRADE 70 FED SPEC SINGLE MATERIAL RESPONSE
•
MATERIAL: RUBBER SILICONE
•
INSIDE DIAMETER LENGTH: 2.650 INCHES NOMINAL IN
•
ROUND CAP OUTSIDE SURFACE CONDITION: SMOOTH
TECHNICAL CHARACTERISTICS
DESIGN TYPEFRICTION
OVERALL DIAMETER4.000 INCHES NOMINAL IN
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED3.200 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONZZ-R-765, CLASS 3B, GRADE 70 FED SPEC SINGLE MATERIAL RESPONSE
SPECIAL FEATURESINCL COATED CRES LANYARD,9.750 IN. MIN 10.250 IN. MAX LG; TWENTY MOLDED TRUNCATED CONICAL FINGERS SPACE 18.0 DEG APART LOCATED INSIDE CAP CAVITY; COLOR RED; DUST CAP TO FIT NIPPLES PER MS33740 IN
MATERIALRUBBER SILICONE
INSIDE DIAMETER LENGTH2.650 INCHES NOMINAL IN
ROUND CAP OUTSIDE SURFACE CONDITIONSMOOTH
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
0019-0007Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 115-8459?
115-8459 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace 115-8459?
There is 1 known substitute for 115-8459: 0019-0007. Substitute compatibility should be verified for your specific system.
What is the NSN for 115-8459?
115-8459 is cataloged in the U.S. Government catalog under NSN 5340-01-321-4176. This indicates validated use in U.S. government and defense supply chains.
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