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MIL-C-5501 — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MIL-C-5501: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include part_name_assigned_by_controlling_agency: PLASTIC PROTECTIVE CAP. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-051-0029, 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
MIL-C-5501
NSN: 5340-00-051-0029
NIINs: 000510029, 001712436, 002056961, 002641208, 002864146, 002864147, 002864161, 002907249, 002971659, 002989419, 004494491, 004818934, 004935835, 005142434, 005314008, 005402674, 005456388, 005974502, 005974503, 005974504, 005974505, 005979439, 005986660, 006642424, 006645868, 007274778, 008040762, 008040792, 008262055, 008820049, 010390334, 010393978, 010419514, 010440984, 010631192, 010659917, 010735434, 011469729, 011542314, 011547249, 011972913, 012315512, 012342876, 012445630, 012590690, 012823643, 012824852, 012825735, 013026252, 013204294, 013341195, 013545934, 013569030, 013591491, 013873728, 013915535, 013990179, 014454326, 014485095, 014486979, 014500301, 014701587, 014701593, 015966145, 016069601, 016069603, 016582941
FSC: 5340 — Hardware, Commercial
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
part_name_assigned_by_controlling_agencyPLASTIC PROTECTIVE CAP
NSN5340-00-051-0029
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MIL-C-5501 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: 1.375 INCHES MINIMUM AND 1.437 INCHES MAXIMUM IN
•
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED: 1.140 INCHES MINIMUM AND 1.160 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: L-P-390, TYPE 1, GRADE 1 FED SPEC SINGLE MATERIAL RESPONSE
•
MATERIAL: PLASTIC
•
INSIDE DIAMETER LENGTH: 0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
•
ROUND CAP OUTSIDE SURFACE CONDITION: SMOOTH
TECHNICAL CHARACTERISTICS
DESIGN TYPEFRICTION
OVERALL DIAMETER1.375 INCHES MINIMUM AND 1.437 INCHES MAXIMUM IN
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED1.140 INCHES MINIMUM AND 1.160 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONL-P-390, TYPE 1, GRADE 1 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALPLASTIC
INSIDE DIAMETER LENGTH0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
ROUND CAP OUTSIDE SURFACE CONDITIONSMOOTH
SUBSTITUTES & CROSS-REFERENCES 9
KAPPEMB10R18Reference document
Same NSN cross-reference
Reference document — Secondary reference
FC-719Reference document
Same NSN cross-reference
Reference document — Secondary reference
494115000800Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
834001-00Reference document
Same NSN cross-reference
Reference document — Secondary reference
4270-20YReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MS90376 20YReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MIL-C-5501?
MIL-C-5501 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace MIL-C-5501?
There are 9 known substitutes for MIL-C-5501: KAPPEMB10R18, FC-719, 494115000800 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-C-5501?
MIL-C-5501 is cataloged in the U.S. Government catalog under NSN 5340-00-051-0029. This indicates validated use in U.S. government and defense supply chains.
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