Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW
CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: PLASTIC, design_type: THREADED, thread_class: 2B, overall_diameter: 0.750 INCHES NOMINAL IN, inside_diameter_length: 0.790 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN, round_cap_outside_surface_condition: SMOOTH. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-138-2166, 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
M5501/3-R12
NSN:5340-01-138-2166 FSC:5340 CAGE:81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
material
PLASTIC
design_type
THREADED
thread_class
2B
overall_diameter
0.750 INCHES NOMINAL IN
inside_diameter_length
0.790 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN
round_cap_outside_surface_condition
SMOOTH
material_document_and_classification
L-P-390, TYPE 1, CLASS L, GRADE 2 FED SPEC SINGLE MATERIAL RESPONSE
thread_size_and_series/type_designator
1.062-12 UN
NSN
5340-01-138-2166
COMPONENT DIAGRAM
KEY FEATURES
•
THREAD CLASS: 2B
•
OVERALL DIAMETER: 0.750 INCHES NOMINAL IN
•
MATERIAL: PLASTIC
•
INSIDE DIAMETER LENGTH: 0.790 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN
•
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 1.062-12 UN
•
ROUND CAP OUTSIDE SURFACE CONDITION: SMOOTH
•
DESIGN TYPE: THREADED
•
MATERIAL DOCUMENT AND CLASSIFICATION: L-P-390, TYPE 1, CLASS L, GRADE 2 FED SPEC SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS
2B
OVERALL DIAMETER
0.750 INCHES NOMINAL IN
MATERIAL
PLASTIC
INSIDE DIAMETER LENGTH
0.790 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN
THREAD SIZE AND SERIES/TYPE DESIGNATOR
1.062-12 UN
ROUND CAP OUTSIDE SURFACE CONDITION
SMOOTH
DESIGN TYPE
THREADED
MATERIAL DOCUMENT AND CLASSIFICATION
L-P-390, TYPE 1, CLASS L, GRADE 2 FED SPEC SINGLE MATERIAL RESPONSE
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FREQUENTLY ASKED QUESTIONS
What is M5501/3-R12?
M5501/3-R12 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace M5501/3-R12?
There are 21 known substitutes for M5501/3-R12: NAS817-6, NAS835-6A, 10117546 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M5501/3-R12?
M5501/3-R12 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-138-2166. This indicates validated use in U.S. government and defense supply chains.
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