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52818 — RETICLE ASSEMBLY,OPTICAL INSTRUM

✓ Government record, cited
Clementoni · MRO · MRO_GENERAL
PRODUCT OVERVIEW

52818: RETICLE ASSEMBLY,OPTICAL INSTRUM.

RETICLE ASSEMBLY,OPTICAL INSTRUM. Key specifications include material: COPPER ALLOY, sight_height: 1.625 INCHES NOMINAL IN, thread_class: UNABLE TO DECODE, overall_height: 3.265 INCHES NOMINAL IN, overall_length: 2.000 INCHES NOMINAL IN, wall_thickness: 0.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4720-00-020-3170, 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
MRO→ MRO_GENERAL→ 52818
NSN: 4720-00-020-3170
NIINs: 000203170, 003927852, 005804301
FSC: 4720 — Hose and Flexible Tubing
CAGE: 04NP0 — CONTITECH USA, INC DBA VEYANCE TECHNOLOGIES (USA)
SPECIFICATIONS
materialCOPPER ALLOY
sight_height1.625 INCHES NOMINAL IN
thread_classUNABLE TO DECODE
overall_height3.265 INCHES NOMINAL IN
overall_length2.000 INCHES NOMINAL IN
wall_thickness0.250 INCHES NOMINAL IN
working_length18.687 INCHES NOMINAL IN
inside_diameter1.750 INCHES NOMINAL IN
first_arm_length2.250 INCHES NOMINAL IN
overall_diameter0.719 INCHES NOMINAL IN
style_designatorANGLE PATTERN, SHIELDED FRONT OPENING
thread_directionUNABLE TO DECODE
NSN4720-00-020-3170
COMPONENT DIAGRAM
PIPE SECTION — SCHEDULE = WALL THICKNESS WALL: — OD: — LENGTH: — — — PN: 52818 · Clementoni ⚠ VERIFY BEFORE ORDERING Schedule = wall thickness, NOT pipe diameter. Sch 40 and Sch 80 have the same OD but different wall thickness. Nominal pipe size ≠ actual OD — a 1" pipe is actually 1.315" OD ✓ BROKER TIP Sch 40 = standard wall, Sch 80 = heavy wall (higher pressure), Sch 160 = extra heavy. Seamless pipe is required for high-pressure applications — welded pipe has lower ratings PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FSC APPLICATION DATA: ENGINE COOLING SYSTEM,NONAIRCRAFT
•
STYLE DESIGNATOR: STRAIGHT CORRUGATED
•
WALL THICKNESS: 0.250 INCHES NOMINAL IN
•
INSIDE DIAMETER: 1.750 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC COVER
•
SECOND ARM LENGTH: 2.250 INCHES NOMINAL IN
•
WORKING LENGTH: 18.687 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • Data center switch-to-switch interconnects
  • Server-to-storage fabric connectivity
  • Long-distance fiber optic links
  • High-speed uplink connections (10G/25G/40G/100G)
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAENGINE COOLING SYSTEM,NONAIRCRAFT
STYLE DESIGNATORSTRAIGHT CORRUGATED
WALL THICKNESS0.250 INCHES NOMINAL IN
INSIDE DIAMETER1.750 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC COVER
MATERIALRUBBER SYNTHETIC OVERALL
SECOND ARM LENGTH2.250 INCHES NOMINAL IN
WORKING LENGTH18.687 INCHES NOMINAL IN
FIRST ARM LENGTH2.250 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 3
FH2818Reference document
Same NSN cross-reference
Reference document — Secondary reference
M14Reference document
Same NSN cross-reference
Reference document — Secondary reference
81341Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 52818?
52818 is a RETICLE ASSEMBLY,OPTICAL INSTRUM manufactured by Clementoni. It is classified as a MRO (MRO_GENERAL).
What parts can replace 52818?
There are 3 known substitutes for 52818: FH2818, M14, 81341. Substitute compatibility should be verified for your specific system.
What is the NSN for 52818?
52818 is cataloged in the U.S. Government catalog under NSN 4720-00-020-3170. This indicates validated use in U.S. government and defense supply chains.
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