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2753931 — RING,RETAINING,OPTICAL ELEMENT

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

2753931: RING,RETAINING,OPTICAL ELEMENT.

The RING,RETAINING,OPTICAL ELEMENT is a the manufacturer optical transceiver module designed for high-speed data center interconnects. Key specifications include material: ALUMINUM ALLOY 6061, body_style: TEE, outside_diameter: 1.425 INCHES NOMINAL IN, special_features: THIS IS EYECUP ADAPTER NON-THREADED, end_item_identification: AN/PVS-14, internal_flange_thickness: 1.147 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-422-8314, 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→ 2753931
NSN: 4820-01-422-8314
NIINs: 014228314, 015342279
FSC: 4820 — Valves, Nonpowered
CAGE: 06848 — HONEYWELL INTERNATIONAL INC DIV AEROSPACE-SOUTH BEND (BENDIX DR) (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061
body_styleTEE
outside_diameter1.425 INCHES NOMINAL IN
special_featuresTHIS IS EYECUP ADAPTER NON-THREADED
end_connection_quantity3
end_item_identificationAN/PVS-14
internal_flange_thickness1.147 INCHES NOMINAL IN
NSN4820-01-422-8314
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2753931 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
BODY STYLE: TEE
•
END CONNECTION QUANTITY: 3
•
MATERIAL: COPPER ALLOY AND NICKEL OVERALL
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
BODY STYLETEE
END CONNECTION QUANTITY3
SPECIAL FEATURESSIZE 0.750 VALVE,MODEL NO. 16-002-008
END ITEM IDENTIFICATION4920013890602,VERTICAL LAUNCHING SYSTEM MK-41
MATERIALCOPPER ALLOY AND NICKEL OVERALL
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
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FREQUENTLY ASKED QUESTIONS
What is 2753931?
2753931 is a RING,RETAINING,OPTICAL ELEMENT. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 2753931?
2753931 is cataloged in the U.S. Government catalog under NSN 4820-01-422-8314. This indicates validated use in U.S. government and defense supply chains.
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✓ 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.