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121-355 — CABLE ASSEMBLY,POWER,ELECTRICAL

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

121-355: CABLE ASSEMBLY,POWER,ELECTRICAL.

CABLE ASSEMBLY,POWER,ELECTRICAL. Key specifications include material: ALUMINUM OVERALL, body_width: 0.430 INCHES NOMINAL IN, body_height: 0.008 INCHES NOMINAL IN, body_length: 0.430 INCHES NOMINAL IN, conductor_form: STRANDED ALL CONDUCTORS, overall_length: 28.000 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 4810-00-555-1418, 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→ 121-355
NSN: 4810-00-555-1418
NIINs: 005551418, 011992510, 013450968, 014711812, 014754491
FSC: 4810 — Valves, Powered
CAGE: 79318 — MEGGITT NORTH HOLLYWOOD INC (USA)
SPECIFICATIONS
materialALUMINUM OVERALL
body_width0.430 INCHES NOMINAL IN
body_height0.008 INCHES NOMINAL IN
body_length0.430 INCHES NOMINAL IN
conductor_formSTRANDED ALL CONDUCTORS
overall_length28.000 INCHES IN
features_providedELECTROSTATIC SENSITIVE AND BIPOLAR AND LOW NOISE AND HYBRID
storage_temp_range-65.0 TO 150.0 CELSIUS DEGC
test_data_document96906-MIL-STD-883 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
operating_temp_range-55.0 TO 125.0 CELSIUS DEGC
round_conductor_size4 AWG ALL CONDUCTORS
hybrid_technology_typeMONOLITHIC
NSN4810-00-555-1418
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 121-355 · 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
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
SUBSTITUTES & CROSS-REFERENCES 1
4810PL0796965Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 121-355?
121-355 is a CABLE ASSEMBLY,POWER,ELECTRICAL. It is classified as a MRO (MRO_GENERAL).
What parts can replace 121-355?
There is 1 known substitute for 121-355: 4810PL0796965. Substitute compatibility should be verified for your specific system.
What is the NSN for 121-355?
121-355 is cataloged in the U.S. Government catalog under NSN 4810-00-555-1418. 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.