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539539-2 — RETRACTOR,CABLE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

539539-2: RETRACTOR,CABLE.

The RETRACTOR,CABLE is a the manufacturer cable assembly designed for reliable internal or external connectivity in enterprise server and storage environments. Key specifications include width: 2.500 INCHES NOMINAL IN, height: 1.188 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-159-7400, 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
539539-2
NSN: 5340-00-159-7400
FSC: 5340 — Hardware, Commercial
CAGE: 96214 — RAYTHEON COMPANY DBA RAYTHEON (USA)
SPECIFICATIONS
width2.500 INCHES NOMINAL IN
height1.188 INCHES NOMINAL IN
special_featuresSTEEL BASE. ZINC PLATED. PLASTIC L-P-392 TYPE 1 CLASS 1 DRUMS, CRES QQ-S-766 CLASS 301 SPRING. CRES CABLE, 3.750 IN. LG IN
NSN5340-00-159-7400
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 539539-2 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
•
HEIGHT: 1.188 INCHES NOMINAL IN
•
WIDTH: 2.500 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
TECHNICAL CHARACTERISTICS
HEIGHT1.188 INCHES NOMINAL IN
SPECIAL FEATURESSTEEL BASE. ZINC PLATED. PLASTIC L-P-392 TYPE 1 CLASS 1 DRUMS, CRES QQ-S-766 CLASS 301 SPRING. CRES CABLE, 3.750 IN. LG IN
WIDTH2.500 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 2
ML2918Reference document
Same NSN cross-reference
Reference document — Secondary reference
7900236-01Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 539539-2?
539539-2 is a RETRACTOR,CABLE.
What parts can replace 539539-2?
There are 2 known substitutes for 539539-2: ML2918, 7900236-01. Substitute compatibility should be verified for your specific system.
What is the NSN for 539539-2?
539539-2 is cataloged in the U.S. Government catalog under NSN 5340-00-159-7400. 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.