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L1166 — JACK,TELEPHONE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

L1166: JACK,TELEPHONE.

The JACK,TELEPHONE is a the manufacturer industrial component. Key specifications include material: PLASTIC PHENOLIC INSULATOR, body_style: THREADED BUSHING MOUNTED LONG FRAME, body_width: 0.750 INCHES NOMINAL IN, thread_class: 2A A, terminal_type: TAB, SOLDER LUG, overall_height: 0.875 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5307-00-274-1393, 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
L1166
NSN: 5307-00-274-1393
NIINs: 002741393, 008680467
FSC: 5307 — Studs
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialPLASTIC PHENOLIC INSULATOR
body_styleTHREADED BUSHING MOUNTED LONG FRAME
body_width0.750 INCHES NOMINAL IN
thread_class2A A
terminal_typeTAB, SOLDER LUG
overall_height0.875 INCHES NOMINAL IN
overall_length3.531 INCHES NOMINAL IN
thread_directionRIGHT-HAND
precious_materialSILVER
surface_treatmentTIN TERMINAL
nominal_thread_size0.375 INCHES IN
mounting_bushing_length0.375 INCHES NOMINAL IN
NSN5307-00-274-1393
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: L1166 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is L1166?
L1166 is a JACK,TELEPHONE.
What is the NSN for L1166?
L1166 is cataloged in the U.S. Government catalog under NSN 5307-00-274-1393. 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.