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4188-SL — RAIL MOUNT,RATCHET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4188-SL: RAIL MOUNT,RATCHET.

The RAIL MOUNT,RATCHET is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, special_features: 9/32 INCH HOLE FOR CABLE FEED-THRU; HANDLES ANTENNAS UP TO 8 FEET LONG; FOR RAILS OF 1 TO 1-1/2 INCH OUTSIDE DIAMETER IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-543-3760, 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
4188-SL
NSN: 5340-01-543-3760
FSC: 5340 — Hardware, Commercial
CAGE: 48TL8 — SHAKESPEARE ELECTRONIC PRODUCTS GROUP (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
special_features9/32 INCH HOLE FOR CABLE FEED-THRU; HANDLES ANTENNAS UP TO 8 FEET LONG; FOR RAILS OF 1 TO 1-1/2 INCH OUTSIDE DIAMETER IN
NSN5340-01-543-3760
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4188-SL 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
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
SPECIAL FEATURES9/32 INCH HOLE FOR CABLE FEED-THRU; HANDLES ANTENNAS UP TO 8 FEET LONG; FOR RAILS OF 1 TO 1-1/2 INCH OUTSIDE DIAMETER IN
MATERIALSTEEL CORROSION RESISTING
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4188-SL?
4188-SL is a RAIL MOUNT,RATCHET.
What is the NSN for 4188-SL?
4188-SL is cataloged in the U.S. Government catalog under NSN 5340-01-543-3760. 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.