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D176 — COUPLING,SHAFT,RIGID

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

D176: COUPLING,SHAFT,RIGID.

The COUPLING,SHAFT,RIGID is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: SPLINED BOTH ENDS, head_style: HEADLESS (SETSCREW), point_style: POINTLESS, spline_type: STRAIGHT BOTH ENDS, thread_class: 3A A. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-308-8153, 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
D176
NSN: 5340-00-308-8153
NIINs: 003088153, 003525742, 011522591
FSC: 5340 — Hardware, Commercial
CAGE: 30793 — INSINGER MACHINE CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSPLINED BOTH ENDS
head_styleHEADLESS (SETSCREW)
point_stylePOINTLESS
spline_typeSTRAIGHT BOTH ENDS
thread_class3A A
body_materialSTEEL
spline_length2.8750 INCHES NOMINAL FIRST END IN
overall_length3.375 INCHES NOMINAL IN
fastener_length0.500 INCHES NOMINAL IN
spline_quantity6 BOTH ENDS
overall_diameter2.5589 INCHES MINIMUM AND 2.5593 INCHES MAXIMUM IN
NSN5340-00-308-8153
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: D176 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
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 D176?
D176 is a COUPLING,SHAFT,RIGID.
What is the NSN for D176?
D176 is cataloged in the U.S. Government catalog under NSN 5340-00-308-8153. This indicates validated use in U.S. government and defense supply chains.
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