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8156-SS0440 — NUT,PLAIN,ROUND

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

8156-SS0440: NUT,PLAIN,ROUND.

The NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, nut_style: ROUND, nut_diameter: 0.250 INCHES NOMINAL IN, nut_thickness: 0.500 INCHES NOMINAL IN, thread_direction: RIGHT-HAND, nominal_thread_size: 0.040 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-276-0817, 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
8156-SS0440
NSN: 5340-01-276-0817
NIINs: 012760817, 015194261
FSC: 5340 — Hardware, Commercial
CAGE: 06540 — NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
nut_styleROUND
nut_diameter0.250 INCHES NOMINAL IN
nut_thickness0.500 INCHES NOMINAL IN
thread_directionRIGHT-HAND
nominal_thread_size0.040 INCHES IN
end_item_identificationINTERCONNECTION
thread_quantity_per_inch40
part_name_assigned_by_controlling_agencyNAVY SPECIAL PROJECT
NSN5340-01-276-0817
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8156-SS0440 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
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCYPOST,ELECTRICAL-MECHANICAL EQUIPMENT
SUBSTITUTES & CROSS-REFERENCES 1
1684-440-SS-20Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8156-SS0440?
8156-SS0440 is a NUT,PLAIN,ROUND.
What parts can replace 8156-SS0440?
There is 1 known substitute for 8156-SS0440: 1684-440-SS-20. Substitute compatibility should be verified for your specific system.
What is the NSN for 8156-SS0440?
8156-SS0440 is cataloged in the U.S. Government catalog under NSN 5340-01-276-0817. This indicates validated use in U.S. government and defense supply chains.
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