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405637 — TUBE ASSEMBLY,METAL

✓ Government record, cited
3M · NUT WASHER
PRODUCT OVERVIEW

405637: TUBE ASSEMBLY,METAL.

The TUBE ASSEMBLY,METAL is a 3M industrial component. Key specifications include material: COPPER ALLOY SINGLE END, design_form: PREBENT, thread_class: 2B SINGLE END, wall_thickness: 0.035 INCHES NOMINAL IN, thread_direction: RIGHT-HAND SINGLE END, mating_end_quantity: 2 SINGLE END. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-072-1112, 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
405637
NSN: 5310-01-072-1112
NIINs: 010721112, 011923732
FSC: 5310 — Nuts and Washers
CAGE: 57712 — TELEMECHANICS INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY SINGLE END
design_formPREBENT
thread_class2B SINGLE END
wall_thickness0.035 INCHES NOMINAL IN
thread_directionRIGHT-HAND SINGLE END
mating_end_quantity2 SINGLE END
nominal_thread_size0.875 INCHES SINGLE END IN
end_connection_stylePLAIN SINGLE END
tube_outside_diameter0.625 INCHES NOMINAL IN
thread_series_designatorUNF SINGLE END
NSN5310-01-072-1112
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 405637 · 3M ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
WIDTH ACROSS FLATS: 0.500 INCHES NOMINAL IN
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
•
NUT DIAMETER: 0.750 INCHES NOMINAL IN
•
NUT THICKNESS: 0.187 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.500 INCHES NOMINAL IN
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.250 INCHES IN
NUT DIAMETER0.750 INCHES NOMINAL IN
NUT THICKNESS0.187 INCHES NOMINAL IN
SPECIAL FEATURES0.718 IN. RADIUS ON SIDE OPPOSITE BEARING SURFACE IN
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
NUT STYLEROUND
THREAD CLASS2B
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 405637?
405637 is a TUBE ASSEMBLY,METAL manufactured by 3M.
What is the NSN for 405637?
405637 is cataloged in the U.S. Government catalog under NSN 5310-01-072-1112. This indicates validated use in U.S. government and defense supply chains.
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