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TP10740 — NUT,PLAIN,ROUND

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

TP10740: NUT,PLAIN,ROUND.

The NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 462 OR COPPER ALLOY 464 OR COPPER ALLOY 482 OR COPPER ALLOY 485 OVERALL, nut_style: ROUND, nut_diameter: 0.401 INCHES MINIMUM AND 0.411 INCHES MAXIMUM IN, thread_class: 2B, nut_thickness: 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN, thread_series: UNIFIED NATIONAL COARSE (UNC). This part is cataloged in the U.S.

Government catalog under NSN 5310-00-221-3866, 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
TP10740
NSN: 5310-00-221-3866
FSC: 5310 — Nuts and Washers
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialCOPPER ALLOY 462 OR COPPER ALLOY 464 OR COPPER ALLOY 482 OR COPPER ALLOY 485 OVERALL
nut_styleROUND
nut_diameter0.401 INCHES MINIMUM AND 0.411 INCHES MAXIMUM IN
thread_class2B
nut_thickness0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
thread_seriesUNIFIED NATIONAL COARSE (UNC)
thread_directionRIGHT-HAND
drive_point_depth0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN
drive_point_width0.058 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
nominal_thread_size0.250 INCHES IN
drive_point_quantity2
thread_quantity_per_inch20
NSN5310-00-221-3866
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: TP10740 · OEM ⚠ 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
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-637 FED SPEC ALL MATERIAL RESPONSES OVERALL
•
DRIVE POINT WIDTH: 0.058 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
•
NUT DIAMETER: 0.401 INCHES MINIMUM AND 0.411 INCHES MAXIMUM IN
•
DRIVE POINT DEPTH: 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN
•
NUT THICKNESS: 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-637 FED SPEC ALL MATERIAL RESPONSES OVERALL
DRIVE POINT WIDTH0.058 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.250 INCHES IN
NUT DIAMETER0.401 INCHES MINIMUM AND 0.411 INCHES MAXIMUM IN
DRIVE POINT DEPTH0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN
NUT THICKNESS0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
DRIVE POINT QUANTITY2
NUT STYLEROUND
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
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 TP10740?
TP10740 is a NUT,PLAIN,ROUND.
What is the NSN for TP10740?
TP10740 is cataloged in the U.S. Government catalog under NSN 5310-00-221-3866. This indicates validated use in U.S. government and defense supply chains.
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