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128156-1 — NUT,PLAIN,ROUND

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

128156-1: NUT,PLAIN,ROUND.

The NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include nut_style: ROUND, nut_diameter: 3.745 INCHES MINIMUM AND 3.750 INCHES MAXIMUM IN, nut_thickness: 4.030 INCHES NOMINAL IN, thread_series: ACME, thread_direction: RIGHT-HAND, drive_point_depth: 0.125 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-048-0556, 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
128156-1
NSN: 5310-01-048-0556
NIINs: 010480556, 014128329
FSC: 5310 — Nuts and Washers
CAGE: 52151 — CONTINENTAL ELECTRONICS CORP (USA)
SPECIFICATIONS
nut_styleROUND
nut_diameter3.745 INCHES MINIMUM AND 3.750 INCHES MAXIMUM IN
nut_thickness4.030 INCHES NOMINAL IN
thread_seriesACME
thread_directionRIGHT-HAND
drive_point_depth0.125 INCHES NOMINAL IN
drive_point_width0.250 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN
nominal_thread_size2.750 INCHES IN
drive_point_quantity2
thread_pitch_diameters+2.6500 TO 2.6773 INCHES IN
thread_quantity_per_inch2
NSN5310-01-048-0556
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 128156-1 · 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: ACME
•
THREAD PITCH DIAMETERS: +2.6500 TO 2.6773 INCHES IN
•
DRIVE POINT WIDTH: 0.250 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 2.750 INCHES IN
•
NUT DIAMETER: 3.745 INCHES MINIMUM AND 3.750 INCHES MAXIMUM IN
•
DRIVE POINT DEPTH: 0.125 INCHES NOMINAL IN
•
NUT THICKNESS: 4.030 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
THREAD SERIESACME
THREAD PITCH DIAMETERS+2.6500 TO 2.6773 INCHES IN
DRIVE POINT WIDTH0.250 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE2.750 INCHES IN
NUT DIAMETER3.745 INCHES MINIMUM AND 3.750 INCHES MAXIMUM IN
DRIVE POINT DEPTH0.125 INCHES NOMINAL IN
NUT THICKNESS4.030 INCHES NOMINAL 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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 128156-1?
128156-1 is a NUT,PLAIN,ROUND.
What is the NSN for 128156-1?
128156-1 is cataloged in the U.S. Government catalog under NSN 5310-01-048-0556. This indicates validated use in U.S. government and defense supply chains.
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