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93126A130 — NUT,SELF-LOCKING,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

93126A130: NUT,SELF-LOCKING,HEXAGON.

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL EXCEPT INSERT, nut_style: HEXAGON, nut_height: 1.531 INCHES NOMINAL IN, thread_class: 2B, special_features: ROCKWELL RATING OF C25, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-643-5625, 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
93126A130
NSN: 5310-01-643-5625
FSC: 5310 — Nuts and Washers
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL EXCEPT INSERT
nut_styleHEXAGON
nut_height1.531 INCHES NOMINAL IN
thread_class2B
special_featuresROCKWELL RATING OF C25
thread_directionRIGHT-HAND
surface_treatmentOXIDE OVERALL EXCEPT INSERT
width_across_flats2.75 INCHES NOMINAL IN
nominal_thread_size1.75 INCHES IN
thread_quantity_per_inchA12
part_name_assigned_by_controlling_agencyLOCKNUT,EXTRA WIDE
NSN5310-01-643-5625
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 93126A130 · 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
•
WIDTH ACROSS FLATS: 2.75 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 1.75 INCHES IN
•
NUT HEIGHT: 1.531 INCHES NOMINAL IN
•
SURFACE TREATMENT: OXIDE OVERALL EXCEPT INSERT
•
NUT STYLE: HEXAGON
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS2.75 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE1.75 INCHES IN
NUT HEIGHT1.531 INCHES NOMINAL IN
SPECIAL FEATURESROCKWELL RATING OF C25
SURFACE TREATMENTOXIDE OVERALL EXCEPT INSERT
PART NAME ASSIGNED BY CONTROLLING AGENCYLOCKNUT,EXTRA WIDE
NUT STYLEHEXAGON
THREAD CLASS2B
THREAD QUANTITY PER INCHA12
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 93126A130?
93126A130 is a NUT,SELF-LOCKING,HEXAGON.
What is the NSN for 93126A130?
93126A130 is cataloged in the U.S. Government catalog under NSN 5310-01-643-5625. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.