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2637506PC5 — NUT,SELF-LOCKING,KNURLED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

2637506PC5: NUT,SELF-LOCKING,KNURLED.

The NUT,SELF-LOCKING,KNURLED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, nut_style: KNURLED, nut_diameter: 0.750 INCHES NOMINAL IN, thread_class: 3B, nut_thickness: 0.516 INCHES MINIMUM AND 0.536 INCHES MAXIMUM IN, thread_series: UNF. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-431-6776, 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
2637506PC5
NSN: 5310-00-431-6776
FSC: 5310 — Nuts and Washers
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
nut_styleKNURLED
nut_diameter0.750 INCHES NOMINAL IN
thread_class3B
nut_thickness0.516 INCHES MINIMUM AND 0.536 INCHES MAXIMUM IN
thread_seriesUNF
special_featuresINSIDE DIAMETER OF 0.515 IN. WITH 8 EQUALLY SPACED SCALLOPS TO A DEPTH OF 0.216 IN. IN
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
nominal_thread_size0.438 INCHES IN
thread_quantity_per_inch20
surface_treatment_document_and_classificationMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-00-431-6776
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2637506PC5 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD SERIES: UNF
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.438 INCHES IN
•
NUT DIAMETER: 0.750 INCHES NOMINAL IN
•
NUT THICKNESS: 0.516 INCHES MINIMUM AND 0.536 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIESUNF
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.438 INCHES IN
NUT DIAMETER0.750 INCHES NOMINAL IN
NUT THICKNESS0.516 INCHES MINIMUM AND 0.536 INCHES MAXIMUM IN
SPECIAL FEATURESINSIDE DIAMETER OF 0.515 IN. WITH 8 EQUALLY SPACED SCALLOPS TO A DEPTH OF 0.216 IN. IN
SURFACE TREATMENTPASSIVATE OVERALL
NUT STYLEKNURLED
THREAD CLASS3B
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2637506PC5?
2637506PC5 is a NUT,SELF-LOCKING,KNURLED.
What is the NSN for 2637506PC5?
2637506PC5 is cataloged in the U.S. Government catalog under NSN 5310-00-431-6776. This indicates validated use in U.S. government and defense supply chains.
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