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48523 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

CABLE ASSEMBLY,SPECIAL PURPOSE,E. Key specifications include material: STEEL OVERALL, point_type: CONVENTIONAL, point_angle: 118.0 DEGREES NOMINAL, shank_style: STRAIGHT ROUND, flute_length: 1.750 INCHES NOMINAL IN, recess_angle: 88.0 DEGREES MINIMUM AND 92.0 DEGREES MAXIMUM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-148-4680, 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
48523
NSN: 5310-00-148-4680
FSC: 5310
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
point_typeCONVENTIONAL
point_angle118.0 DEGREES NOMINAL
shank_styleSTRAIGHT ROUND
flute_length1.750 INCHES NOMINAL IN
recess_angle88.0 DEGREES MINIMUM AND 92.0 DEGREES MAXIMUM
hole_diameter0.960 INCHES MINIMUM AND 0.965 INCHES MAXIMUM IN
flute_quantity2
overall_length3.062 INCHES NOMINAL IN
recess_diameter1.020 INCHES MINIMUM AND 1.025 INCHES MAXIMUM IN
outside_diameter1.615 INCHES MINIMUM AND 1.635 INCHES MAXIMUM IN
special_features25 PIN DB25 TO 34 PIN WINCHESTER TYPE V.35. 6 FT FT
NSN5310-00-148-4680
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 48523 · 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
•
STYLE DESIGNATOR: RECESSED
•
MATERIAL: COPPER ALLOY OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 4846 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
RECESS DIAMETER: 1.020 INCHES MINIMUM AND 1.025 INCHES MAXIMUM IN
•
RECESS ANGLE: 88.0 DEGREES MINIMUM AND 92.0 DEGREES MAXIMUM
•
OUTSIDE DIAMETER: 1.615 INCHES MINIMUM AND 1.635 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.061 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN
•
HOLE DIAMETER: 0.960 INCHES MINIMUM AND 0.965 INCHES MAXIMUM IN
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORRECESSED
MATERIALCOPPER ALLOY OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 4846 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
RECESS DIAMETER1.020 INCHES MINIMUM AND 1.025 INCHES MAXIMUM IN
RECESS ANGLE88.0 DEGREES MINIMUM AND 92.0 DEGREES MAXIMUM
OUTSIDE DIAMETER1.615 INCHES MINIMUM AND 1.635 INCHES MAXIMUM IN
MATERIAL THICKNESS0.061 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN
HOLE DIAMETER0.960 INCHES MINIMUM AND 0.965 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
48523Interchangeable
interchangeable cross-reference
interchangeable
157 23/64Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 48523?
48523 is a CABLE ASSEMBLY,SPECIAL PURPOSE,E.
What parts can replace 48523?
There are 2 known substitutes for 48523: 48523, 157 23/64. Substitute compatibility should be verified for your specific system.
What is the NSN for 48523?
48523 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-148-4680. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026