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101PC48 ✓ 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

The WASHER,KEY is a the manufacturer industrial component. Key specifications include hole_diameter: 1.094 INCHES NOMINAL IN, outside_diameter: 1.719 INCHES NOMINAL IN, style_designator: KEY, material_thickness: 0.093 INCHES NOMINAL IN, external_straight_key_width: 0.234 INCHES NOMINAL IN, overall_distance_including_keys: 2.000 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-274-9242, 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
101PC48
NSN: 5310-00-274-9242
FSC: 5310
CAGE: 03670 — TYCO FIRE PRODUCTS LP (USA)
SPECIFICATIONS
hole_diameter1.094 INCHES NOMINAL IN
outside_diameter1.719 INCHES NOMINAL IN
style_designatorKEY
material_thickness0.093 INCHES NOMINAL IN
external_key_quantity2
external_straight_key_width0.234 INCHES NOMINAL IN
overall_distance_including_keys2.000 INCHES NOMINAL IN
material_document_and_classificationQQ-B-750,COMP A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-274-9242
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 101PC48 · 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
•
OVERALL DISTANCE INCLUDING KEYS: 2.000 INCHES NOMINAL IN
•
EXTERNAL STRAIGHT KEY WIDTH: 0.234 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-750,COMP A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
STYLE DESIGNATOR: KEY
•
MATERIAL THICKNESS: 0.093 INCHES NOMINAL IN
•
EXTERNAL KEY QUANTITY: 2
•
HOLE DIAMETER: 1.094 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.719 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL DISTANCE INCLUDING KEYS2.000 INCHES NOMINAL IN
EXTERNAL STRAIGHT KEY WIDTH0.234 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-750,COMP A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATORKEY
MATERIAL THICKNESS0.093 INCHES NOMINAL IN
EXTERNAL KEY QUANTITY2
HOLE DIAMETER1.094 INCHES NOMINAL IN
OUTSIDE DIAMETER1.719 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
Y-54Interchangeable
interchangeable cross-reference
interchangeable
SH7-3Interchangeable
interchangeable cross-reference
interchangeable
Y8-4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 101PC48?
101PC48 is a WASHER,KEY.
What parts can replace 101PC48?
There are 3 known substitutes for 101PC48: Y-54, SH7-3, Y8-4. Substitute compatibility should be verified for your specific system.
What is the NSN for 101PC48?
101PC48 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-274-9242. 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