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Technical Data Sheet
PartsTable / COMPONENT / 27744-01
27744-01 ✓ 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 NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: ROUND, nut_diameter: 1.547 INCHES MINIMUM AND 1.567 INCHES MAXIMUM IN, thread_class: 3B, nut_thickness: 0.281 INCHES NOMINAL IN, thread_series: UNS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-437-0274, 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
27744-01
NSN: 5310-00-437-0274
FSC: 5310
CAGE: 35351 — GE AVIATION SYSTEMS LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleROUND
nut_diameter1.547 INCHES MINIMUM AND 1.567 INCHES MAXIMUM IN
thread_class3B
nut_thickness0.281 INCHES NOMINAL IN
thread_seriesUNS
thread_directionRIGHT-HAND
drive_point_depth0.073 INCHES MINIMUM AND 0.093 INCHES MAXIMUM IN
drive_point_width0.187 INCHES NOMINAL IN
surface_treatmentOXIDE OVERALL
nominal_thread_size0.9687 INCHES IN
drive_point_quantity4
NSN5310-00-437-0274
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 27744-01 · 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
•
MATERIAL: STEEL OVERALL
•
NUT STYLE: ROUND
•
DRIVE POINT WIDTH: 0.187 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 0.9687 INCHES IN
•
THREAD SERIES: UNS
•
THREAD QUANTITY PER INCH: 32
•
NUT THICKNESS: 0.281 INCHES NOMINAL IN
•
SURFACE TREATMENT: OXIDE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
NUT STYLEROUND
DRIVE POINT WIDTH0.187 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.9687 INCHES IN
THREAD SERIESUNS
THREAD QUANTITY PER INCH32
NUT THICKNESS0.281 INCHES NOMINAL IN
SURFACE TREATMENTOXIDE OVERALL
THREAD CLASS3B
NUT DIAMETER1.547 INCHES MINIMUM AND 1.567 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
G54P10532Interchangeable
interchangeable cross-reference
interchangeable
27744Interchangeable
interchangeable cross-reference
interchangeable
NAF1A197Interchangeable
interchangeable cross-reference
interchangeable
5867409265Interchangeable
interchangeable cross-reference
interchangeable
SK40-9265AInterchangeable
interchangeable cross-reference
interchangeable
119-0562Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 27744-01?
27744-01 is a NUT,PLAIN,ROUND.
What parts can replace 27744-01?
There are 8 known substitutes for 27744-01: G54P10532, 27744, NAF1A197 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 27744-01?
27744-01 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-437-0274. 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