PartsTable
Technical Data Sheet
0103030 ✓ 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,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, nut_height: 0.535 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNF, hardness_rating: 80.0 ROCKWELL B MINIMUM AND 32.0 ROCKWELL C MAXIMUM. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-010-3030, 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
0103030
NSN: 5310-00-010-3030
FSC: 5310
CAGE: 28548 — FABRICATION SPECIALTY INC DBA FABRICATION SPECIALTY INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height0.535 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNF
hardness_rating80.0 ROCKWELL B MINIMUM AND 32.0 ROCKWELL C MAXIMUM
thread_directionRIGHT-HAND
width_across_flats0.922 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
nominal_thread_size0.625 INCHES IN
bearing_surface_typeCHAMFERED OR WASHER FACED
thread_quantity_per_inch18
nondefinitive_spec/std_data2 TYPE AND 4 STYLE AND B GRADE
NSN5310-00-010-3030
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 0103030 · 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
THREAD SERIES: UNF
HARDNESS RATING: 80.0 ROCKWELL B MINIMUM AND 32.0 ROCKWELL C MAXIMUM
BEARING SURFACE TYPE: CHAMFERED OR WASHER FACED
NOMINAL THREAD SIZE: 0.625 INCHES IN
THREAD QUANTITY PER INCH: 18
MATERIAL: STEEL OVERALL
NONDEFINITIVE SPEC/STD DATA: 2 TYPE AND 4 STYLE AND B GRADE
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIESUNF
HARDNESS RATING80.0 ROCKWELL B MINIMUM AND 32.0 ROCKWELL C MAXIMUM
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
NOMINAL THREAD SIZE0.625 INCHES IN
THREAD QUANTITY PER INCH18
MATERIALSTEEL OVERALL
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 4 STYLE AND B GRADE
THREAD DIRECTIONRIGHT-HAND
NUT STYLEHEXAGON
NUT HEIGHT0.535 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
103030Interchangeable
interchangeable cross-reference
interchangeable
12253Interchangeable
interchangeable cross-reference
interchangeable
17255FXInterchangeable
interchangeable cross-reference
interchangeable
691497Interchangeable
interchangeable cross-reference
interchangeable
222941Interchangeable
interchangeable cross-reference
interchangeable
1340Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 0103030?
0103030 is a NUT,PLAIN,HEXAGON.
What parts can replace 0103030?
There are 18 known substitutes for 0103030: 103030, 12253, 17255FX and 15 more. Substitute compatibility should be verified for your specific system.
Is 0103030 still available?
0103030 is currently cancelled.
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