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103100-001 — NUT,PLAIN,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

103100-001: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include nut_style: HEXAGON, nut_height: 0.375 INCHES NOMINAL IN, thread_class: 2B, thread_series: UN, width_across_flats: 2.500 INCHES NOMINAL IN, nominal_thread_size: 1.750 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-183-6830, 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
103100-001
NSN: 5310-01-183-6830
FSC: 5310 — Nuts and Washers
CAGE: 56697 — STANDARD FORGE AND AXLE CO INC (USA)
SPECIFICATIONS
nut_styleHEXAGON
nut_height0.375 INCHES NOMINAL IN
thread_class2B
thread_seriesUN
width_across_flats2.500 INCHES NOMINAL IN
nominal_thread_size1.750 INCHES IN
bearing_surface_typeFLAT
thread_quantity_per_inch12
NSN5310-01-183-6830
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 103100-001 · 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
•
WIDTH ACROSS FLATS: 2.500 INCHES NOMINAL IN
•
THREAD SERIES: UN
•
NOMINAL THREAD SIZE: 1.750 INCHES IN
•
NUT HEIGHT: 0.375 INCHES NOMINAL IN
•
NUT STYLE: HEXAGON
•
THREAD CLASS: 2B
•
THREAD QUANTITY PER INCH: 12
•
BEARING SURFACE TYPE: FLAT
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS2.500 INCHES NOMINAL IN
THREAD SERIESUN
NOMINAL THREAD SIZE1.750 INCHES IN
NUT HEIGHT0.375 INCHES NOMINAL IN
NUT STYLEHEXAGON
THREAD CLASS2B
THREAD QUANTITY PER INCH12
BEARING SURFACE TYPEFLAT
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 1
M10HN107Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 103100-001?
103100-001 is a NUT,PLAIN,HEXAGON.
What parts can replace 103100-001?
There is 1 known substitute for 103100-001: M10HN107. Substitute compatibility should be verified for your specific system.
What is the NSN for 103100-001?
103100-001 is cataloged in the U.S. Government catalog under NSN 5310-01-183-6830. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.