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NAS1831A6E12 — NUT,PLAIN,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

NAS1831A6E12: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2011 OR ALUMINUM ALLOY 2017 OVERALL, nut_style: HEXAGON, nut_height: 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNF, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-062-6859, 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
NAS1831A6E12
NSN: 5310-01-062-6859
FSC: 5310 — Nuts and Washers
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2011 OR ALUMINUM ALLOY 2017 OVERALL
nut_styleHEXAGON
nut_height0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNF
thread_directionRIGHT-HAND
countersink_angle80.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM NUT
surface_treatmentANODIZE OVERALL
width_across_flats0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
nominal_thread_size0.190 INCHES IN
bearing_surface_typeFLAT
thread_quantity_per_inch32
NSN5310-01-062-6859
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: NAS1831A6E12 · 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: 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625 TYPE 2 CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD SERIES: UNF
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/3 TEMPER T3 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-225/5 TEMPER T4 FED SPEC 2ND MATERIAL RESPONSE OVERALL
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.190 INCHES IN
•
NUT HEIGHT: 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN
•
SURFACE TREATMENT: ANODIZE OVERALL
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 TYPE 2 CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIESUNF
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/3 TEMPER T3 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-225/5 TEMPER T4 FED SPEC 2ND MATERIAL RESPONSE OVERALL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.190 INCHES IN
NUT HEIGHT0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN
SURFACE TREATMENTANODIZE OVERALL
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM NUT
NUT STYLEHEXAGON
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 2
210-1004P40Reference document
Same NSN cross-reference
Reference document — Secondary reference
8576-A-1032-1Reference 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 NAS1831A6E12?
NAS1831A6E12 is a NUT,PLAIN,HEXAGON.
What parts can replace NAS1831A6E12?
There are 2 known substitutes for NAS1831A6E12: 210-1004P40, 8576-A-1032-1. Substitute compatibility should be verified for your specific system.
What is the NSN for NAS1831A6E12?
NAS1831A6E12 is cataloged in the U.S. Government catalog under NSN 5310-01-062-6859. 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.