PartsTable
Technical Data Sheet
Download PDF

S303-0025 — NUT,PLAIN,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

S303-0025: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 OVERALL, nut_style: HEXAGON, thread_series: UNIFIED NATIONAL COARSE (UNC), thread_direction: RIGHT-HAND, nominal_thread_size: 1.00 INCHES IN, bearing_surface_type: CHAMFERED. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-626-6178, 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
S303-0025
NSN: 5310-01-626-6178
FSC: 5310 — Nuts and Washers
CAGE: 1CXX6 — SUNCOR STAINLESS, INC (USA)
SPECIFICATIONS
materialSTEEL COMP 316 OVERALL
nut_styleHEXAGON
thread_seriesUNIFIED NATIONAL COARSE (UNC)
thread_directionRIGHT-HAND
nominal_thread_size1.00 INCHES IN
bearing_surface_typeCHAMFERED
end_item_identificationAPL UPDATE
thread_quantity_per_inch8
part_name_assigned_by_controlling_agencyJAM NUT
NSN5310-01-626-6178
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: S303-0025 · 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: UNIFIED NATIONAL COARSE (UNC)
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 1.00 INCHES IN
•
NUT STYLE: HEXAGON
•
THREAD QUANTITY PER INCH: 8
•
MATERIAL: STEEL COMP 316 OVERALL
TECHNICAL CHARACTERISTICS
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE1.00 INCHES IN
PART NAME ASSIGNED BY CONTROLLING AGENCYJAM NUT
NUT STYLEHEXAGON
END ITEM IDENTIFICATIONAPL UPDATE
THREAD QUANTITY PER INCH8
MATERIALSTEEL COMP 316 OVERALL
BEARING SURFACE TYPECHAMFERED
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy S303-0025?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is S303-0025?
S303-0025 is a NUT,PLAIN,HEXAGON.
What is the NSN for S303-0025?
S303-0025 is cataloged in the U.S. Government catalog under NSN 5310-01-626-6178. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — S303-0025

✓ 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.