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PWA 85203-5 — NUT,PLAIN,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

PWA 85203-5: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, nut_height: 0.547 INCHES NOMINAL IN, thread_direction: RIGHT-HAND, surface_treatment: BLACK OXIDE NUT, width_across_flats: 0.625 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-663-0376, 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
PWA 85203-5
NSN: 5310-01-663-0376
FSC: 5310 — Nuts and Washers
CAGE: 51826 — HABCO INDUSTRIES LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height0.547 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentBLACK OXIDE NUT
width_across_flats0.625 INCHES NOMINAL IN
end_item_identificationKC-46A TANKER SUPPORT EQUIPMENT A
NSN5310-01-663-0376
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: PWA 85203-5 · 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: 0.625 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
NUT HEIGHT: 0.547 INCHES NOMINAL IN
•
SURFACE TREATMENT: BLACK OXIDE NUT
•
NUT STYLE: HEXAGON
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.625 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
NUT HEIGHT0.547 INCHES NOMINAL IN
SURFACE TREATMENTBLACK OXIDE NUT
NUT STYLEHEXAGON
END ITEM IDENTIFICATIONKC-46A TANKER SUPPORT EQUIPMENT A
MATERIALSTEEL OVERALL
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
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FREQUENTLY ASKED QUESTIONS
What is PWA 85203-5?
PWA 85203-5 is a NUT,PLAIN,HEXAGON.
What is the NSN for PWA 85203-5?
PWA 85203-5 is cataloged in the U.S. Government catalog under NSN 5310-01-663-0376. 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.