PartsTable
Technical Data Sheet
Download PDF

FS-00441 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

FS-00441: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include hole_diameter: 0.437 INCHES NOMINAL IN, special_features: DESCRITPION: FLAT WASHER- 7/16- GRADE 8, end_item_identification: 4120-01-597-5423, part_name_assigned_by_controlling_agency: 00746: LUG, TERMINAL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-625-5536, 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
FS-00441
NSN: 5310-01-625-5536
FSC: 5310 — Nuts and Washers
CAGE: 0WJE1 — HDT EXPEDITIONARY SYSTEMS INC (USA)
SPECIFICATIONS
hole_diameter0.437 INCHES NOMINAL IN
special_featuresDESCRITPION: FLAT WASHER- 7/16- GRADE 8
end_item_identification4120-01-597-5423
part_name_assigned_by_controlling_agency00746: LUG, TERMINAL
NSN5310-01-625-5536
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: FS-00441 · 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
•
HOLE DIAMETER: 0.437 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESDESCRITPION: FLAT WASHER- 7/16- GRADE 8
PART NAME ASSIGNED BY CONTROLLING AGENCY00746: LUG, TERMINAL
END ITEM IDENTIFICATION4120-01-597-5423
HOLE DIAMETER0.437 INCHES NOMINAL IN
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: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy FS-00441?
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 FS-00441?
FS-00441 is a WASHER,FLAT.
What is the NSN for FS-00441?
FS-00441 is cataloged in the U.S. Government catalog under NSN 5310-01-625-5536. 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 — FS-00441

✓ 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.