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J2655FAN0750S1 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

J2655FAN0750S1: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 304L OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 316L OVERALL, thickness: 0.134 INCHES NOMINAL IN, hole_diameter: 0.812 INCHES NOMINAL IN, hardness_rating: 80.0 ROCKWELL B MINIMUM, overall_diameter: 1.469 INCHES NOMINAL IN, peripheral_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-646-3766, 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
J2655FAN0750S1
NSN: 5310-01-646-3766
FSC: 5310 — Nuts and Washers
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 304L OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 316L OVERALL
thickness0.134 INCHES NOMINAL IN
hole_diameter0.812 INCHES NOMINAL IN
hardness_rating80.0 ROCKWELL B MINIMUM
overall_diameter1.469 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
end_item_identificationDOOR, ACTF EL
cross-sectional_shape_styleRECTANGULAR
part_name_assigned_by_controlling_agencyWASHER, ROUND, FLAT
NSN5310-01-646-3766
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: J2655FAN0750S1 · 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
•
OVERALL DIAMETER: 1.469 INCHES NOMINAL IN
•
HARDNESS RATING: 80.0 ROCKWELL B MINIMUM
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 304L OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 316L OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER1.469 INCHES NOMINAL IN
HARDNESS RATING80.0 ROCKWELL B MINIMUM
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
PART NAME ASSIGNED BY CONTROLLING AGENCYWASHER, ROUND, FLAT
END ITEM IDENTIFICATIONDOOR, ACTF EL
MATERIALSTEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 304L OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 316L OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.812 INCHES NOMINAL IN
THICKNESS0.134 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 1
588-7666739 ITEM 39Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 J2655FAN0750S1?
J2655FAN0750S1 is a WASHER,FLAT.
What parts can replace J2655FAN0750S1?
There is 1 known substitute for J2655FAN0750S1: 588-7666739 ITEM 39. Substitute compatibility should be verified for your specific system.
What is the NSN for J2655FAN0750S1?
J2655FAN0750S1 is cataloged in the U.S. Government catalog under NSN 5310-01-646-3766. 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.