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028415 — WASHER,SHOULDERED AND RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

028415: WASHER,SHOULDERED AND RECESSED.

The WASHER,SHOULDERED AND RECESSED is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, recess_depth: 0.111 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN, hole_diameter: 0.876 INCHES MINIMUM AND 0.878 INCHES MAXIMUM IN, recess_diameter: 0.880 INCHES MINIMUM AND 0.895 INCHES MAXIMUM IN, shoulder_height: 0.158 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN, outside_diameter: 1.250 INCHES MINIMUM AND 1.255 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-109-9405, 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
028415
NSN: 5310-01-109-9405
FSC: 5310 — Nuts and Washers
CAGE: 77640 — ZF ACTIVE SAFETY AND ELECTRONICS US LLC DIV TRW COMMERCIAL STEERING SYSTEMS (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
recess_depth0.111 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN
hole_diameter0.876 INCHES MINIMUM AND 0.878 INCHES MAXIMUM IN
recess_diameter0.880 INCHES MINIMUM AND 0.895 INCHES MAXIMUM IN
shoulder_height0.158 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
outside_diameter1.250 INCHES MINIMUM AND 1.255 INCHES MAXIMUM IN
style_designatorSHOULDERED AND RECESSED
shoulder_diameter1.122 INCHES MINIMUM AND 1.124 INCHES MAXIMUM IN
material_thickness0.111 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN
NSN5310-01-109-9405
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 028415 · 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
•
SHOULDER HEIGHT: 0.158 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SHOULDERED AND RECESSED
•
OUTSIDE DIAMETER: 1.250 INCHES MINIMUM AND 1.255 INCHES MAXIMUM IN
•
RECESS DEPTH: 0.111 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.111 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN
•
SHOULDER DIAMETER: 1.122 INCHES MINIMUM AND 1.124 INCHES MAXIMUM IN
•
RECESS DIAMETER: 0.880 INCHES MINIMUM AND 0.895 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
SHOULDER HEIGHT0.158 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
STYLE DESIGNATORSHOULDERED AND RECESSED
OUTSIDE DIAMETER1.250 INCHES MINIMUM AND 1.255 INCHES MAXIMUM IN
RECESS DEPTH0.111 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN
MATERIAL THICKNESS0.111 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN
SHOULDER DIAMETER1.122 INCHES MINIMUM AND 1.124 INCHES MAXIMUM IN
RECESS DIAMETER0.880 INCHES MINIMUM AND 0.895 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY OVERALL
HOLE DIAMETER0.876 INCHES MINIMUM AND 0.878 INCHES MAXIMUM 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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 028415?
028415 is a WASHER,SHOULDERED AND RECESSED.
What is the NSN for 028415?
028415 is cataloged in the U.S. Government catalog under NSN 5310-01-109-9405. 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.