PartsTable
Technical Data Sheet
Download PDF

26 16 420 — WASHER,SPRING TENSION

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

26 16 420: WASHER,SPRING TENSION.

The WASHER,SPRING TENSION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 4.015 INCHES NOMINAL IN, outside_diameter: 4.390 INCHES NOMINAL IN, special_features: USED ON DENTAL X-RAY APPARATUS,PORTABLE,NSN 6525-01-099-2320, material_thickness: 0.080 INCHES NOMINAL IN, purchase_description_identification: 46078-23 16 420. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-268-7030, 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
26 16 420
NSN: 5310-01-268-7030
FSC: 5310 — Nuts and Washers
CAGE: 25088 — SIEMENS CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter4.015 INCHES NOMINAL IN
outside_diameter4.390 INCHES NOMINAL IN
special_featuresUSED ON DENTAL X-RAY APPARATUS,PORTABLE,NSN 6525-01-099-2320
material_thickness0.080 INCHES NOMINAL IN
purchase_description_identification46078-23 16 420
NSN5310-01-268-7030
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 26 16 420 · 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
•
OUTSIDE DIAMETER: 4.390 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.080 INCHES NOMINAL IN
•
PURCHASE DESCRIPTION IDENTIFICATION: 46078-23 16 420
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 4.015 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER4.390 INCHES NOMINAL IN
MATERIAL THICKNESS0.080 INCHES NOMINAL IN
PURCHASE DESCRIPTION IDENTIFICATION46078-23 16 420
SPECIAL FEATURESUSED ON DENTAL X-RAY APPARATUS,PORTABLE,NSN 6525-01-099-2320
MATERIALSTEEL OVERALL
HOLE DIAMETER4.015 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
23 16 420Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 26 16 420?
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 26 16 420?
26 16 420 is a WASHER,SPRING TENSION.
What parts can replace 26 16 420?
There is 1 known substitute for 26 16 420: 23 16 420. Substitute compatibility should be verified for your specific system.
What is the NSN for 26 16 420?
26 16 420 is cataloged in the U.S. Government catalog under NSN 5310-01-268-7030. 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 — 26 16 420

✓ 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.