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28-316 ✓ Verified by PartsTable
Cellularline · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

Flat files for filing and protection of hole punched documents. Key specifications include material: STEEL OVERALL, head_thickness: 0.280 INCHES NOMINAL IN, overall_length: 5.410 INCHES NOMINAL IN, style_designator: STRAIGHT SINGLE HEAD, surface_treatment: OXIDE OVERALL, wrenching_surface_size: 0.500 INCHES NOMINAL SINGLE END IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-266-7108, 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
28-316
NSN: 5315-01-266-7108
FSC: 5315
CAGE: 64104 — DRESSER, LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_thickness0.280 INCHES NOMINAL IN
overall_length5.410 INCHES NOMINAL IN
style_designatorSTRAIGHT SINGLE HEAD
surface_treatmentOXIDE OVERALL
wrenching_surface_size0.500 INCHES NOMINAL SINGLE END IN
wrenching_surface_shape12 POINT SINGLE END INTERNAL
NSN5315-01-266-7108
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 28-316 · Cellularline ⚠ 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
28316Interchangeable
interchangeable cross-reference
interchangeable
33421Interchangeable
interchangeable cross-reference
interchangeable
P90980Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 28-316?
28-316 is a SHAFT ASSEMBLY,SHOULDERED manufactured by Cellularline.
What parts can replace 28-316?
There are 3 known substitutes for 28-316: 28316, 33421, P90980. Substitute compatibility should be verified for your specific system.
What is the NSN for 28-316?
28-316 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-266-7108. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026