PartsTable
Technical Data Sheet
Download PDF

87381288 — NUT,PLAIN,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

87381288: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include nut_style: HEXAGON, special_features: 7MM THICKNESS, 13/16 HEX SIZE MM, nominal_thread_size: 0.562 INCHES IN, thread_quantity_per_inch: 18, part_name_assigned_by_controlling_agency: HEX LOCKNUT. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-291-8961, 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
87381288
NSN: 5310-01-291-8961
FSC: 5310 — Nuts and Washers
CAGE: 10988 — CNH INDUSTRIAL AMERICA LLC DBA CNH AMERICA (USA)
SPECIFICATIONS
nut_styleHEXAGON
special_features7MM THICKNESS, 13/16 HEX SIZE MM
nominal_thread_size0.562 INCHES IN
thread_quantity_per_inch18
part_name_assigned_by_controlling_agencyHEX LOCKNUT
NSN5310-01-291-8961
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 87381288 · 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
•
NOMINAL THREAD SIZE: 0.562 INCHES IN
•
NUT STYLE: HEXAGON
•
THREAD QUANTITY PER INCH: 18
TECHNICAL CHARACTERISTICS
NOMINAL THREAD SIZE0.562 INCHES IN
SPECIAL FEATURES7MM THICKNESS, 13/16 HEX SIZE MM
PART NAME ASSIGNED BY CONTROLLING AGENCYHEX LOCKNUT
NUT STYLEHEXAGON
THREAD QUANTITY PER INCH18
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
218-1254Reference 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 87381288?
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 87381288?
87381288 is a NUT,PLAIN,HEXAGON.
What parts can replace 87381288?
There is 1 known substitute for 87381288: 218-1254. Substitute compatibility should be verified for your specific system.
What is the NSN for 87381288?
87381288 is cataloged in the U.S. Government catalog under NSN 5310-01-291-8961. 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 — 87381288

✓ 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.