PartsTable
Technical Data Sheet
PartsTable / COMPONENT / PH30
PH30 ✓ Verified by PartsTable
— · 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

The PINTLE ASSEMBLY,TOWING is a the manufacturer industrial component. Key specifications include width: 4.500 INCHES NOMINAL IN, material: COPPER OVERALL, thickness: 0.040 INCHES NOMINAL IN, design_type: RIGID, coupler_type: MANUAL, hole_diameter: 0.266 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-285-8538, 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
PH30
NSN: 5310-00-285-8538
FSC: 5310
CAGE: 66289 — WISCONSIN MOTORS, LLC (USA)
SPECIFICATIONS
width4.500 INCHES NOMINAL IN
materialCOPPER OVERALL
thickness0.040 INCHES NOMINAL IN
design_typeRIGID
coupler_typeMANUAL
hole_diameter0.266 INCHES NOMINAL IN
mounting_typeFLANGE
overall_height5.625 INCHES NOMINAL IN
overall_diameter0.438 INCHES NOMINAL IN
special_featuresGRUMMAN AEOSPACE CORP A10 AIRCRAFT
bolt_hole_diameter0.781 INCHES NOMINAL IN
throat_opening_size1.875 INCHES NOMINAL IN
NSN5310-00-285-8538
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: PH30 · 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
•
HOLE DIAMETER: 0.266 INCHES NOMINAL IN
•
THICKNESS: 0.040 INCHES NOMINAL IN
•
MATERIAL: COPPER OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
CENTER HOLE SHAPE STYLE: ROUND
•
PERIPHERAL SHAPE STYLE: ROUND
•
OVERALL DIAMETER: 0.438 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER0.266 INCHES NOMINAL IN
THICKNESS0.040 INCHES NOMINAL IN
MATERIALCOPPER OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
CENTER HOLE SHAPE STYLEROUND
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER0.438 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
PH30Interchangeable
interchangeable cross-reference
interchangeable
S791Interchangeable
interchangeable cross-reference
interchangeable
172A1251Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
Ready to buy PH30?
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 PH30?
PH30 is a PINTLE ASSEMBLY,TOWING.
What parts can replace PH30?
There are 3 known substitutes for PH30: PH30, S791, 172A1251. Substitute compatibility should be verified for your specific system.
Is PH30 still available?
PH30 is currently cancelled.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — PH30

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026