PartsTable
Technical Data Sheet
Download PDF

PE49 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

PE49: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.318 INCHES MINIMUM AND 0.333 INCHES MAXIMUM IN, outside_diameter: 0.575 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN, style_designator: COUNTERSINK INTERNAL TEETH, countersink_angle: 45.0 DEGREES NOMINAL, material_thickness: 0.025 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-596-4908, 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
PE49
NSN: 5310-00-596-4908
FSC: 5310 — Nuts and Washers
CAGE: 66289 — WISCONSIN MOTORS, LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.318 INCHES MINIMUM AND 0.333 INCHES MAXIMUM IN
outside_diameter0.575 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN
style_designatorCOUNTERSINK INTERNAL TEETH
countersink_angle45.0 DEGREES NOMINAL
material_thickness0.025 INCHES NOMINAL IN
NSN5310-00-596-4908
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: PE49 · 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
•
STYLE DESIGNATOR: COUNTERSINK INTERNAL TEETH
•
OUTSIDE DIAMETER: 0.575 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.025 INCHES NOMINAL IN
•
COUNTERSINK ANGLE: 45.0 DEGREES NOMINAL
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.318 INCHES MINIMUM AND 0.333 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORCOUNTERSINK INTERNAL TEETH
OUTSIDE DIAMETER0.575 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN
MATERIAL THICKNESS0.025 INCHES NOMINAL IN
COUNTERSINK ANGLE45.0 DEGREES NOMINAL
MATERIALSTEEL OVERALL
HOLE DIAMETER0.318 INCHES MINIMUM AND 0.333 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 1
PD49Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy PE49?
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 PE49?
PE49 is a WASHER,LOCK.
What parts can replace PE49?
There is 1 known substitute for PE49: PD49. Substitute compatibility should be verified for your specific system.
What is the NSN for PE49?
PE49 is cataloged in the U.S. Government catalog under NSN 5310-00-596-4908. 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 — PE49

✓ 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.