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Technical Data Sheet
PartsTable / COMPONENT / 115545
115545 ✓ 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 RING,RETAINING is a the manufacturer industrial component. Key specifications include end_item_identification: 3805-01-537-7952;DITCHING MACHINE RT40, part_name_assigned_by_controlling_agency: SNAP RING,EXTERNAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-011-5545, 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
115545
NSN: 5310-00-011-5545
FSC: 5310
CAGE: 72582 — ROLLS-ROYCE SOLUTIONS AMERICA INC (USA)
SPECIFICATIONS
end_item_identification3805-01-537-7952;DITCHING MACHINE RT40
part_name_assigned_by_controlling_agencySNAP RING,EXTERNAL
NSN5310-00-011-5545
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 115545 · 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: FLAT INTERNAL TEETH
•
HOLE DIAMETER: 0.195 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.365 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.020 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORFLAT INTERNAL TEETH
HOLE DIAMETER0.195 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.365 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN
MATERIAL THICKNESS0.020 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
X1270Interchangeable
interchangeable cross-reference
interchangeable
210-3191Interchangeable
interchangeable cross-reference
interchangeable
MILR3065Interchangeable
interchangeable cross-reference
interchangeable
138073Interchangeable
interchangeable cross-reference
interchangeable
P36Interchangeable
interchangeable cross-reference
interchangeable
10424334Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 115545?
115545 is a RING,RETAINING.
What parts can replace 115545?
There are 27 known substitutes for 115545: X1270, 210-3191, MILR3065 and 24 more. Substitute compatibility should be verified for your specific system.
Is 115545 still available?
115545 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026