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124549 — Technical Data Sheet

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Disguise · 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 SCREW,MACHINE is a Disguise industrial component. Key specifications include special_features: RETAINER SCREW ON FUEL SYSTEM, end_item_identification: ROLL ON/ROLL OFF DISCHARGE FACILITY, 1945-01-473-2282, part_name_assigned_by_controlling_agency: SCREW, RETAINER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5315-00-184-1188, 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
124549
NSN: 5315-00-184-1188
FSC: 5315
CAGE: 45RP7 — DRESSTA NORTH AMERICA LTD (USA)
SPECIFICATIONS
special_featuresRETAINER SCREW ON FUEL SYSTEM
end_item_identificationROLL ON/ROLL OFF DISCHARGE FACILITY, 1945-01-473-2282
part_name_assigned_by_controlling_agencySCREW, RETAINER
NSN5315-00-184-1188
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 124549 · Disguise ⚠ 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
•
KEY SIZE DESIGNATION: WOODRUFF 9
•
CIRCLE DIAMETER: 0.738 INCHES NOMINAL IN
•
THICKNESS: 0.188 INCHES NOMINAL IN
•
KEY HEIGHT: 0.298 INCHES NOMINAL IN
•
STARTING EDGE SHAPE: ROUND
•
STARTING EDGE RADIUS: 0.750 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLAT BOTTOM
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
KEY SIZE DESIGNATIONWOODRUFF 9
CIRCLE DIAMETER0.738 INCHES NOMINAL IN
THICKNESS0.188 INCHES NOMINAL IN
KEY HEIGHT0.298 INCHES NOMINAL IN
STARTING EDGE SHAPEROUND
STARTING EDGE RADIUS0.750 INCHES NOMINAL IN
STYLE DESIGNATORFLAT BOTTOM
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
0066 9562InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
2815004006842InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
5315PL0730110InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
23A9-C-609InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
1B8708InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 124549?
124549 is a SCREW,MACHINE manufactured by Disguise.
What parts can replace 124549?
There are 5 known substitutes for 124549: 0066 9562, 2815004006842, 5315PL0730110 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 124549?
124549 is cataloged in the Federal Logistics Information System under NSN 5315-00-184-1188. 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: October 2026