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16FWRT250032A — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

16FWRT250032A: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include hole_diameter: 0.344 INCHES NOMINAL IN, outside_diameter: 0.500 INCHES NOMINAL IN, special_features: INSIDE GRIP:0.234, SPECIAL CONFIGURATION ID DESIGNED TO GRIP THE OUTSIDE OF THE SCREW SHANK., style_designator: DISHED-INTERNAL TEETH, material_thickness: 0.032 INCHES NOMINAL IN, end_item_identification: CH-53A/D/E A. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-651-4496, 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
16FWRT250032A
NSN: 5310-01-651-4496
FSC: 5310 — Nuts and Washers
CAGE: 1VMJ4 — J & L BRUNNER STAMPING CO DBA BRUNNER ENTERPRISES (USA)
SPECIFICATIONS
hole_diameter0.344 INCHES NOMINAL IN
outside_diameter0.500 INCHES NOMINAL IN
special_featuresINSIDE GRIP:0.234, SPECIAL CONFIGURATION ID DESIGNED TO GRIP THE OUTSIDE OF THE SCREW SHANK.
style_designatorDISHED-INTERNAL TEETH
material_thickness0.032 INCHES NOMINAL IN
end_item_identificationCH-53A/D/E A
part_name_assigned_by_controlling_agencyWASHER,LOCK
NSN5310-01-651-4496
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 16FWRT250032A · 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: DISHED-INTERNAL TEETH
•
OUTSIDE DIAMETER: 0.500 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.032 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.344 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORDISHED-INTERNAL TEETH
OUTSIDE DIAMETER0.500 INCHES NOMINAL IN
MATERIAL THICKNESS0.032 INCHES NOMINAL IN
SPECIAL FEATURESINSIDE GRIP:0.234, SPECIAL CONFIGURATION ID DESIGNED TO GRIP THE OUTSIDE OF THE SCREW SHANK.
PART NAME ASSIGNED BY CONTROLLING AGENCYWASHER,LOCK
END ITEM IDENTIFICATIONCH-53A/D/E A
HOLE DIAMETER0.344 INCHES NOMINAL 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 16FWRT250032A?
16FWRT250032A is a WASHER,LOCK.
What is the NSN for 16FWRT250032A?
16FWRT250032A is cataloged in the U.S. Government catalog under NSN 5310-01-651-4496. This indicates validated use in U.S. government and defense supply chains.
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✓ 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.