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Technical Data Sheet
PartsTable / COMPONENT / 819932-8
819932-8 ✓ 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 LOCK,TRAVEL,SMALL ARMS is a the manufacturer industrial component. Key specifications include end_item_identification: MK 110 MISC T, part_name_assigned_by_controlling_agency: LOCKING DEVICE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-550-9449, 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
819932-8
NSN: 5310-00-550-9449
FSC: 5310
CAGE: 83298 — ALLIED SIGNAL INC AEROSPACE EQUIPMENT SYSTEMS EATONTOWN SITE (USA)
SPECIFICATIONS
end_item_identificationMK 110 MISC T
part_name_assigned_by_controlling_agencyLOCKING DEVICE
NSN5310-00-550-9449
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 819932-8 · 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
•
THREAD DIRECTION: RIGHT-HAND
•
LOCKING FEATURE: PREVAILING TORQUE ALL METAL DESIGN
•
BEARING SURFACE TYPE: WASHER FACED
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
NUT STYLE: SLOTTED, HEXAGON
•
THREAD CLASS: 2B
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
BEARING SURFACE TYPEWASHER FACED
NOMINAL THREAD SIZE0.250 INCHES IN
MATERIALSTEEL CORROSION RESISTING OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
NUT STYLESLOTTED, HEXAGON
THREAD CLASS2B
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
NUT HEIGHT0.189 INCHES MINIMUM AND 0.209 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
50FK420Interchangeable
interchangeable cross-reference
interchangeable
26786Interchangeable
interchangeable cross-reference
interchangeable
3574Interchangeable
interchangeable cross-reference
interchangeable
5N5102-011-54Interchangeable
interchangeable cross-reference
interchangeable
B95204-J193-B100Interchangeable
interchangeable cross-reference
interchangeable
10-1164-88-12-9Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 819932-8?
819932-8 is a LOCK,TRAVEL,SMALL ARMS.
What parts can replace 819932-8?
There are 10 known substitutes for 819932-8: 50FK420, 26786, 3574 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 819932-8?
819932-8 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-550-9449. 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: July 2026