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221474 ✓ 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

RESISTOR,VARIABLE,WIRE WOUND,PRE. Key specifications include material: IRON CAST SEDIMENT BOWL, body_height: 4.563 INCHES NOMINAL IN, body_length: 6.000 INCHES NOMINAL IN, design_type: REUSABLE, current_rating: 0.240 AMPERES NOMINAL, inclosure_type: FULLY INCLOSED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-022-1474, 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
221474
NSN: 5315-00-022-1474
FSC: 5315
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)
SPECIFICATIONS
materialIRON CAST SEDIMENT BOWL
body_height4.563 INCHES NOMINAL IN
body_length6.000 INCHES NOMINAL IN
design_typeREUSABLE
current_rating0.240 AMPERES NOMINAL
inclosure_typeFULLY INCLOSED
special_featuresSUPPORTS HOWITZER,LIGHT TOWED;105-MM,M102,1015-00-086-8164
features_providedDRAIN PLUG
terminal_locationCIRCUMFERENCE
frequency_in_hertz60.0 NOMINAL
operating_pressure100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
pin_overall_length0.375 INCHES NOMINAL IN
NSN5315-00-022-1474
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 221474 · 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
•
PIN SIZE DESIGNATION: 1/0
•
MATERIAL: STEEL OVERALL
•
PIN OVERALL LENGTH: 0.375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
PIN SIZE DESIGNATION1/0
MATERIALSTEEL OVERALL
PIN OVERALL LENGTH0.375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
422189PC101Interchangeable
interchangeable cross-reference
interchangeable
271571PC3Interchangeable
interchangeable cross-reference
interchangeable
562778PC13Interchangeable
interchangeable cross-reference
interchangeable
221474Interchangeable
interchangeable cross-reference
interchangeable
536486Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 221474?
221474 is a RESISTOR,VARIABLE,WIRE WOUND,PRE.
What parts can replace 221474?
There are 5 known substitutes for 221474: 422189PC101, 271571PC3, 562778PC13 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 221474?
221474 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-022-1474. 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