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PartsTable / COMPONENT / 532174-1
532174-1 ✓ 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 PIN,HOLLOW is a the manufacturer industrial component. Key specifications include material: STEEL SHELL, nut_style: CLINCH, nut_height: 0.175 INCHES MAXIMUM IN, temp_rating: 350.0 FAHRENHEIT MAXIMUM DEGF, nut_diameter: 0.222 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN, pilot_length: 0.037 INCHES MINIMUM AND 0.043 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-131-7958, 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
532174-1
NSN: 5315-00-131-7958
FSC: 5315
CAGE: 45934 — ONTIC ENGINEERING & MANUFACTURING, INC DBA ONTIC US (USA)
SPECIFICATIONS
materialSTEEL SHELL
nut_styleCLINCH
nut_height0.175 INCHES MAXIMUM IN
temp_rating350.0 FAHRENHEIT MAXIMUM DEGF
nut_diameter0.222 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN
pilot_length0.037 INCHES MINIMUM AND 0.043 INCHES MAXIMUM IN
thread_class3B
thread_seriesUNJC
pilot_diameter0.222 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN
locking_featurePREVAILING TORQUE WITH NONMETALLIC INSERT
thread_directionRIGHT-HAND
features_providedFLOATING NUT
NSN5315-00-131-7958
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 532174-1 · 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
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
PIN OVERALL LENGTH: 2.040 INCHES MINIMUM AND 2.060 INCHES MAXIMUM IN
•
FIRST HOLE DIAMETER: 0.656 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-26074 CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
SURFACE TREATMENT: NICKEL OVERALL
•
FIRST END STYLE: SQUARE
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-T-6736 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
PIN OVERALL LENGTH2.040 INCHES MINIMUM AND 2.060 INCHES MAXIMUM IN
FIRST HOLE DIAMETER0.656 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-26074 CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTNICKEL OVERALL
SPECIAL FEATURESOD HAS SURFACE FINISH OF 32.0 MICROINCH
FIRST END STYLESQUARE
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-T-6736 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
PIN OVERALL DIAMETER1.0001 INCHES MINIMUM AND 1.0004 INCHES MAXIMUM IN
MATERIALSTEEL COMP 4130 OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
532174Interchangeable
interchangeable cross-reference
interchangeable
MFB305Interchangeable
interchangeable cross-reference
interchangeable
MILR29Interchangeable
interchangeable cross-reference
interchangeable
588616-4Interchangeable
interchangeable cross-reference
interchangeable
532174-1Interchangeable
interchangeable cross-reference
interchangeable
F12NC4284-1-40Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 532174-1?
532174-1 is a PIN,HOLLOW.
What parts can replace 532174-1?
There are 8 known substitutes for 532174-1: 532174, MFB305, MILR29 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 532174-1?
532174-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-131-7958. 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