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PartsTable / COMPONENT / 52-032-156-1125
52-032-156-1125 ✓ 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,SPRING is a the manufacturer industrial component. Key specifications include diameter: 0.162 INCHES MINIMUM AND 0.167 INCHES MAXIMUM IN, material: STEEL COMP 1095 OVERALL, overall_length: 1.105 INCHES MINIMUM AND 1.145 INCHES MAXIMUM IN, hardness_rating: 46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL, style_designator: SLOTTED, surface_treatment: CADMIUM OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-619-7975, 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
52-032-156-1125
NSN: 5315-00-619-7975
FSC: 5315
CAGE: 019L2 — ESNA, LLC (USA)
SPECIFICATIONS
diameter0.162 INCHES MINIMUM AND 0.167 INCHES MAXIMUM IN
materialSTEEL COMP 1095 OVERALL
overall_length1.105 INCHES MINIMUM AND 1.145 INCHES MAXIMUM IN
hardness_rating46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
style_designatorSLOTTED
surface_treatmentCADMIUM OVERALL
material_thickness0.032 INCHES NOMINAL IN
nondefinitive_spec/std_data1 TYPE AND 1 CLASS AND A CONDITION
material_document_and_classificationMIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5315-00-619-7975
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 52-032-156-1125 · 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
•
DIAMETER: 0.162 INCHES MINIMUM AND 0.167 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.032 INCHES NOMINAL IN
•
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND 1 CLASS AND A CONDITION
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
STYLE DESIGNATOR: SLOTTED
•
HARDNESS RATING: 46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
•
SURFACE TREATMENT: CADMIUM OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
DIAMETER0.162 INCHES MINIMUM AND 0.167 INCHES MAXIMUM IN
OVERALL LENGTH1.105 INCHES MINIMUM AND 1.145 INCHES MAXIMUM IN
MATERIAL THICKNESS0.032 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 1 CLASS AND A CONDITION
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATORSLOTTED
HARDNESS RATING46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL COMP 1095 OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
59-032-156-1125Interchangeable
interchangeable cross-reference
interchangeable
M1927BInterchangeable
interchangeable cross-reference
interchangeable
30670Interchangeable
interchangeable cross-reference
interchangeable
MILP10971TYPE1C0MP0SITI0NAInterchangeable
Same NIIN cross-reference
interchangeable
23-S-156-1125Interchangeable
Same NIIN cross-reference
interchangeable
NASM10971TYPE1COMPOSITIONAInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 52-032-156-1125?
52-032-156-1125 is a PIN,SPRING.
What parts can replace 52-032-156-1125?
There are 6 known substitutes for 52-032-156-1125: 59-032-156-1125, M1927B, 30670 and 3 more. Substitute compatibility should be verified for your specific system.
Is 52-032-156-1125 still available?
52-032-156-1125 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026