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Technical Data Sheet
PartsTable / COMPONENT / 32-7958
32-7958 ✓ 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 TERMINAL,LUG is a the manufacturer industrial component. Key specifications include height: 0.540 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN, diameter: 0.237 INCHES MINIMUM AND 0.238 INCHES MAXIMUM IN, material: PLASTIC INSULATION, head_style: FLAT FILLISTER, hole_diameter: 0.219 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 0.237 INCHES 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 5315-00-576-5356, 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
32-7958
NSN: 5315-00-576-5356
FSC: 5315
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
height0.540 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN
diameter0.237 INCHES MINIMUM AND 0.238 INCHES MAXIMUM IN
materialPLASTIC INSULATION
head_styleFLAT FILLISTER
hole_diameter0.219 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width0.237 INCHES IN
chamfer_length0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
overall_length1.015 INCHES IN
hardness_rating55.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM OVERALL
style_designatorNON-CIRCULAR
basic_shape_styleCRIMP
features_providedINSULATION PIERCING DEVICE
NSN5315-00-576-5356
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 32-7958 · 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 CHAMFER ANGLE: 43.0 DEGREES MINIMUM AND 47.0 DEGREES MAXIMUM
•
HEIGHT: 0.540 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN
•
DIAMETER: 0.237 INCHES MINIMUM AND 0.238 INCHES MAXIMUM IN
•
HEAD STYLE: FLAT FILLISTER
•
UNDER HEAD LENGTH: 3.920 INCHES NOMINAL IN
•
CHAMFER LENGTH: 0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
•
PIN HEAD DIAMETER: 0.365 INCHES MINIMUM AND 0.366 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: STRAIGHT
TECHNICAL CHARACTERISTICS (FLIS)
PIN CHAMFER ANGLE43.0 DEGREES MINIMUM AND 47.0 DEGREES MAXIMUM
HEIGHT0.540 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN
DIAMETER0.237 INCHES MINIMUM AND 0.238 INCHES MAXIMUM IN
HEAD STYLEFLAT FILLISTER
UNDER HEAD LENGTH3.920 INCHES NOMINAL IN
CHAMFER LENGTH0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
PIN HEAD DIAMETER0.365 INCHES MINIMUM AND 0.366 INCHES MAXIMUM IN
STYLE DESIGNATORSTRAIGHT
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5640 ASSN STD ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 303 PLUS X OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
739-7538PC36Interchangeable
interchangeable cross-reference
interchangeable
32-7958Interchangeable
interchangeable cross-reference
interchangeable
AMP327958Interchangeable
interchangeable cross-reference
interchangeable
PS1-4207-10Interchangeable
interchangeable cross-reference
interchangeable
YAES14L84Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 32-7958?
32-7958 is a TERMINAL,LUG.
What parts can replace 32-7958?
There are 5 known substitutes for 32-7958: 739-7538PC36, 32-7958, AMP327958 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 32-7958?
32-7958 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-576-5356. 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