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Technical Data Sheet

1/8X1-3/4 — PIN,SPRING

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

1/8X1-3/4: PIN,SPRING.

The PIN,SPRING is a the manufacturer industrial component. Key specifications include diameter: 0.131 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN, material: STEEL COMP 420 OVERALL, overall_length: 1.730 INCHES MINIMUM AND 1.770 INCHES MAXIMUM IN, hardness_rating: 43.0 ROCKWELL C NOMINAL OVERALL, style_designator: SLOTTED, surface_treatment: ZINC OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-655-0951, 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
1/8X1-3/4
NSN: 5315-01-655-0951
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
diameter0.131 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
materialSTEEL COMP 420 OVERALL
overall_length1.730 INCHES MINIMUM AND 1.770 INCHES MAXIMUM IN
hardness_rating43.0 ROCKWELL C NOMINAL OVERALL
style_designatorSLOTTED
surface_treatmentZINC OVERALL
material_thickness0.028 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencySTEEL SLOTTED SPRING PIN
NSN5315-01-655-0951
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1/8X1-3/4 · 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
•
HARDNESS RATING: 43.0 ROCKWELL C NOMINAL OVERALL
•
STYLE DESIGNATOR: SLOTTED
•
DIAMETER: 0.131 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.028 INCHES NOMINAL IN
•
SURFACE TREATMENT: ZINC OVERALL
•
MATERIAL: STEEL COMP 420 OVERALL
TECHNICAL CHARACTERISTICS
HARDNESS RATING43.0 ROCKWELL C NOMINAL OVERALL
STYLE DESIGNATORSLOTTED
DIAMETER0.131 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
OVERALL LENGTH1.730 INCHES MINIMUM AND 1.770 INCHES MAXIMUM IN
MATERIAL THICKNESS0.028 INCHES NOMINAL IN
SURFACE TREATMENTZINC OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYSTEEL SLOTTED SPRING PIN
MATERIALSTEEL COMP 420 OVERALL
OTHER ITEMS IN FSC 5315 — Nails, Machine Keys, and Pins
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5315-00-000-1037 5315-00-000-1067 5315-00-000-1245 5315-00-000-1372 5315-00-000-1412 5315-00-001-1571 5315-00-001-1572 5315-00-001-1602
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1/8X1-3/4?
1/8X1-3/4 is a PIN,SPRING.
What is the NSN for 1/8X1-3/4?
1/8X1-3/4 is cataloged in the U.S. Government catalog under NSN 5315-01-655-0951. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.