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MHPS4N4 — PIN,SPRING

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

MHPS4N4: PIN,SPRING.

The PIN,SPRING is a the manufacturer industrial component. Key specifications include diameter: 0.045 INCHES MAXIMUM IN, material: STEEL COMP 302 OVERALL, overall_length: 0.225 INCHES MINIMUM AND 0.275 INCHES MAXIMUM IN, shear_strength: 140 DOUBLE POUNDS PER SQUARE INCH, style_designator: COILED, expanded_diameter: 0.049 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-348-4408, 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
MHPS4N4
NSN: 5315-00-348-4408
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 99251 — MISSION SYSTEMS DAVENPORT INC. (USA)
SPECIFICATIONS
diameter0.045 INCHES MAXIMUM IN
materialSTEEL COMP 302 OVERALL
overall_length0.225 INCHES MINIMUM AND 0.275 INCHES MAXIMUM IN
shear_strength140 DOUBLE POUNDS PER SQUARE INCH
style_designatorCOILED
expanded_diameter0.049 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
material_document_and_classificationAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5315-00-348-4408
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MHPS4N4 · 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
•
EXPANDED DIAMETER: 0.049 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: COILED
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 0.045 INCHES MAXIMUM IN
•
SHEAR STRENGTH: 140 DOUBLE POUNDS PER SQUARE INCH
•
MATERIAL: STEEL COMP 302 OVERALL
TECHNICAL CHARACTERISTICS
EXPANDED DIAMETER0.049 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
STYLE DESIGNATORCOILED
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.045 INCHES MAXIMUM IN
OVERALL LENGTH0.225 INCHES MINIMUM AND 0.275 INCHES MAXIMUM IN
SHEAR STRENGTH140 DOUBLE POUNDS PER SQUARE INCH
MATERIALSTEEL COMP 302 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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MHPS4N4?
MHPS4N4 is a PIN,SPRING.
What is the NSN for MHPS4N4?
MHPS4N4 is cataloged in the U.S. Government catalog under NSN 5315-00-348-4408. 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.