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MS171658 — PIN,SPRING

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

MS171658: PIN,SPRING.

The PIN,SPRING is a the manufacturer industrial component. Key specifications include diameter: 0.250 INCHES NOMINAL IN, material: STEEL COMP 420 OVERALL, overall_length: 1.480 INCHES MINIMUM AND 1.520 INCHES MAXIMUM IN, surface_finish: 80.0 MICROINCHES OUTSIDE DIAMETER, style_designator: SLOTTED, material_thickness: 0.048 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-058-6147, 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
MS171658
NSN: 5315-00-058-6147
NIINs: 000586147, 013057675
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 61465 — GARWOOD/FELLER INC GARWOOD WINCH DIV (USA)
SPECIFICATIONS
diameter0.250 INCHES NOMINAL IN
materialSTEEL COMP 420 OVERALL
overall_length1.480 INCHES MINIMUM AND 1.520 INCHES MAXIMUM IN
surface_finish80.0 MICROINCHES OUTSIDE DIAMETER
style_designatorSLOTTED
material_thickness0.048 INCHES NOMINAL IN
material_document_and_classificationAMS 5506 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5315-00-058-6147
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MS171658 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-12968,TY B,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
HARDNESS RATING: 46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
•
STYLE DESIGNATOR: SLOTTED
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A576 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 0.250 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.050 INCHES NOMINAL IN
•
SURFACE TREATMENT: PHOSPHATE OVERALL
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-12968,TY B,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
STYLE DESIGNATORSLOTTED
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A576 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.250 INCHES NOMINAL IN
OVERALL LENGTH1.480 INCHES MINIMUM AND 1.520 INCHES MAXIMUM IN
MATERIAL THICKNESS0.050 INCHES NOMINAL IN
SURFACE TREATMENTPHOSPHATE OVERALL
MATERIALSTEEL COMP 1095 OVERALL
SUBSTITUTES & CROSS-REFERENCES 3
24S250-1500Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
PS250-1500STPC048Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
MS9047-236Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS171658?
MS171658 is a PIN,SPRING.
What parts can replace MS171658?
There are 3 known substitutes for MS171658: 24S250-1500, PS250-1500STPC048, MS9047-236. Substitute compatibility should be verified for your specific system.
What is the NSN for MS171658?
MS171658 is cataloged in the U.S. Government catalog under NSN 5315-00-058-6147. This indicates validated use in U.S. government and defense supply chains.
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