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752-6405278-57 — PIN,STRAIGHT,HEADED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

752-6405278-57: PIN,STRAIGHT,HEADED.

The PIN,STRAIGHT,HEADED is a the manufacturer industrial component. Key specifications include height: 0.020 INCHES NOMINAL IN, diameter: 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN, material: STEEL OVERALL, head_style: FLAT CHAMFER, chamfer_length: 0.030 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN, style_designator: STRAIGHT. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-393-4259, 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
752-6405278-57
NSN: 5315-01-393-4259
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
height0.020 INCHES NOMINAL IN
diameter0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
materialSTEEL OVERALL
head_styleFLAT CHAMFER
chamfer_length0.030 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN
style_designatorSTRAIGHT
pin_head_diameter0.380 INCHES NOMINAL IN
under_head_length1.250 INCHES NOMINAL IN
NSN5315-01-393-4259
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 752-6405278-57 · 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
•
CHAMFER LENGTH: 0.030 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN
•
UNDER HEAD LENGTH: 1.250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT
•
PIN HEAD DIAMETER: 0.380 INCHES NOMINAL IN
•
DIAMETER: 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
HEAD STYLE: FLAT CHAMFER
•
HEIGHT: 0.020 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
CHAMFER LENGTH0.030 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN
UNDER HEAD LENGTH1.250 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT
PIN HEAD DIAMETER0.380 INCHES NOMINAL IN
DIAMETER0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
HEAD STYLEFLAT CHAMFER
HEIGHT0.020 INCHES NOMINAL IN
MATERIALSTEEL 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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 752-6405278-57?
752-6405278-57 is a PIN,STRAIGHT,HEADED.
What is the NSN for 752-6405278-57?
752-6405278-57 is cataloged in the U.S. Government catalog under NSN 5315-01-393-4259. 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.