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53-73244-3 — PIN,STRAIGHT,HEADED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

53-73244-3: PIN,STRAIGHT,HEADED.

The PIN,STRAIGHT,HEADED is a the manufacturer industrial component. Key specifications include height: 0.380 INCHES NOMINAL IN, diameter: 0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN, material: STEEL COMP 4130 OVERALL, head_style: KNURLED NO. 1, chamfer_length: 0.070 INCHES NOMINAL IN, style_designator: STRAIGHT.

This part is cataloged in the U.S. Government catalog under NSN 5315-00-901-3202, 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
53-73244-3
NSN: 5315-00-901-3202
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
height0.380 INCHES NOMINAL IN
diameter0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
materialSTEEL COMP 4130 OVERALL
head_styleKNURLED NO. 1
chamfer_length0.070 INCHES NOMINAL IN
style_designatorSTRAIGHT
pin_chamfer_angle25.0 DEGREES MINIMUM AND 35.0 DEGREES MAXIMUM
pin_head_diameter0.500 INCHES NOMINAL IN
surface_treatmentCADMIUM OVERALL
under_head_length3.870 INCHES NOMINAL IN
material_document_and_classificationMIL-S-6758,COMP 4130 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5315-00-901-3202
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 53-73244-3 · 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: 0.070 INCHES NOMINAL IN
•
UNDER HEAD LENGTH: 3.870 INCHES NOMINAL IN
•
PIN CHAMFER ANGLE: 25.0 DEGREES MINIMUM AND 35.0 DEGREES MAXIMUM
•
STYLE DESIGNATOR: STRAIGHT
•
PIN HEAD DIAMETER: 0.500 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-6758,COMP 4130 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
HEAD STYLE: KNURLED NO. 1
TECHNICAL CHARACTERISTICS
CHAMFER LENGTH0.070 INCHES NOMINAL IN
UNDER HEAD LENGTH3.870 INCHES NOMINAL IN
PIN CHAMFER ANGLE25.0 DEGREES MINIMUM AND 35.0 DEGREES MAXIMUM
STYLE DESIGNATORSTRAIGHT
PIN HEAD DIAMETER0.500 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6758,COMP 4130 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
HEAD STYLEKNURLED NO. 1
HEIGHT0.380 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM 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 53-73244-3?
53-73244-3 is a PIN,STRAIGHT,HEADED.
What is the NSN for 53-73244-3?
53-73244-3 is cataloged in the U.S. Government catalog under NSN 5315-00-901-3202. 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.