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AN121660 — PIN,STRAIGHT,HEADED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

AN121660: PIN,STRAIGHT,HEADED.

The PIN,STRAIGHT,HEADED is a the manufacturer industrial component. Key specifications include height: 0.047 INCHES NOMINAL IN, diameter: 0.184 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN, material: STEEL COMP 8740 OVERALL, head_style: PAN NO. 2 (R1 NOT REQUIRED IN ITEM DESCRIPTION), chamfer_length: 0.470 INCHES NOMINAL IN, hardness_rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL.

This part is cataloged in the U.S. Government catalog under NSN 5315-01-583-5755, 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
AN121660
NSN: 5315-01-583-5755
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
height0.047 INCHES NOMINAL IN
diameter0.184 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN
materialSTEEL COMP 8740 OVERALL
head_stylePAN NO. 2 (R1 NOT REQUIRED IN ITEM DESCRIPTION)
chamfer_length0.470 INCHES NOMINAL IN
hardness_rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
style_designatorSTRAIGHT
pin_chamfer_angle15.0 DEGREES NOMINAL
pin_head_diameter0.312 INCHES NOMINAL IN
surface_treatmentCADMIUM OVERALL
under_head_length0.906 INCHES NOMINAL IN
first_hole_diameter0.065 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
NSN5315-01-583-5755
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: AN121660 · 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: 0.470 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
HOLE ARRANGEMENT STYLE: ONE END DRILLED
•
UNDER HEAD LENGTH: 0.906 INCHES NOMINAL IN
•
PIN CHAMFER ANGLE: 15.0 DEGREES NOMINAL
•
FIRST HOLE DIAMETER: 0.065 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
•
HARDNESS RATING: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
•
STYLE DESIGNATOR: STRAIGHT
TECHNICAL CHARACTERISTICS
CHAMFER LENGTH0.470 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HOLE ARRANGEMENT STYLEONE END DRILLED
UNDER HEAD LENGTH0.906 INCHES NOMINAL IN
PIN CHAMFER ANGLE15.0 DEGREES NOMINAL
FIRST HOLE DIAMETER0.065 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
STYLE DESIGNATORSTRAIGHT
PIN HEAD DIAMETER0.312 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6322 ASSN STD SINGLE MATERIAL RESPONSE 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 AN121660?
AN121660 is a PIN,STRAIGHT,HEADED.
What is the NSN for AN121660?
AN121660 is cataloged in the U.S. Government catalog under NSN 5315-01-583-5755. 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.