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Technical Data Sheet
PartsTable / COMPONENT / AN121708
AN121708 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The PIN,STRAIGHT,HEADED is a the manufacturer industrial component. Key specifications include height: 0.046 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN, diameter: 0.246 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN, material: STEEL COMP 4037 OR STEEL COMP 4130 OR STEEL COMP 8630 OVERALL, head_style: PAN NO. 2 (R1 NOT REQUIRED IN ITEM DESCRIPTION), chamfer_length: 0.062 INCHES NOMINAL IN, shear_strength: 7360 DOUBLE POUND.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-081-7875, 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
AN121708
NSN: 5315-00-081-7875
FSC: 5315
CAGE: 88044 — AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE (USA)
SPECIFICATIONS
height0.046 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
diameter0.246 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN
materialSTEEL COMP 4037 OR STEEL COMP 4130 OR STEEL COMP 8630 OVERALL
head_stylePAN NO. 2 (R1 NOT REQUIRED IN ITEM DESCRIPTION)
chamfer_length0.062 INCHES NOMINAL IN
shear_strength7360 DOUBLE POUND
hardness_rating26.5 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
style_designatorSTRAIGHT
pin_chamfer_angle15.0 DEGREES NOMINAL
pin_head_diameter0.375 INCHES NOMINAL IN
surface_treatmentCADMIUM AND CHROMATE OVERALL
under_head_length0.912 INCHES MINIMUM AND 0.932 INCHES MAXIMUM IN
NSN5315-00-081-7875
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: AN121708 · 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
•
FIRST HOLE DIAMETER: 0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM IN
•
DIAMETER: 0.246 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN
•
HEAD STYLE: PAN NO. 2 (R1 NOT REQUIRED IN ITEM DESCRIPTION)
•
PIN CHAMFER ANGLE: 15.0 DEGREES NOMINAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6300 ASSN STD 1ST MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 3RD MATERIAL RESPONSE OVERALL
•
SHEAR STRENGTH: 7360 DOUBLE POUND
•
MATERIAL: STEEL COMP 4037 OR STEEL COMP 4130 OR STEEL COMP 8630 OVERALL
•
CHAMFER LENGTH: 0.062 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
FIRST HOLE DIAMETER0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM IN
DIAMETER0.246 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN
HEAD STYLEPAN NO. 2 (R1 NOT REQUIRED IN ITEM DESCRIPTION)
PIN CHAMFER ANGLE15.0 DEGREES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6300 ASSN STD 1ST MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 3RD MATERIAL RESPONSE OVERALL
SHEAR STRENGTH7360 DOUBLE POUND
MATERIALSTEEL COMP 4037 OR STEEL COMP 4130 OR STEEL COMP 8630 OVERALL
CHAMFER LENGTH0.062 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT
HARDNESS RATING26.5 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
11415Interchangeable
interchangeable cross-reference
interchangeable
11415-1Interchangeable
interchangeable cross-reference
interchangeable
5U0061-016Interchangeable
interchangeable cross-reference
interchangeable
D-141-51Interchangeable
interchangeable cross-reference
interchangeable
5315000817875Interchangeable
Same NIIN cross-reference
interchangeable
NASM5673Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AN121708?
AN121708 is a PIN,STRAIGHT,HEADED.
What parts can replace AN121708?
There are 8 known substitutes for AN121708: 11415, 11415-1, 5U0061-016 and 5 more. Substitute compatibility should be verified for your specific system.
Is AN121708 still available?
AN121708 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026