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Technical Data Sheet
10122889 ✓ 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,SHOULDER,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 416 OVERALL, shank_length: 0.047 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN, overall_length: 0.450 INCHES NOMINAL IN, shank_diameter: 0.0495 INCHES MINIMUM AND 0.0497 INCHES MAXIMUM IN, surface_finish: 6.0 MICROINCHES UNDERCUT, first_end_style: SQUARE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-108-8591, 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
10122889
NSN: 5315-01-108-8591
FSC: 5315
CAGE: A486G — NIMIKKEISTOKESKUS NCB FINLAND (FIN)
SPECIFICATIONS
materialSTEEL COMP 416 OVERALL
shank_length0.047 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN
overall_length0.450 INCHES NOMINAL IN
shank_diameter0.0495 INCHES MINIMUM AND 0.0497 INCHES MAXIMUM IN
surface_finish6.0 MICROINCHES UNDERCUT
first_end_styleSQUARE
hardness_rating32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
style_designatorSHOULDER
shoulder_diameter0.0883 INCHES MINIMUM AND 0.0887 INCHES MAXIMUM IN
first_end_locationBOTH ENDS
second_end_relationship_with_first_endIDENTICAL
NSN5315-01-108-8591
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 10122889 · 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
SHOULDER DIAMETER: 0.0883 INCHES MINIMUM AND 0.0887 INCHES MAXIMUM IN
SURFACE FINISH: 6.0 MICROINCHES UNDERCUT
STYLE DESIGNATOR: SHOULDER
HARDNESS RATING: 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
FIRST END LOCATION: BOTH ENDS
SHANK DIAMETER: 0.0495 INCHES MINIMUM AND 0.0497 INCHES MAXIMUM IN
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
TECHNICAL CHARACTERISTICS (FLIS)
SHOULDER DIAMETER0.0883 INCHES MINIMUM AND 0.0887 INCHES MAXIMUM IN
OVERALL LENGTH0.450 INCHES NOMINAL IN
SURFACE FINISH6.0 MICROINCHES UNDERCUT
STYLE DESIGNATORSHOULDER
HARDNESS RATING32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
FIRST END LOCATIONBOTH ENDS
SHANK DIAMETER0.0495 INCHES MINIMUM AND 0.0497 INCHES MAXIMUM IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
MATERIALSTEEL COMP 416 OVERALL
SHANK LENGTH0.047 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
3704Interchangeable
interchangeable cross-reference
interchangeable
ASTM D2665Interchangeable
interchangeable cross-reference
interchangeable
01704Interchangeable
interchangeable cross-reference
interchangeable
51704Interchangeable
interchangeable cross-reference
interchangeable
G-488Interchangeable
interchangeable cross-reference
interchangeable
7071420Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 10122889?
10122889 is a PIN,SHOULDER,HEADLESS.
What parts can replace 10122889?
There are 14 known substitutes for 10122889: 3704, ASTM D2665, 01704 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 10122889?
10122889 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-108-8591. This indicates validated use in U.S. government and defense supply chains.
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