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SFP2881 ✓ 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,GROOVED,HEADED is a the manufacturer industrial component. Key specifications include height: 0.125 INCHES NOMINAL IN, diameter: 0.745 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN, material: STEEL OVERALL, first_end_style: SQUARE, pin_head_diameter: 1.000 INCHES NOMINAL IN, under_head_length: 3.250 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-427-1219, 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
SFP2881
NSN: 5315-00-427-1219
FSC: 5315
CAGE: 33705 — KINGHAM TRAILER CO (USA)
SPECIFICATIONS
height0.125 INCHES NOMINAL IN
diameter0.745 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
materialSTEEL OVERALL
first_end_styleSQUARE
pin_head_diameter1.000 INCHES NOMINAL IN
under_head_length3.250 INCHES NOMINAL IN
first_hole_diameter0.266 INCHES NOMINAL IN
hole_arrangement_styleONE END DRILLED
distance_from_centerline_of_hole_to_end_of_pin0.312 INCHES NOMINAL IN
NSN5315-00-427-1219
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: SFP2881 · 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
•
PIN HEAD DIAMETER: 1.000 INCHES NOMINAL IN
•
UNDER HEAD LENGTH: 3.250 INCHES NOMINAL IN
•
DISTANCE FROM CENTERLINE OF HOLE TO END OF PIN: 0.312 INCHES NOMINAL IN
•
HEIGHT: 0.125 INCHES NOMINAL IN
•
FIRST END STYLE: SQUARE
•
MATERIAL: STEEL OVERALL
•
HOLE ARRANGEMENT STYLE: ONE END DRILLED
•
FIRST HOLE DIAMETER: 0.266 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
PIN HEAD DIAMETER1.000 INCHES NOMINAL IN
UNDER HEAD LENGTH3.250 INCHES NOMINAL IN
DISTANCE FROM CENTERLINE OF HOLE TO END OF PIN0.312 INCHES NOMINAL IN
HEIGHT0.125 INCHES NOMINAL IN
FIRST END STYLESQUARE
MATERIALSTEEL OVERALL
HOLE ARRANGEMENT STYLEONE END DRILLED
FIRST HOLE DIAMETER0.266 INCHES NOMINAL IN
DIAMETER0.745 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
140-58129Interchangeable
interchangeable cross-reference
interchangeable
240-3540219Interchangeable
interchangeable cross-reference
interchangeable
00161Interchangeable
interchangeable cross-reference
interchangeable
00036Interchangeable
interchangeable cross-reference
interchangeable
SFP1948019Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SFP2881?
SFP2881 is a PIN,GROOVED,HEADED.
What parts can replace SFP2881?
There are 5 known substitutes for SFP2881: 140-58129, 240-3540219, 00161 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SFP2881?
SFP2881 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-427-1219. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026