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2B1-550 — PIN,STRAIGHT,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

2B1-550: PIN,STRAIGHT,HEADLESS.

The PIN,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 OVERALL, first_end_style: SQUARE INTERNALLY THREADED, second_end_style: SQUARE, pin_overall_length: 3.060 INCHES NOMINAL IN, pin_overall_diameter: 0.7500 INCHES NOMINAL IN, second_end_relationship_with_first_end: NOT IDENTICAL. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-435-9670, 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
2B1-550
NSN: 5315-01-435-9670
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 34712 — LAKE SHORE SYSTEMS, INC. (USA)
SPECIFICATIONS
materialSTEEL COMP 304 OVERALL
first_end_styleSQUARE INTERNALLY THREADED
second_end_styleSQUARE
pin_overall_length3.060 INCHES NOMINAL IN
pin_overall_diameter0.7500 INCHES NOMINAL IN
second_end_relationship_with_first_endNOT IDENTICAL
NSN5315-01-435-9670
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2B1-550 · 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 END STYLE: SQUARE INTERNALLY THREADED
•
PIN OVERALL DIAMETER: 0.7500 INCHES NOMINAL IN
•
PIN OVERALL LENGTH: 3.060 INCHES NOMINAL IN
•
SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL
•
SECOND END STYLE: SQUARE
•
MATERIAL: STEEL COMP 304 OVERALL
TECHNICAL CHARACTERISTICS
FIRST END STYLESQUARE INTERNALLY THREADED
PIN OVERALL DIAMETER0.7500 INCHES NOMINAL IN
PIN OVERALL LENGTH3.060 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
SECOND END STYLESQUARE
MATERIALSTEEL COMP 304 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 2B1-550?
2B1-550 is a PIN,STRAIGHT,HEADLESS.
What is the NSN for 2B1-550?
2B1-550 is cataloged in the U.S. Government catalog under NSN 5315-01-435-9670. 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.