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B-020 — B-020

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

B-020: B-020.

The B-020 is a the manufacturer industrial component. Key specifications include overall_width: 3.000 INCHES NOMINAL IN, overall_length: 3.688 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-254-1320, 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
MRO→ MRO_GENERAL→ B-020
NSN: 5310-01-254-1320
NIINs: 012541320, 013571749, 014640515
FSC: 5310 — Nuts and Washers
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
overall_width3.000 INCHES NOMINAL IN
overall_length3.688 INCHES NOMINAL IN
NSN5310-01-254-1320
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: B-020 · 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
SUBSTITUTES & CROSS-REFERENCES 1
55-22420-24Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 B-020?
B-020 is a B-020. It is classified as a MRO (MRO_GENERAL).
What parts can replace B-020?
There is 1 known substitute for B-020: 55-22420-24. Substitute compatibility should be verified for your specific system.
What is the NSN for B-020?
B-020 is cataloged in the U.S. Government catalog under NSN 5310-01-254-1320. This indicates validated use in U.S. government and defense supply chains.
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