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Technical Data Sheet
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L200005557 — BUTTON,LOCKING

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

L200005557: BUTTON,LOCKING.

The BUTTON,LOCKING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5315-00-159-1079, 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
L200005557
NSN: 5315-00-159-1079
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 36090 — LOCKHEED MARTIN LIBRASCOPE CORPORATION (USA)
SPECIFICATIONS
general_characteristics_item_descriptionPLASTIC,NYLON,0.109 IN. P0.000 M0.005 LG,0.125 IN. P0.000 M0.005 OD,BREAK SHARP EDGE 0.02 IN. MAX,0.125 MICROINCH FINISH O/A IN
NSN5315-00-159-1079
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: L200005557 · 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
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: PLASTIC,NYLON,0.109 IN. P0.000 M0.005 LG,0.125 IN. P0.000 M0.005 OD,BREAK SHARP EDGE 0.02 IN. MAX,0.125 MICROINCH FINISH O/A IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONPLASTIC,NYLON,0.109 IN. P0.000 M0.005 LG,0.125 IN. P0.000 M0.005 OD,BREAK SHARP EDGE 0.02 IN. MAX,0.125 MICROINCH FINISH O/A IN
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 1
1786600Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 L200005557?
L200005557 is a BUTTON,LOCKING.
What parts can replace L200005557?
There is 1 known substitute for L200005557: 1786600. Substitute compatibility should be verified for your specific system.
What is the NSN for L200005557?
L200005557 is cataloged in the U.S. Government catalog under NSN 5315-00-159-1079. This indicates validated use in U.S. government and defense supply chains.
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