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43-W-2987 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

43-W-2987: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include surface_treatment: OXIDE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-272-9052, 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
43-W-2987
NSN: 5310-01-272-9052
FSC: 5310 — Nuts and Washers
CAGE: 63327 — MCNALLY INDUSTRIES LLC DIV NORTHERN PUMP DIVISION (USA)
SPECIFICATIONS
surface_treatmentOXIDE OVERALL
NSN5310-01-272-9052
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 43-W-2987 · 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
•
COLOR: BLACK OVERALL
•
SURFACE TREATMENT: OXIDE OVERALL
TECHNICAL CHARACTERISTICS
COLORBLACK OVERALL
SURFACE TREATMENTOXIDE OVERALL
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES 1
1115665Reference 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 43-W-2987?
43-W-2987 is a WASHER,FLAT.
What parts can replace 43-W-2987?
There is 1 known substitute for 43-W-2987: 1115665. Substitute compatibility should be verified for your specific system.
What is the NSN for 43-W-2987?
43-W-2987 is cataloged in the U.S. Government catalog under NSN 5310-01-272-9052. This indicates validated use in U.S. government and defense supply chains.
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