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100811-4 — COVER,ACCESS

✓ Government record, cited
3M · NUT WASHER
PRODUCT OVERVIEW

100811-4: COVER,ACCESS.

The COVER,ACCESS is a 3M industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-00-943-2141, 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
100811-4
NSN: 5310-00-943-2141
NIINs: 009432141, 014383497
FSC: 5310 — Nuts and Washers
CAGE: 57615 — SEAMAN CORP SEAMAN BUILDING SYSTEMS DIV (USA)
SPECIFICATIONS
Part Number100811-4
Manufacturer3M
NSN5310-00-943-2141
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 100811-4 · 3M ⚠ 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 7
N26583Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
5310PL0807832Reference document
Same NSN cross-reference
Reference document — Informative reference only
21829N PIECE 5Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MS51968-15Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
5310009432141Reference document
Same NSN cross-reference
Reference document — Informative reference only
NF12T76Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 100811-4?
100811-4 is a COVER,ACCESS manufactured by 3M.
What parts can replace 100811-4?
There are 7 known substitutes for 100811-4: N26583, 5310PL0807832, 21829N PIECE 5 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 100811-4?
100811-4 is cataloged in the U.S. Government catalog under NSN 5310-00-943-2141. 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.