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12591941 — COVER,ACCESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

12591941: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include end_item_identification: 2350-01-619-5649. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-342-5101, 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
12591941
NSN: 5315-01-342-5101
NIINs: 013425101, 016858026
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
end_item_identification2350-01-619-5649
NSN5315-01-342-5101
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 12591941 · 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 TAPER LENGTH: 0.050 INCHES NOMINAL IN
•
FIRST STEP DIAMETER: 0.370 INCHES NOMINAL IN
•
UNDER HEAD LENGTH: 0.610 INCHES NOMINAL IN
•
FIRST END STYLE: CHAMFERED
•
SECOND STEP LENGTH: 0.560 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SHOULDER
•
PIN HEAD DIAMETER: 0.447 INCHES NOMINAL IN
•
FIRST END TAPER ANGLE: 15.0 DEGREES NOMINAL
TECHNICAL CHARACTERISTICS
FIRST END TAPER LENGTH0.050 INCHES NOMINAL IN
FIRST STEP DIAMETER0.370 INCHES NOMINAL IN
UNDER HEAD LENGTH0.610 INCHES NOMINAL IN
FIRST END STYLECHAMFERED
SECOND STEP LENGTH0.560 INCHES NOMINAL IN
STYLE DESIGNATORSHOULDER
PIN HEAD DIAMETER0.447 INCHES NOMINAL IN
FIRST END TAPER ANGLE15.0 DEGREES NOMINAL
HEAD STYLEFLAT CHAMFER
SECOND STEP DIAMETER0.3766 INCHES NOMINAL IN
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 12591941?
12591941 is a COVER,ACCESS.
What is the NSN for 12591941?
12591941 is cataloged in the U.S. Government catalog under NSN 5315-01-342-5101. 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.