PartsTable
Technical Data Sheet
Download PDF

N-D-40641PC44 — NUT,SPECIAL

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

N-D-40641PC44: NUT,SPECIAL.

The NUT,SPECIAL is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-00-057-6898, 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
N-D-40641PC44
NSN: 5310-00-057-6898
FSC: 5310 — Nuts and Washers
CAGE: 31923 — TODD COMBUSTION INC (USA)
SPECIFICATIONS
Part NumberN-D-40641PC44
NSN5310-00-057-6898
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: N-D-40641PC44 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: STEEL; 1.500 IN. DIA; 1.390 IN. LG; ONE END HAS 1.125-12 NF2 INTERNAL THD; OTHER END IS SPECIAL MACHINED W/1 HOLE 0.516 IN. DIA,0.750 IN. LG; COUNTERBORED TO 1.000 IN. DIA; ALSO HAS 2 FLATS 1.312 IN. APART,1.750 IN. LG IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSTEEL; 1.500 IN. DIA; 1.390 IN. LG; ONE END HAS 1.125-12 NF2 INTERNAL THD; OTHER END IS SPECIAL MACHINED W/1 HOLE 0.516 IN. DIA,0.750 IN. LG; COUNTERBORED TO 1.000 IN. DIA; ALSO HAS 2 FLATS 1.312 IN. APART,1.750 IN. LG IN
SUBSTITUTES & CROSS-REFERENCES 2
26272Reference document
Same NSN cross-reference
Reference document — Secondary reference
N4-7-14Reference 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
Ready to buy N-D-40641PC44?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is N-D-40641PC44?
N-D-40641PC44 is a NUT,SPECIAL.
What parts can replace N-D-40641PC44?
There are 2 known substitutes for N-D-40641PC44: 26272, N4-7-14. Substitute compatibility should be verified for your specific system.
What is the NSN for N-D-40641PC44?
N-D-40641PC44 is cataloged in the U.S. Government catalog under NSN 5310-00-057-6898. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — N-D-40641PC44

✓ 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.