PartsTable
Technical Data Sheet
Download PDF

845-6556605PC45 — KEY,MACHINE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

845-6556605PC45: KEY,MACHINE.

The KEY,MACHINE is a the manufacturer industrial component. Key specifications include criticality_code_justification: ZZZY, reference_number_differentiating_characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-381-2041, 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
845-6556605PC45
NSN: 5315-01-381-2041
NIINs: 013812041, 014695723
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
NSN5315-01-381-2041
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 845-6556605PC45 · 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
•
STARTING EDGE SHAPE: ROUNDROUND
•
STYLE DESIGNATOR: PLAINPLAIN
•
STARTING EDGE RADIUS: 0.375 INCHES NOMINAL0.375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN
STARTING EDGE SHAPEROUNDROUND
STYLE DESIGNATORPLAINPLAIN
OVERALL LENGTH2.500 INCHES NOMINAL2.500 INCHES NOMINAL IN
OVERALL WIDTH0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN
STARTING EDGE RADIUS0.375 INCHES NOMINAL0.375 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
D20147-45Reference 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
Ready to buy 845-6556605PC45?
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 845-6556605PC45?
845-6556605PC45 is a KEY,MACHINE.
What parts can replace 845-6556605PC45?
There is 1 known substitute for 845-6556605PC45: D20147-45. Substitute compatibility should be verified for your specific system.
What is the NSN for 845-6556605PC45?
845-6556605PC45 is cataloged in the U.S. Government catalog under NSN 5315-01-381-2041. 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 — 845-6556605PC45

✓ 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.