PartsTable
Technical Data Sheet
Download PDF

HAN3997-2 — KEY,MACHINE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

HAN3997-2: KEY,MACHINE.

The KEY,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_width: 0.250 INCHES NOMINAL IN, overall_height: 0.250 INCHES NOMINAL IN, overall_length: 0.500 INCHES NOMINAL IN, style_designator: PLAIN, end_item_identification: A.C. MOTOR.

This part is cataloged in the U.S. Government catalog under NSN 5315-01-669-0873, 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
HAN3997-2
NSN: 5315-01-669-0873
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 51802 — HANSOME ENERGY SYSTEMS INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_width0.250 INCHES NOMINAL IN
overall_height0.250 INCHES NOMINAL IN
overall_length0.500 INCHES NOMINAL IN
style_designatorPLAIN
end_item_identificationA.C. MOTOR
NSN5315-01-669-0873
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: HAN3997-2 · 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
•
STYLE DESIGNATOR: PLAIN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.250 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN
OVERALL LENGTH0.500 INCHES NOMINAL IN
OVERALL WIDTH0.250 INCHES NOMINAL IN
END ITEM IDENTIFICATIONA.C. MOTOR
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
A-445-111Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
A-445-111PC57Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy HAN3997-2?
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 HAN3997-2?
HAN3997-2 is a KEY,MACHINE.
What parts can replace HAN3997-2?
There are 2 known substitutes for HAN3997-2: A-445-111, A-445-111PC57. Substitute compatibility should be verified for your specific system.
What is the NSN for HAN3997-2?
HAN3997-2 is cataloged in the U.S. Government catalog under NSN 5315-01-669-0873. 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 — HAN3997-2

✓ 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.