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HNQ0-99-001PC12 — WASHER,IMPELLER

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

HNQ0-99-001PC12: WASHER,IMPELLER.

The WASHER,IMPELLER is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: 0500 IN. O/A LG; 2.250 IN.

OD; 0.781 IN. ID IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-604-4655, 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
HNQ0-99-001PC12
NSN: 5310-00-604-4655
FSC: 5310 — Nuts and Washers
CAGE: 10941 — CARVER PUMP COMPANY (USA)
SPECIFICATIONS
general_characteristics_item_description0500 IN. O/A LG; 2.250 IN. OD; 0.781 IN. ID IN
NSN5310-00-604-4655
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: HNQ0-99-001PC12 · 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: 0500 IN. O/A LG; 2.250 IN. OD; 0.781 IN. ID IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTION0500 IN. O/A LG; 2.250 IN. OD; 0.781 IN. ID IN
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES 1
DHNQ0-99-001PC12Reference 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
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FREQUENTLY ASKED QUESTIONS
What is HNQ0-99-001PC12?
HNQ0-99-001PC12 is a WASHER,IMPELLER.
What parts can replace HNQ0-99-001PC12?
There is 1 known substitute for HNQ0-99-001PC12: DHNQ0-99-001PC12. Substitute compatibility should be verified for your specific system.
What is the NSN for HNQ0-99-001PC12?
HNQ0-99-001PC12 is cataloged in the U.S. Government catalog under NSN 5310-00-604-4655. 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.