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1128HM40106-12 — HANDLE,CRANK

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1128HM40106-12: HANDLE,CRANK.

The HANDLE,CRANK is a the manufacturer industrial component. Key specifications include ratchet: NOT INCLUDED, material: ALUMINUM ALLOY 7075 OVERALL, drive_width: 0.4990 INCHES MINIMUM AND 0.5010 INCHES MAXIMUM IN, handle_length: 2.7802 INCHES NOMINAL IN, surface_treatment: ANODIZE OVERALL, drive_facility_style: SQUARE. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-421-4528, 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
1128HM40106-12
NSN: 5340-00-421-4528
FSC: 5340 — Hardware, Commercial
CAGE: 79RG9 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
ratchetNOT INCLUDED
materialALUMINUM ALLOY 7075 OVERALL
drive_width0.4990 INCHES MINIMUM AND 0.5010 INCHES MAXIMUM IN
handle_length2.7802 INCHES NOMINAL IN
surface_treatmentANODIZE OVERALL
drive_facility_styleSQUARE
handle_rotating_featureNOT INCLUDED
handle_counterbalancing_weightNOT INCLUDED
material_document_and_classificationQQ-A-225/9, ALLOY 7075 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5340-00-421-4528
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1128HM40106-12 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
HANDLE ROTATING FEATURE: NOT INCLUDED
•
HANDLE LENGTH: 2.7802 INCHES NOMINAL IN
•
DRIVE WIDTH: 0.4990 INCHES MINIMUM AND 0.5010 INCHES MAXIMUM IN
•
HANDLE COUNTERBALANCING WEIGHT: NOT INCLUDED
•
RATCHET: NOT INCLUDED
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/9, ALLOY 7075 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
DRIVE FACILITY STYLE: SQUARE
•
SURFACE TREATMENT: ANODIZE OVERALL
TECHNICAL CHARACTERISTICS
HANDLE ROTATING FEATURENOT INCLUDED
HANDLE LENGTH2.7802 INCHES NOMINAL IN
DRIVE WIDTH0.4990 INCHES MINIMUM AND 0.5010 INCHES MAXIMUM IN
HANDLE COUNTERBALANCING WEIGHTNOT INCLUDED
RATCHETNOT INCLUDED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/9, ALLOY 7075 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
DRIVE FACILITY STYLESQUARE
SURFACE TREATMENTANODIZE OVERALL
MATERIALALUMINUM ALLOY 7075 OVERALL
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
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 1128HM40106-12?
1128HM40106-12 is a HANDLE,CRANK.
What is the NSN for 1128HM40106-12?
1128HM40106-12 is cataloged in the U.S. Government catalog under NSN 5340-00-421-4528. 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.