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2644733 — HOLDER,SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2644733: HOLDER,SPRING.

The HOLDER,SPRING is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, fsc_application_data: ACFT ENGINE FUEL CONTROL. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-345-4045, 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
2644733
NSN: 5340-00-345-4045
FSC: 5340 — Hardware, Commercial
CAGE: 06848 — HONEYWELL INTERNATIONAL INC DIV AEROSPACE-SOUTH BEND (BENDIX DR) (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
fsc_application_dataACFT ENGINE FUEL CONTROL
attachment_to_item_supported_methodHOLDS ITEM BY MEANS OF FITTING,0.350 IN. DIA BY 0.380 IN. LG AXMXGMTD BY MEANS OF FLANGE 0.940 DIA BY 0.060 IN. THKABJKJB5.640 IN
NSN5340-00-345-4045
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2644733 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
•
FSC APPLICATION DATA: ACFT ENGINE FUEL CONTROL
•
ATTACHMENT TO ITEM SUPPORTED METHOD: HOLDS ITEM BY MEANS OF FITTING,0.350 IN. DIA BY 0.380 IN. LG AXMXGMTD BY MEANS OF FLANGE 0.940 DIA BY 0.060 IN. THKABJKJB5.640 IN
•
MATERIAL: ALUMINUM ALLOY
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAACFT ENGINE FUEL CONTROL
ATTACHMENT TO ITEM SUPPORTED METHODHOLDS ITEM BY MEANS OF FITTING,0.350 IN. DIA BY 0.380 IN. LG AXMXGMTD BY MEANS OF FLANGE 0.940 DIA BY 0.060 IN. THKABJKJB5.640 IN
MATERIALALUMINUM ALLOY
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 2644733?
2644733 is a HOLDER,SPRING.
What is the NSN for 2644733?
2644733 is cataloged in the U.S. Government catalog under NSN 5340-00-345-4045. 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.