PartsTable
Technical Data Sheet
4-4491 ✓ Verified by PartsTable
Hama · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

- To connect telecommunication devices with RJ11 (US 6p4c) connection socket to a modular telephone socket. Key specifications include ink_color: BLACK, unit_type: DESK OR POCKET, pocket_clip: PROVIDED, pen_point_type: FINE, special_features: 0.7 MM ROLLERBALL PEN W/VISIBLE INK SUPPLY WINDOWS IN BARREL MM, multiple_cartridge: NOT PROVIDED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-740-2186, 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
4-4491
NSN: 5330-00-740-2186
FSC: 5330
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
ink_colorBLACK
unit_typeDESK OR POCKET
pocket_clipPROVIDED
pen_point_typeFINE
special_features0.7 MM ROLLERBALL PEN W/VISIBLE INK SUPPLY WINDOWS IN BARREL MM
multiple_cartridgeNOT PROVIDED
point_retractabilityNONRETRACTABLE
ink_cartridge_replaceabilityNONREPLACEABLE
printing_process_for_which_designedLETTERPRESS
NSN5330-00-740-2186
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4-4491 MFR: Hama ⚠ 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
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
CROSS-SECTIONAL THICKNESS: 0.015 INCHES MINIMUM AND 0.018 INCHES MAXIMUM IN
APERTURE DIAMETER: 7.690 INCHES NOMINAL IN
FIRST BOLT CIRCLE DIAMETER: 8.688 INCHES NOMINAL IN
OUTSIDE DIAMETER: 11.310 INCHES NOMINAL IN
SMALLEST BOLT HOLE QUANTITY: 8
LARGEST BOLT HOLE DIAMETER: 1.250 INCHES MINIMUM AND 1.280 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
CROSS-SECTIONAL THICKNESS0.015 INCHES MINIMUM AND 0.018 INCHES MAXIMUM IN
APERTURE DIAMETER7.690 INCHES NOMINAL IN
FIRST BOLT CIRCLE DIAMETER8.688 INCHES NOMINAL IN
OUTSIDE DIAMETER11.310 INCHES NOMINAL IN
END ITEM IDENTIFICATIONGUN SP M42A1
SMALLEST BOLT HOLE QUANTITY8
LARGEST BOLT HOLE DIAMETER1.250 INCHES MINIMUM AND 1.280 INCHES MAXIMUM IN
SECOND BOLT CIRCLE DIAMETER9.688 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-6183,TYPE 1,CLASS 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
N458Y93Interchangeable
interchangeable cross-reference
interchangeable
623-01 BLACKInterchangeable
interchangeable cross-reference
interchangeable
NIB1998FREPENBK7Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4-4491?
4-4491 is a RESISTOR,VARIABLE,WIRE WOUND,PRE manufactured by Hama.
What parts can replace 4-4491?
There are 3 known substitutes for 4-4491: N458Y93, 623-01 BLACK, NIB1998FREPENBK7. Substitute compatibility should be verified for your specific system.
What is the NSN for 4-4491?
4-4491 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-740-2186. This indicates validated use in U.S. government and defense supply chains.
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