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G689631-1 — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

G689631-1: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: RUBBER, design_type: FRICTION, special_features: MATERIAL:EPDM RUBBER,60 DURAMETER, width_across_flats: 0.620 INCHES NOMINAL IN, end_item_identification: G92SAW, part_name_assigned_by_controlling_agency: RUBBER COVER,BRAKE RELEASE KNOB. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-583-6699, 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
G689631-1
NSN: 5340-01-583-6699
FSC: 5340 — Hardware, Commercial
CAGE: 49956 — RAYTHEON COMPANY DIV CORP (USA)
SPECIFICATIONS
materialRUBBER
design_typeFRICTION
special_featuresMATERIAL:EPDM RUBBER,60 DURAMETER
width_across_flats0.620 INCHES NOMINAL IN
end_item_identificationG92SAW
specification/standard_data81349-MIL-STD-454,REQUIREMENT 9 GOVERNMENT STANDARD AND 81349-MIL-STD-130 (DO NOT MAKE PART) GOVERNMENT STANDARD AND 81343-ASTM D-2000,TYPE BA PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
part_name_assigned_by_controlling_agencyRUBBER COVER,BRAKE RELEASE KNOB
tube_outside_diameter_for_which_designed1.260 INCHES NOMINAL IN
opening_inside_diameter_for_which_designed0.960 INCHES NOMINAL IN
NSN5340-01-583-6699
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: G689631-1 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
•
WIDTH ACROSS FLATS: 0.620 INCHES NOMINAL IN
•
DESIGN TYPE: FRICTION
•
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED: 1.260 INCHES NOMINAL IN
•
SPECIFICATION/STANDARD DATA: 81349-MIL-STD-454,REQUIREMENT 9 GOVERNMENT STANDARD AND 81349-MIL-STD-130 (DO NOT MAKE PART) GOVERNMENT STANDARD AND 81343-ASTM D-2000,TYPE BA PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
•
OPENING INSIDE DIAMETER FOR WHICH DESIGNED: 0.960 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.620 INCHES NOMINAL IN
DESIGN TYPEFRICTION
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED1.260 INCHES NOMINAL IN
SPECIFICATION/STANDARD DATA81349-MIL-STD-454,REQUIREMENT 9 GOVERNMENT STANDARD AND 81349-MIL-STD-130 (DO NOT MAKE PART) GOVERNMENT STANDARD AND 81343-ASTM D-2000,TYPE BA PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
OPENING INSIDE DIAMETER FOR WHICH DESIGNED0.960 INCHES NOMINAL IN
SPECIAL FEATURESMATERIAL:EPDM RUBBER,60 DURAMETER
PART NAME ASSIGNED BY CONTROLLING AGENCYRUBBER COVER,BRAKE RELEASE KNOB
END ITEM IDENTIFICATIONG92SAW
MATERIALRUBBER
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
Shelf-life managedAcquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is G689631-1?
G689631-1 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What is the NSN for G689631-1?
G689631-1 is cataloged in the U.S. Government catalog under NSN 5340-01-583-6699. This indicates validated use in U.S. government and defense supply chains.
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