PartsTable
Technical Data Sheet
Download PDF

687-4439-002 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

687-4439-002: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061, hole_diameter: 0.102 INCHES NOMINAL IN, body_thickness: 0.1179 INCHES MINIMUM AND 0.1321 INCHES MAXIMUM IN, special_features: ORIGINAL NAME PLATE, COVER-COMBINER; FINISH ALKALINE TIN PLATE 0.0001 MIN THK, features_provided: SPECIAL MARKING, securing_device_type: SPECIAL. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-390-4430, 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
687-4439-002
NSN: 5340-01-390-4430
FSC: 5340 — Hardware, Commercial
CAGE: 13499 — ROCKWELL COLLINS, INC. DBA COLLINS AEROSPACE GOVERNMENT SYSTEMS DIV COLLINS AEROSPACE - GOVERNMENT SYSTEMS (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061
hole_diameter0.102 INCHES NOMINAL IN
body_thickness0.1179 INCHES MINIMUM AND 0.1321 INCHES MAXIMUM IN
special_featuresORIGINAL NAME PLATE, COVER-COMBINER; FINISH ALKALINE TIN PLATE 0.0001 MIN THK
features_providedSPECIAL MARKING
securing_device_typeSPECIAL
end_item_identificationPACER DAWN
mounting_opening_shape_styleUNTHREADED HOLE
material_document_and_classificationQQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
surface_treatment_document_and_classificationMIL-T-10727 MIL SPEC SINGLE TREATMENT RESPONSE
NSN5340-01-390-4430
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 687-4439-002 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-T-10727 MIL SPEC SINGLE TREATMENT RESPONSE
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
•
FEATURES PROVIDED: SPECIAL MARKING
•
SECURING DEVICE TYPE: SPECIAL
•
MATERIAL: ALUMINUM ALLOY 6061
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-T-10727 MIL SPEC SINGLE TREATMENT RESPONSE
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
FEATURES PROVIDEDSPECIAL MARKING
SECURING DEVICE TYPESPECIAL
SPECIAL FEATURESORIGINAL NAME PLATE, COVER-COMBINER; FINISH ALKALINE TIN PLATE 0.0001 MIN THK
END ITEM IDENTIFICATIONPACER DAWN
MATERIALALUMINUM ALLOY 6061
HOLE DIAMETER0.102 INCHES NOMINAL IN
BODY THICKNESS0.1179 INCHES MINIMUM AND 0.1321 INCHES MAXIMUM IN
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
No demilitarization required
Ready to buy 687-4439-002?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 687-4439-002?
687-4439-002 is a COVER,ACCESS.
What is the NSN for 687-4439-002?
687-4439-002 is cataloged in the U.S. Government catalog under NSN 5340-01-390-4430. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 687-4439-002