PartsTable
Technical Data Sheet
Download PDF

3637AS640-4 — BRACKET,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3637AS640-4: BRACKET,MOUNTING.

The BRACKET,MOUNTING is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061, overall_width: 5.250 INCHES NOMINAL IN, overall_height: 0.250 INCHES NOMINAL IN, overall_length: 7.750 INCHES NOMINAL IN, mounting_hole_type: PLAIN, end_item_identification: COM STORES DO. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-516-4892, 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
3637AS640-4
NSN: 5340-01-516-4892
FSC: 5340 — Hardware, Commercial
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061
overall_width5.250 INCHES NOMINAL IN
overall_height0.250 INCHES NOMINAL IN
overall_length7.750 INCHES NOMINAL IN
mounting_hole_typePLAIN
mounting_hole_quantity4
end_item_identificationCOM STORES DO
NSN5340-01-516-4892
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3637AS640-4 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
•
MOUNTING HOLE QUANTITY: 4
•
MATERIAL: ALUMINUM ALLOY 6061
•
MOUNTING HOLE TYPE: PLAIN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY4
OVERALL HEIGHT0.250 INCHES NOMINAL IN
OVERALL LENGTH7.750 INCHES NOMINAL IN
OVERALL WIDTH5.250 INCHES NOMINAL IN
END ITEM IDENTIFICATIONCOM STORES DO
MATERIALALUMINUM ALLOY 6061
MOUNTING HOLE TYPEPLAIN
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: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy 3637AS640-4?
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 3637AS640-4?
3637AS640-4 is a BRACKET,MOUNTING.
What is the NSN for 3637AS640-4?
3637AS640-4 is cataloged in the U.S. Government catalog under NSN 5340-01-516-4892. 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 — 3637AS640-4

✓ 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.