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GBA-107S — BUMPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

GBA-107S: BUMPER.

The BUMPER is a the manufacturer industrial component. Key specifications include overall_height: 1.77 INCHES NOMINAL IN, special_features: TEMPERATURE RANGE MINUS 40 DEG TO PLUS 120 DEG F DEGF, style_designator: DOUBLE FLANGE, top_flange_width: 1.58 INCHES NOMINAL IN, bottom_flange_width: 1.73 INCHES NOMINAL IN, outside/top_flange_diameter: 1.73 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-616-1320, 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
GBA-107S
NSN: 5340-01-616-1320
FSC: 5340 — Hardware, Commercial
CAGE: 06623 — EFDYN INC (USA)
SPECIFICATIONS
overall_height1.77 INCHES NOMINAL IN
special_featuresTEMPERATURE RANGE MINUS 40 DEG TO PLUS 120 DEG F DEGF
style_designatorDOUBLE FLANGE
top_flange_width1.58 INCHES NOMINAL IN
bottom_flange_width1.73 INCHES NOMINAL IN
outside/top_flange_diameter1.73 INCHES NOMINAL IN
NSN5340-01-616-1320
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: GBA-107S 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
•
OUTSIDE/TOP FLANGE DIAMETER: 1.73 INCHES NOMINAL IN
•
STYLE DESIGNATOR: DOUBLE FLANGE
•
BOTTOM FLANGE WIDTH: 1.73 INCHES NOMINAL IN
•
COLOR: BLACK
•
TOP FLANGE WIDTH: 1.58 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.77 INCHES NOMINAL IN
OUTSIDE/TOP FLANGE DIAMETER1.73 INCHES NOMINAL IN
STYLE DESIGNATORDOUBLE FLANGE
BOTTOM FLANGE WIDTH1.73 INCHES NOMINAL IN
COLORBLACK
SPECIAL FEATURESTEMPERATURE RANGE MINUS 40 DEG TO PLUS 120 DEG F DEGF
TOP FLANGE WIDTH1.58 INCHES NOMINAL 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
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FREQUENTLY ASKED QUESTIONS
What is GBA-107S?
GBA-107S is a BUMPER.
What is the NSN for GBA-107S?
GBA-107S is cataloged in the U.S. Government catalog under NSN 5340-01-616-1320. 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.