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BG513 — BUMPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

BG513: BUMPER.

The BUMPER is a the manufacturer industrial component. Key specifications include material: RUBBER, hole_diameter: 0.135 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN, overall_height: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN, special_features: FASTENING DEVICE: STEEL WASHER, style_designator: FLAT TOP COUNTERBORED, first_counterbore_depth: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-378-5062, 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
BG513
NSN: 5340-01-378-5062
FSC: 5340 — Hardware, Commercial
CAGE: 63590 — SPC TECHNOLOGY - NEWARK (USA)
SPECIFICATIONS
materialRUBBER
hole_diameter0.135 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN
overall_height0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
special_featuresFASTENING DEVICE: STEEL WASHER
style_designatorFLAT TOP COUNTERBORED
first_counterbore_depth0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
material_hardness_rating40.0 DUROMETER MINIMUM AND 80.0 DUROMETER MAXIMUM
NSN5340-01-378-5062
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: BG513 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
•
MATERIAL HARDNESS RATING: 40.0 DUROMETER MINIMUM AND 80.0 DUROMETER MAXIMUM
•
STYLE DESIGNATOR: FLAT TOP COUNTERBORED
•
FIRST COUNTERBORE DEPTH: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
•
COLOR: BLACK
•
MATERIAL: RUBBER
•
HOLE DIAMETER: 0.135 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
MATERIAL HARDNESS RATING40.0 DUROMETER MINIMUM AND 80.0 DUROMETER MAXIMUM
STYLE DESIGNATORFLAT TOP COUNTERBORED
FIRST COUNTERBORE DEPTH0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
COLORBLACK
SPECIAL FEATURESFASTENING DEVICE: STEEL WASHER
MATERIALRUBBER
HOLE DIAMETER0.135 INCHES MINIMUM AND 0.155 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
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is BG513?
BG513 is a BUMPER.
What is the NSN for BG513?
BG513 is cataloged in the U.S. Government catalog under NSN 5340-01-378-5062. 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.