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MCH-1491A-01 — BUMPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MCH-1491A-01: BUMPER.

The BUMPER is a the manufacturer industrial component. Key specifications include material: RUBBER, special_features: RECTANGULAR SHAPE,7.245 IN. LONG,3.700 IN.

WIDE,1.000IN. TALL IN, end_item_identification: F-16 AIRCRAFT, part_name_assigned_by_controlling_agency: BAE MLV REAR BOOT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-529-6220, 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
MCH-1491A-01
NSN: 5340-01-529-6220
FSC: 5340 — Hardware, Commercial
CAGE: 94117 — BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. DBA BAE SYSTEMS (USA)
SPECIFICATIONS
materialRUBBER
special_featuresRECTANGULAR SHAPE,7.245 IN. LONG,3.700 IN. WIDE,1.000IN. TALL IN
end_item_identificationF-16 AIRCRAFT
part_name_assigned_by_controlling_agencyBAE MLV REAR BOOT
NSN5340-01-529-6220
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MCH-1491A-01 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: RUBBER
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESRECTANGULAR SHAPE,7.245 IN. LONG,3.700 IN. WIDE,1.000IN. TALL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYBAE MLV REAR BOOT
END ITEM IDENTIFICATIONF-16 AIRCRAFT
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 2
MCH-1491-01Reference document
Same NSN cross-reference
Reference document — Secondary reference
MCH-1491B-01Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MCH-1491A-01?
MCH-1491A-01 is a BUMPER.
What parts can replace MCH-1491A-01?
There are 2 known substitutes for MCH-1491A-01: MCH-1491-01, MCH-1491B-01. Substitute compatibility should be verified for your specific system.
What is the NSN for MCH-1491A-01?
MCH-1491A-01 is cataloged in the U.S. Government catalog under NSN 5340-01-529-6220. 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.