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Technical Data Sheet
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3112900C1L — BRACKET,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3112900C1L: BRACKET,MOUNTING.

The BRACKET,MOUNTING is a the manufacturer industrial component. Key specifications include end_item_identification: MRAP - UNIQUE NSN - MAXXPRO CAT I, part_name_assigned_by_controlling_agency: BRACKET-LWR STEP MNT RIGHT FRT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-556-5656, 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
3112900C1L
NSN: 5340-01-556-5656
FSC: 5340 — Hardware, Commercial
CAGE: 338X5 — ND DEFENSE LLC (USA)
SPECIFICATIONS
end_item_identificationMRAP - UNIQUE NSN - MAXXPRO CAT I
part_name_assigned_by_controlling_agencyBRACKET-LWR STEP MNT RIGHT FRT
NSN5340-01-556-5656
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3112900C1L 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
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCYBRACKET-LWR STEP MNT RIGHT FRT
END ITEM IDENTIFICATIONMRAP - UNIQUE NSN - MAXXPRO CAT I
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 1
0147140461-00Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 3112900C1L?
3112900C1L is a BRACKET,MOUNTING.
What parts can replace 3112900C1L?
There is 1 known substitute for 3112900C1L: 0147140461-00. Substitute compatibility should be verified for your specific system.
What is the NSN for 3112900C1L?
3112900C1L is cataloged in the U.S. Government catalog under NSN 5340-01-556-5656. 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.