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RIA152131 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

RIA152131: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include shape: FLAT, width: 29.200 INCHES NOMINAL IN, length: 21.650 INCHES NOMINAL IN, material: ALUMINUM ALLOY, thickness: 1.000 INCHES NOMINAL IN, part_name_assigned_by_controlling_agency: MOUNTING PLATE, REAR DOOR M1151. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-580-9879, 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
RIA152131
NSN: 5340-01-580-9879
FSC: 5340 — Hardware, Commercial
CAGE: 19204 — ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC (USA)
SPECIFICATIONS
shapeFLAT
width29.200 INCHES NOMINAL IN
length21.650 INCHES NOMINAL IN
materialALUMINUM ALLOY
thickness1.000 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyMOUNTING PLATE, REAR DOOR M1151
NSN5340-01-580-9879
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: RIA152131 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
•
LENGTH: 21.650 INCHES NOMINAL IN
•
SHAPE: FLAT
•
WIDTH: 29.200 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM ALLOY
•
THICKNESS: 1.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
LENGTH21.650 INCHES NOMINAL IN
SHAPEFLAT
WIDTH29.200 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYMOUNTING PLATE, REAR DOOR M1151
MATERIALALUMINUM ALLOY
THICKNESS1.000 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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is RIA152131?
RIA152131 is a PLATE,MOUNTING.
What is the NSN for RIA152131?
RIA152131 is cataloged in the U.S. Government catalog under NSN 5340-01-580-9879. 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.