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91556-105 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

91556-105: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include shape: RECTANGULAR, width: 1.750 INCHES NOMINAL1.750 INCHES NOMINAL IN, length: 2.250 INCHES NOMINAL2.250 INCHES NOMINAL IN, material: STEEL COMP 301, thickness: 0.063 INCHES NOMINAL0.063 INCHES NOMINAL IN, special_features: SERRATED PLATE FOR LATCH HOOH TENSION 88TV0078-1. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-587-9772, 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
91556-105
NSN: 5340-01-587-9772
FSC: 5340 — Hardware, Commercial
CAGE: 84256 — AVIBANK MFG., INC. DBA AVIBANK MANUFACTURING INC (USA)
SPECIFICATIONS
shapeRECTANGULAR
width1.750 INCHES NOMINAL1.750 INCHES NOMINAL IN
length2.250 INCHES NOMINAL2.250 INCHES NOMINAL IN
materialSTEEL COMP 301
thickness0.063 INCHES NOMINAL0.063 INCHES NOMINAL IN
special_featuresSERRATED PLATE FOR LATCH HOOH TENSION 88TV0078-1
surface_treatmentPASSIVATE
mounting_hole_diameter0.199 INCHES NOMINAL ALL HOLES IN
mounting_hole_quantity3
part_name_assigned_by_controlling_agencyPLATE
NSN5340-01-587-9772
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 91556-105 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
•
MOUNTING HOLE QUANTITY: 3
•
LENGTH: 2.250 INCHES NOMINAL2.250 INCHES NOMINAL IN
•
MOUNTING HOLE DIAMETER: 0.199 INCHES NOMINAL ALL HOLES IN
•
SHAPE: RECTANGULAR
•
SURFACE TREATMENT: PASSIVATE
•
WIDTH: 1.750 INCHES NOMINAL1.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY3
LENGTH2.250 INCHES NOMINAL2.250 INCHES NOMINAL IN
MOUNTING HOLE DIAMETER0.199 INCHES NOMINAL ALL HOLES IN
SHAPERECTANGULAR
SPECIAL FEATURESSERRATED PLATE FOR LATCH HOOH TENSION 88TV0078-1
SURFACE TREATMENTPASSIVATE
WIDTH1.750 INCHES NOMINAL1.750 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYPLATE
MATERIALSTEEL COMP 301
THICKNESS0.063 INCHES NOMINAL0.063 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 91556-105?
91556-105 is a PLATE,MOUNTING.
What is the NSN for 91556-105?
91556-105 is cataloged in the U.S. Government catalog under NSN 5340-01-587-9772. 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.