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687-3714-001 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

687-3714-001: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include shape: RECTANGULAR, width: 0.974 INCHES NOMINAL IN, length: 3.000 INCHES NOMINAL IN, material: STEEL COMP 304, thickness: 0.068 INCHES MINIMUM AND 0.082 INCHES MAXIMUM IN, thread_size: 0.138-32. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-334-2912, 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
687-3714-001
NSN: 5340-01-334-2912
FSC: 5340 — Hardware, Commercial
CAGE: 00136 — MICROSEMI CORP. - HIGH PERFORMANCE TIMING DBA VECTRON INTERNATIONAL- CANCELLED (USA)
SPECIFICATIONS
shapeRECTANGULAR
width0.974 INCHES NOMINAL IN
length3.000 INCHES NOMINAL IN
materialSTEEL COMP 304
thickness0.068 INCHES MINIMUM AND 0.082 INCHES MAXIMUM IN
thread_size0.138-32
aperture_shapeRECTANGULAR
aperture_width0.964 INCHES NOMINAL IN
aperture_length2.400 INCHES NOMINAL IN
features_providedAPERTURE
surface_treatmentPASSIVATE
mounting_hole_typeTHREADED
NSN5340-01-334-2912
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 687-3714-001 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: 4
•
LENGTH: 3.000 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35, TY 2 FED SPEC SINGLE TREATMENT RESPONSE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE
•
SHAPE: RECTANGULAR
•
APERTURE WIDTH: 0.964 INCHES NOMINAL IN
•
FEATURES PROVIDED: APERTURE
•
APERTURE LENGTH: 2.400 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY4
LENGTH3.000 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35, TY 2 FED SPEC SINGLE TREATMENT RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE
SHAPERECTANGULAR
APERTURE WIDTH0.964 INCHES NOMINAL IN
FEATURES PROVIDEDAPERTURE
APERTURE LENGTH2.400 INCHES NOMINAL IN
THREAD SIZE0.138-32
SCREW THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
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 687-3714-001?
687-3714-001 is a PLATE,MOUNTING.
What is the NSN for 687-3714-001?
687-3714-001 is cataloged in the U.S. Government catalog under NSN 5340-01-334-2912. 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.