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Technical Data Sheet
PartsTable / COMPONENT / FF-S-325 GP3TY1FG15C
FF-S-325 GP3TY1FG15C ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The SHIELD,EXPANSION is a the manufacturer industrial component. Key specifications include material: STEEL OR STEEL CORROSION RESISTING, insert_size: 3/8/0.375/IN.-16 THD, overall_length: 1.312 INCHES NOMINAL IN, thread_provision: THREADED, features_provided: CLOSED END, surface_treatment: ZINC OR CADMIUM. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-754-4560, 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
FF-S-325 GP3TY1FG15C
NSN: 5340-00-754-4560
FSC: 5340
CAGE: 80244 — GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE (USA)
SPECIFICATIONS
materialSTEEL OR STEEL CORROSION RESISTING
insert_size3/8/0.375/IN.-16 THD
unit_quantity1
overall_length1.312 INCHES NOMINAL IN
thread_provisionTHREADED
features_providedCLOSED END
surface_treatmentZINC OR CADMIUM
safe_operating_load_rating625.0 POUNDS NOMINAL LBS
hole_accommodation_diameter0.562 INCHES NOMINAL IN
insert_type_for_which_designedMACHINE BOLT
NSN5340-00-754-4560
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: FF-S-325 GP3TY1FG15C 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
•
SAFE OPERATING LOAD RATING: 625.0 POUNDS NOMINAL LBS
•
HOLE ACCOMMODATION DIAMETER: 0.562 INCHES NOMINAL IN
•
UNIT QUANTITY: 1
•
INSERT TYPE FOR WHICH DESIGNED: MACHINE BOLT
•
FEATURES PROVIDED: CLOSED END
•
SURFACE TREATMENT: ZINC OR CADMIUM
•
INSERT SIZE: 3/8/0.375/IN.-16 THD
TECHNICAL CHARACTERISTICS (FLIS)
SAFE OPERATING LOAD RATING625.0 POUNDS NOMINAL LBS
HOLE ACCOMMODATION DIAMETER0.562 INCHES NOMINAL IN
UNIT QUANTITY1
INSERT TYPE FOR WHICH DESIGNEDMACHINE BOLT
OVERALL LENGTH1.312 INCHES NOMINAL IN
FEATURES PROVIDEDCLOSED END
SURFACE TREATMENTZINC OR CADMIUM
INSERT SIZE3/8/0.375/IN.-16 THD
THREAD PROVISIONTHREADED
MATERIALSTEEL OR STEEL CORROSION RESISTING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
FFS325Upgraded Successor
successor cross-reference
successor
PT6212DIAM0NDNYUpgraded Successor
successor cross-reference
successor
PT6312DIAM0NDNYUpgraded Successor
successor cross-reference
successor
FFS325GP4TYPE1Upgraded Successor
successor cross-reference
successor
PT6416DIAM0NDNYUpgraded Successor
successor cross-reference
successor
A-A-1924Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FF-S-325 GP3TY1FG15C?
FF-S-325 GP3TY1FG15C is a SHIELD,EXPANSION.
What parts can replace FF-S-325 GP3TY1FG15C?
There are 9 known substitutes for FF-S-325 GP3TY1FG15C: FFS325, PT6212DIAM0NDNY, PT6312DIAM0NDNY and 6 more. Substitute compatibility should be verified for your specific system.
Is FF-S-325 GP3TY1FG15C still available?
FF-S-325 GP3TY1FG15C is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026