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FT1031-4 — Technical Data Sheet

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— · 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 SCREW ASSEMBLY,PANEL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 301 PRIMARY WASHER, head_style: HEXAGON, head_height: 0.306 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 0.250 INCHES NOMINAL IN, fastener_length: 0.901 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System under NSN 5330-00-534-0169, 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
FT1031-4
NSN: 5330-00-534-0169
FSC: 5330
CAGE: 81240 — WHITE FARM EQUIPMENT CO SUB OF TIC INVESTMENT INC (USA)
SPECIFICATIONS
materialSTEEL COMP 301 PRIMARY WASHER
head_styleHEXAGON
head_height0.306 INCHES NOMINAL IN
thread_class3A A
thread_length0.250 INCHES NOMINAL IN
fastener_length0.901 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE PRIMARY WASHER
width_across_flats0.140 INCHES NOMINAL IN
width_between_flats0.371 INCHES NOMINAL IN
internal_drive_styleHEXAGON
nominal_thread_diameter0.250 INCHES IN
NSN5330-00-534-0169
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: FT1031-4 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
P1062InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
B183326InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
608762InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
203028InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
6283001InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
P1062EGInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FT1031-4?
FT1031-4 is a SCREW ASSEMBLY,PANEL.
What parts can replace FT1031-4?
There are 17 known substitutes for FT1031-4: P1062, B183326, 608762 and 14 more. Substitute compatibility should be verified for your specific system.
Is FT1031-4 still available?
FT1031-4 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: October 2026