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157231-4 — 157231-4

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

157231-4: 157231-4.

The 157231-4 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 6685-01-209-2103, 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
157231-4
NSN: 6685-01-209-2103
FSC: 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
CAGE: 70210 — HONEYWELL INTERNATIONAL INC. DIV AEROSPACE - TORRANCE (USA)
SPECIFICATIONS
Part Number157231-4
NSN6685-01-209-2103
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 157231-4 TITLE COMPONENT PN 157231-4 MFR 157231-4
KEY FEATURES
•
SPRING OPERATED PRESSURE RELIEF: PROVIDED
•
LARGEST OUTSIDE DIAMETER: 0.880 INCHES NOMINAL IN
•
MOUNTING METHOD: THREADED
•
CLOSING PRESSURE SETTING: 30.0 POUNDS PER SQUARE INCH NOMINAL LBS
•
OPERATING TEMP RATING: 150.0 FAHRENHEIT NOMINAL DEGF
•
THERMOSTAT TYPE: COIL SPRING BIMETALLIC
•
OPENING PRESSURE SETTING: ERR-060
•
USAGE DESIGN: USED W/OIL IN ENGINE
TECHNICAL CHARACTERISTICS
SPRING OPERATED PRESSURE RELIEFPROVIDED
LARGEST OUTSIDE DIAMETER0.880 INCHES NOMINAL IN
MOUNTING METHODTHREADED
CLOSING PRESSURE SETTING30.0 POUNDS PER SQUARE INCH NOMINAL LBS
OPERATING TEMP RATING150.0 FAHRENHEIT NOMINAL DEGF
THERMOSTAT TYPECOIL SPRING BIMETALLIC
OPENING PRESSURE SETTINGERR-060
USAGE DESIGNUSED W/OIL IN ENGINE
DISTANCE ACROSS FLATS1.250 INCHES NOMINAL IN
OPENING TEMP RATING30.0 FAHRENHEIT NOMINAL DEGF
OTHER ITEMS IN FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6685-00-001-1475 6685-00-001-1503 6685-00-001-1643 6685-00-001-1711 6685-00-001-2099 6685-00-001-2100 6685-00-001-2101 6685-00-001-2102
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)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 157231-4?
157231-4 is a 157231-4.
What is the NSN for 157231-4?
157231-4 is cataloged in the U.S. Government catalog under NSN 6685-01-209-2103. This indicates validated use in U.S. government and defense supply chains.
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U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.