PartsTable
Technical Data Sheet
11878 ✓ Verified by PartsTable
· BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

VALVE,RELIEF,PRESSURE AND TEMPER. Key specifications include material: ALUMINUM ALLOY 6061 SEAT, body_style: STRAIGHT THRU, temp_rating: -65.0 FAHRENHEIT AND 320.0 FAHRENHEIT DEGF, blade_length: 1.000 INCHES NOMINAL IN, overall_length: 1.650 INCHES NOMINAL IN, style_designator: TORX. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-383-9037, 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
11878
NSN: 5306-00-383-9037
FSC: 5306
CAGE: 71000 — SACHS-BOGE OF AMERICA (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061 SEAT
body_styleSTRAIGHT THRU
temp_rating-65.0 FAHRENHEIT AND 320.0 FAHRENHEIT DEGF
blade_length1.000 INCHES NOMINAL IN
overall_length1.650 INCHES NOMINAL IN
special_featuresFULLY OPEN: 165 DEG AND BELOW; STARTS TO CLOSE: 165-180 DEG; FULLY CLOSED: 180 DEG; FLUID: MIL-H-83282; VALVE CRACKING PRESSURE: 40 PSID MAX, AT 190-195 DEG F; VALVE TO RESEAT AT 30 PSID MIN DEGF
style_designatorTORX
features_providedMANUAL TOOL
surface_treatmentANODIZE OUTSIDE
drive_surface_size0.375 INCHES NOMINAL SINGLE END IN
flow_control_deviceSTEM AND INTEGRAL DISK
tip_size_designationT27
NSN5306-00-383-9037
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 11878 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
858544Interchangeable
interchangeable cross-reference
interchangeable
858544-0Interchangeable
interchangeable cross-reference
interchangeable
609093Interchangeable
interchangeable cross-reference
interchangeable
110848Interchangeable
interchangeable cross-reference
interchangeable
779 INTEGRAL COLOR PRINTInterchangeable
interchangeable cross-reference
interchangeable
2001950Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 11878?
11878 is a VALVE,RELIEF,PRESSURE AND TEMPER.
What parts can replace 11878?
There are 15 known substitutes for 11878: 858544, 858544-0, 609093 and 12 more. Substitute compatibility should be verified for your specific system.
Is 11878 still available?
11878 is currently cancelled.
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