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Technical Data Sheet
PartsTable / COMPONENT / S178
S178 ✓ 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

The FILTER ELEMENT,FLUID is a the manufacturer industrial component. Key specifications include end_item_identification: TM-1 LUBRICATOR, part_name_assigned_by_controlling_agency: FILTER KIT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-710-4190, 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
S178
NSN: 5305-00-710-4190
FSC: 5305
CAGE: 78500 — MERITOR HEAVY VEHICLE SYSTEMS, LLC (USA)
SPECIFICATIONS
end_item_identificationTM-1 LUBRICATOR
part_name_assigned_by_controlling_agencyFILTER KIT
NSN5305-00-710-4190
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: S178 · 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
KEY FEATURES
•
MINIMUM TENSILE STRENGTH: 120000 POUNDS PER SQUARE INCH LBS
•
HEAD HEIGHT: 0.272 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN
•
MINIMUM YIELD STRENGTH: 85000 POUNDS PER SQUARE INCH LBS
•
THREAD LENGTH: 1.000 INCHES MAXIMUM IN
•
THREAD SERIES DESIGNATOR: UNF
•
NOMINAL THREAD DIAMETER: 0.438 INCHES IN
•
THREAD QUANTITY PER INCH: 20
•
FASTENER LENGTH: 1.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MINIMUM TENSILE STRENGTH120000 POUNDS PER SQUARE INCH LBS
HEAD HEIGHT0.272 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN
MINIMUM YIELD STRENGTH85000 POUNDS PER SQUARE INCH LBS
THREAD LENGTH1.000 INCHES MAXIMUM IN
THREAD SERIES DESIGNATORUNF
NOMINAL THREAD DIAMETER0.438 INCHES IN
THREAD QUANTITY PER INCH20
FASTENER LENGTH1.000 INCHES NOMINAL IN
HARDNESS RATING23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLEHEXAGON
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
4G94407-101AInterchangeable
interchangeable cross-reference
interchangeable
1000-038-00Interchangeable
interchangeable cross-reference
interchangeable
V4G94407-101AInterchangeable
interchangeable cross-reference
interchangeable
1000-38Interchangeable
interchangeable cross-reference
interchangeable
TT-I-1795 BLACKInterchangeable
interchangeable cross-reference
interchangeable
A-A-208 TY3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S178?
S178 is a FILTER ELEMENT,FLUID.
What parts can replace S178?
There are 23 known substitutes for S178: 4G94407-101A, 1000-038-00, V4G94407-101A and 20 more. Substitute compatibility should be verified for your specific system.
Is S178 still available?
S178 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