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Technical Data Sheet
PartsTable / COMPONENT / RST-196
RST-196 ✓ 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 RING,RETAINING is a the manufacturer industrial component. Key specifications include ring_style: SPIRAL, usage_design: EXTERNAL, inside_diameter: 1.844 INCHES MINIMUM AND 1.864 INCHES MAXIMUM IN, major_thickness: 0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN, outside_diameter: 2.090 INCHES MINIMUM AND 2.110 INCHES MAXIMUM IN, casehardening_indicator: NOT CASEHARDENED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-143-0033, 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
RST-196
NSN: 5325-00-143-0033
FSC: 5325
CAGE: 80756 — SPIROLOX INC (USA)
SPECIFICATIONS
materialSTEEL COMP 1070 OR STEEL COMP 1572 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1085 OR STEEL COMP 1086 OR STEEL COMP 1090
ring_styleSPIRAL
usage_designEXTERNAL
inside_diameter1.844 INCHES MINIMUM AND 1.864 INCHES MAXIMUM IN
major_thickness0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
outside_diameter2.090 INCHES MINIMUM AND 2.110 INCHES MAXIMUM IN
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleDOUBLE OVAL
NSN5325-00-143-0033
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: RST-196 · 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
•
INSIDE DIAMETER: 1.844 INCHES MINIMUM AND 1.864 INCHES MAXIMUM IN
•
MAJOR THICKNESS: 0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: DOUBLE OVAL
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
MATERIAL DOCUMENT AND CLASSIFICATION: FED STD 66, COMP 1070 FED STD 1ST MATERIAL RESPONSE OR FED STD 66, COMP 1072 FED STD 2ND MATERIAL RESPONSE OR FED STD 66, COMP 1074 FED STD 3RD MATERIAL RESPONSE OR FED STD 66, COMP 1075 FED STD 4TH MATERIAL RESPONSE OR FED STD 66, COMP 1078 FED STD 5TH MATERIAL RESPONSE OR FED STD 66, COMP 1080 FED STD 6TH MATERIAL RESPONSE OR FED STD 66, COMP 1084 FED STD 7TH MATERIAL RESPONSE OR FED STD 66, COMP 1085 FED STD 8TH MATERIAL RESPONSE OR FED STD 66, COMP 1086 FED STD 9TH MATERIAL RESPONSE OR FED STD 66, COMP 1090 FED STD 10TH MATERIAL RESPONSE
•
OUTSIDE DIAMETER: 2.090 INCHES MINIMUM AND 2.110 INCHES MAXIMUM IN
•
RING STYLE: SPIRAL
•
USAGE DESIGN: EXTERNAL
TECHNICAL CHARACTERISTICS (FLIS)
INSIDE DIAMETER1.844 INCHES MINIMUM AND 1.864 INCHES MAXIMUM IN
MAJOR THICKNESS0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLEDOUBLE OVAL
CASEHARDENING INDICATORNOT CASEHARDENED
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66, COMP 1070 FED STD 1ST MATERIAL RESPONSE OR FED STD 66, COMP 1072 FED STD 2ND MATERIAL RESPONSE OR FED STD 66, COMP 1074 FED STD 3RD MATERIAL RESPONSE OR FED STD 66, COMP 1075 FED STD 4TH MATERIAL RESPONSE OR FED STD 66, COMP 1078 FED STD 5TH MATERIAL RESPONSE OR FED STD 66, COMP 1080 FED STD 6TH MATERIAL RESPONSE OR FED STD 66, COMP 1084 FED STD 7TH MATERIAL RESPONSE OR FED STD 66, COMP 1085 FED STD 8TH MATERIAL RESPONSE OR FED STD 66, COMP 1086 FED STD 9TH MATERIAL RESPONSE OR FED STD 66, COMP 1090 FED STD 10TH MATERIAL RESPONSE
OUTSIDE DIAMETER2.090 INCHES MINIMUM AND 2.110 INCHES MAXIMUM IN
RING STYLESPIRAL
USAGE DESIGNEXTERNAL
MATERIALSTEEL COMP 1070 OR STEEL COMP 1572 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1085 OR STEEL COMP 1086 OR STEEL COMP 1090
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
839422-0014Interchangeable
interchangeable cross-reference
interchangeable
10133634Interchangeable
interchangeable cross-reference
interchangeable
808-091Interchangeable
interchangeable cross-reference
interchangeable
10497541Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RST-196?
RST-196 is a RING,RETAINING.
What parts can replace RST-196?
There are 4 known substitutes for RST-196: 839422-0014, 10133634, 808-091 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for RST-196?
RST-196 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-143-0033. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026