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RS250 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

RS250: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1070 OR STEEL COMP 1074 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1085, ring_style: SPIRAL, usage_design: EXTERNAL, inside_diameter: 2.394 INCHES NOMINAL IN, major_thickness: 0.049 INCHES NOMINAL IN, strength_rating: ERR-060. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-200-2537, 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
RS250
NSN: 5325-00-200-2537
NIINs: 002002537, 010068924
FSC: 5325 — Fastening Devices
CAGE: 80756 — SPIROLOX INC (USA)
SPECIFICATIONS
materialSTEEL COMP 1070 OR STEEL COMP 1074 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1085
ring_styleSPIRAL
usage_designEXTERNAL
inside_diameter2.394 INCHES NOMINAL IN
major_thickness0.049 INCHES NOMINAL IN
strength_ratingERR-060
outside_diameter2.690 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating65.0 ROCKWELL C MINIMUM AND 68.0 ROCKWELL C MAXIMUM
cross-sectional_shape_styleDOUBLE OVAL
NSN5325-00-200-2537
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: RS250 · 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
•
MATERIAL HARDNESS RATING: 65.0 ROCKWELL C MINIMUM AND 68.0 ROCKWELL C MAXIMUM
•
USAGE DESIGN: EXTERNAL
•
STRENGTH RATING: ERR-060
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE 1080 TO 1090 ASSN STD SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: DOUBLE OVAL
•
OUTSIDE DIAMETER: 2.379 INCHES MINIMUM AND 2.394 INCHES MAXIMUM IN
•
MAJOR THICKNESS: 0.047 INCHES MINIMUM AND 0.049 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 2.098 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MATERIAL HARDNESS RATING65.0 ROCKWELL C MINIMUM AND 68.0 ROCKWELL C MAXIMUM
USAGE DESIGNEXTERNAL
STRENGTH RATINGERR-060
MATERIAL DOCUMENT AND CLASSIFICATIONSAE 1080 TO 1090 ASSN STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEDOUBLE OVAL
OUTSIDE DIAMETER2.379 INCHES MINIMUM AND 2.394 INCHES MAXIMUM IN
MAJOR THICKNESS0.047 INCHES MINIMUM AND 0.049 INCHES MAXIMUM IN
INSIDE DIAMETER2.098 INCHES NOMINAL IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESPECIAL FLAT
SUBSTITUTES & CROSS-REFERENCES 2
12314-3-3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
01-435-0048-5 PIECE 74Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is RS250?
RS250 is a RING,RETAINING.
What parts can replace RS250?
There are 2 known substitutes for RS250: 12314-3-3, 01-435-0048-5 PIECE 74. Substitute compatibility should be verified for your specific system.
What is the NSN for RS250?
RS250 is cataloged in the U.S. Government catalog under NSN 5325-00-200-2537. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.