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RR-262 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

RR-262: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL, ring_style: SPECIAL FLAT, usage_design: INTERNAL, inside_diameter: 2.400 INCHES NOMINAL IN, major_thickness: 0.046 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN, outside_diameter: 2.736 INCHES MINIMUM AND 2.761 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-067-3732, 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
RR-262
NSN: 5325-00-067-3732
NIINs: 000673732, 005305899, 010121027
FSC: 5325 — Fastening Devices
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialSTEEL
ring_styleSPECIAL FLAT
usage_designINTERNAL
inside_diameter2.400 INCHES NOMINAL IN
major_thickness0.046 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
outside_diameter2.736 INCHES MINIMUM AND 2.761 INCHES MAXIMUM IN
surface_treatmentCADMIUM
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating40.0 ROCKWELL C MINIMUM AND 51.5 ROCKWELL C MAXIMUM
cross-sectional_shape_styleDOUBLE OVAL
nondefinitive_spec/std_data2 TYPE AND 1 CLASS
material_document_and_classificationMIL-S-46049 MIL SPEC SINGLE MATERIAL RESPONSE
NSN5325-00-067-3732
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: RR-262 · 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: 45.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM
•
USAGE DESIGN: INTERNAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: FED STD NO. 66,AISI C1070 THRU C1090 FED STD SINGLE MATERIAL RESPONSE OR SAE 1070 THRU 1090 ASSN STD SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: DOUBLE OVAL
•
OUTSIDE DIAMETER: 2.676 INCHES MINIMUM AND 2.701 INCHES MAXIMUM IN
•
NONDEFINITIVE SPEC/STD DATA: 2 TYPE AND 1 CLASS
•
MAJOR THICKNESS: 0.046 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 2.380 INCHES MINIMUM AND 2.405 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
MATERIAL HARDNESS RATING45.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM
USAGE DESIGNINTERNAL
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD NO. 66,AISI C1070 THRU C1090 FED STD SINGLE MATERIAL RESPONSE OR SAE 1070 THRU 1090 ASSN STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEDOUBLE OVAL
OUTSIDE DIAMETER2.676 INCHES MINIMUM AND 2.701 INCHES MAXIMUM IN
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 1 CLASS
MAJOR THICKNESS0.046 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
INSIDE DIAMETER2.380 INCHES MINIMUM AND 2.405 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESPECIAL FLAT
SUBSTITUTES & CROSS-REFERENCES 4
WH-262-CDReference document
Same NSN cross-reference
Reference document — Secondary reference
7515E32-47Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MIL-DTL-27426Reference document
Same NSN cross-reference
Reference document — Identification reference
771A126-64Reference 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 RR-262?
RR-262 is a RING,RETAINING.
What parts can replace RR-262?
There are 4 known substitutes for RR-262: WH-262-CD, 7515E32-47, MIL-DTL-27426 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for RR-262?
RR-262 is cataloged in the U.S. Government catalog under NSN 5325-00-067-3732. 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.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.