PartsTable
Technical Data Sheet
Download PDF

RR400 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

RR400: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include ring_style: SPECIAL FLAT, current_type: AC, usage_design: INTERNAL, overall_depth: 1.180 INCHES NOMINAL IN, overall_width: 3.150 INCHES NOMINAL IN, overall_length: 11.880 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-721-8963, 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
RR400
NSN: 5325-00-721-8963
NIINs: 007218963, 011780102, 014103456, 016064512
FSC: 5325 — Fastening Devices
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 1085 OR STEEL COMP 1086 OR STEEL COMP 1090
ring_styleSPECIAL FLAT
current_typeAC
usage_designINTERNAL
overall_depth1.180 INCHES NOMINAL IN
overall_width3.150 INCHES NOMINAL IN
overall_length11.880 INCHES NOMINAL IN
inside_diameter3.721 INCHES NOMINAL IN
major_thickness0.058 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
operating_range+0.0 TO 100.0 PERCENT AND +0.0 TO 50.0 DEG CELSIUS
strength_ratingERR-060
frequency_rating60.0 HERTZ NOMINAL
NSN5325-00-721-8963
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: RR400 · 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
•
USAGE DESIGN: INTERNAL
•
CROSS-SECTIONAL SHAPE STYLE: DOUBLE OVAL
•
OUTSIDE DIAMETER: 4.157 INCHES MINIMUM AND 4.182 INCHES MAXIMUM IN
•
MAJOR THICKNESS: 0.057 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 3.721 INCHES MINIMUM AND 3.746 INCHES MAXIMUM IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
RING STYLE: SPIRAL
•
SURFACE TREATMENT: CADMIUM
TECHNICAL CHARACTERISTICS
USAGE DESIGNINTERNAL
CROSS-SECTIONAL SHAPE STYLEDOUBLE OVAL
OUTSIDE DIAMETER4.157 INCHES MINIMUM AND 4.182 INCHES MAXIMUM IN
MAJOR THICKNESS0.057 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
INSIDE DIAMETER3.721 INCHES MINIMUM AND 3.746 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESPIRAL
SURFACE TREATMENTCADMIUM
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 4
518C203-85Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
907920-0053Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
518C203-85-79Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
626-001-9279Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy RR400?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is RR400?
RR400 is a RING,RETAINING.
What parts can replace RR400?
There are 4 known substitutes for RR400: 518C203-85, 907920-0053, 518C203-85-79 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for RR400?
RR400 is cataloged in the U.S. Government catalog under NSN 5325-00-721-8963. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — RR400