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211081328 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

211081328: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304, ring_style: SPIRAL FLAT, usage_design: INTERNAL, inside_diameter: 1.200 INCHES NOMINAL IN, major_thickness: 0.265 INCHES NOMINAL IN, outside_diameter: 1.572 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-390-6479, 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
211081328
NSN: 5325-01-390-6479
FSC: 5325 — Fastening Devices
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 304
ring_styleSPIRAL FLAT
usage_designINTERNAL
inside_diameter1.200 INCHES NOMINAL IN
major_thickness0.265 INCHES NOMINAL IN
outside_diameter1.572 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleROUNDED CORNERS
material_document_and_classificationQQ-S-763, CLASS 304, COND A FED SPEC SINGLE MATERIAL RESPONSE
NSN5325-01-390-6479
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 211081328 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763, CLASS 304, COND A FED SPEC SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: ROUNDED CORNERS
•
OUTSIDE DIAMETER: 1.572 INCHES NOMINAL IN
•
MAJOR THICKNESS: 0.265 INCHES NOMINAL IN
•
INSIDE DIAMETER: 1.200 INCHES NOMINAL IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
RING STYLE: SPIRAL FLAT
TECHNICAL CHARACTERISTICS
USAGE DESIGNINTERNAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763, CLASS 304, COND A FED SPEC SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEROUNDED CORNERS
OUTSIDE DIAMETER1.572 INCHES NOMINAL IN
MAJOR THICKNESS0.265 INCHES NOMINAL IN
INSIDE DIAMETER1.200 INCHES NOMINAL IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESPIRAL FLAT
MATERIALSTEEL COMP 304
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
SUBSTITUTES & CROSS-REFERENCES 1
801-6408786 FIND 82Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 211081328?
211081328 is a RING,RETAINING.
What parts can replace 211081328?
There is 1 known substitute for 211081328: 801-6408786 FIND 82. Substitute compatibility should be verified for your specific system.
What is the NSN for 211081328?
211081328 is cataloged in the U.S. Government catalog under NSN 5325-01-390-6479. This indicates validated use in U.S. government and defense supply chains.
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