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11640489 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

11640489: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1070 OR STEEL COMP 1090, ring_style: SPIRAL, usage_design: INTERNAL, inside_diameter: 1.896 INCHES NOMINAL IN, major_thickness: 0.087 INCHES NOMINAL IN, minor_thickness: 0.059 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-405-2022, 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
11640489
NSN: 5325-00-405-2022
FSC: 5325 — Fastening Devices
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialSTEEL COMP 1070 OR STEEL COMP 1090
ring_styleSPIRAL
usage_designINTERNAL
inside_diameter1.896 INCHES NOMINAL IN
major_thickness0.087 INCHES NOMINAL IN
minor_thickness0.059 INCHES NOMINAL IN
outside_diameter2.282 INCHES NOMINAL IN
surface_treatmentOIL
casehardening_indicatorNOT CASEHARDENED
end_item_identificationM109 HOWITZER FAMILY
cross-sectional_shape_styleBEVELED ONE OUTSIDE CORNER
specification/standard_data96906-DOD-STD-100 GOVERNMENT STANDARD
NSN5325-00-405-2022
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 11640489 · 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
•
MINOR THICKNESS: 0.059 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE 1090 ASSN STD 2ND MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: BEVELED ONE OUTSIDE CORNER
•
OUTSIDE DIAMETER: 2.282 INCHES NOMINAL IN
•
SPECIFICATION/STANDARD DATA: 96906-DOD-STD-100 GOVERNMENT STANDARD
•
MAJOR THICKNESS: 0.087 INCHES NOMINAL IN
•
INSIDE DIAMETER: 1.896 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
USAGE DESIGNINTERNAL
MINOR THICKNESS0.059 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE 1090 ASSN STD 2ND MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEBEVELED ONE OUTSIDE CORNER
OUTSIDE DIAMETER2.282 INCHES NOMINAL IN
SPECIFICATION/STANDARD DATA96906-DOD-STD-100 GOVERNMENT STANDARD
MAJOR THICKNESS0.087 INCHES NOMINAL IN
INSIDE DIAMETER1.896 INCHES NOMINAL IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESPIRAL
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 2
1025004052022Reference document
Same NSN cross-reference
Reference document — Secondary reference
WHL-228-DSame 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 11640489?
11640489 is a RING,RETAINING.
What parts can replace 11640489?
There are 2 known substitutes for 11640489: 1025004052022, WHL-228-D. Substitute compatibility should be verified for your specific system.
What is the NSN for 11640489?
11640489 is cataloged in the U.S. Government catalog under NSN 5325-00-405-2022. 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.