Quote for MS21231-4 Military Standards Corp Part with NSN 3120-01-015-6923

Part Number:  MS21231-4
Alternate P/N:  MS212314
Manufacturer:  military standards corp
NIIN:  10156923
Item Name :  bearing plain self
CAGE Code:  96906
INC Code:  13208
Country:  USA
NCB Code:  01
FSG:  31 Bearings
Last Updated:  02-13-2026

Are you looking quote for part MS21231-4? The Military Standards Corp-manufactured component (CAGE Code: 96906) is documented under NSN 3120-01-015-6923 as Bearing Plain Self. For the fastest quote, please complete our RFQ form with details about MS21231-4. We guarantee a response within 15 minutes.

ASAP Components provides the verified MS21231-4, classified under INC 13208, FSG 31 Bearings, FSC 3120 Bearings Plain Unmounted, NIIN 01-015-6923, and NCB 01. Submit your requirements today to receive immediate pricing and availability information.

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NSN Information for Part Number MS21231-4 with NSN 3120-01-015-6923, 3120010156923

NSNFSCNIINCLSHazmatDEMILCancelled NSN
3120-01-015-6923

Item PartTypeName:

BEARING,PLAIN,SELF-ALIGNING

31200101569230N
CIICHCCESDPMICCriticalityENAC
U A0
Part NumberISCRNVCRNCCHCCMSDSSADC
10107687396

Characteristics Data of NSN 3120-01-015-6923, 3120010156923

MRCCriteriaCharacteristic
ABXVBORE DIAMETER0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM
ADZGLUBRICATION MATERIALLUBRICANT,MANUFACTURERS STANDARD
AGGFOUTER MEMBER OUTSIDE DIAMETER0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM
AGGHOUTER MEMBER WIDTH0.3220 INCHES MINIMUM AND 0.3320 INCHES MAXIMUM
AGGJINNER MEMBER WIDTH0.4350 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM
AGKPSTATIC RADIAL LOAD RATING9000 POUNDS
CQFMHARDNESS RATING23.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER
CQFMHARDNESS RATING55.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM INNER MEMBER
MATTMATERIALPLASTIC POLYTETRAFLUOROETHYLENE RACE LINER
MATTMATERIALSTEEL COMP 440C INNER MEMBER
MATTMATERIALSTEEL COMP 630 OUTER RACE MEMBER
STYLSTYLE DESIGNATORWITH INSERT AND/OR LINER

Schedule B & Trade

End Use : 21180 Industrial machines, other
Schedule B : 8482300040 (NAICS 332991) Spherical roller bearings, single row
SITC : 74630 Spherical roller bearings

Identification

CRITL The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
HMIC N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
PMIC U - Precious metal content is unknown

NSN Management Codes

AAC V
Classification Control U
MGMT_CTL 9z-----
Quantity per pack 1
Repariability
Shelf Life N/A
SOS S9i
Unit of Measure Ea

Freight Information

ACC: V - Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing
ADC: A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
LCL: W - Rating variable
LTL: Q - 70.0
NMFC: 114850 - Bearing/bushing o/t ball/roller i/s
SHC: 5 - Low sensitivity, category iv, aa&e, unclassified
TCC: Z - No special type of cargo code applicable
WCC: 742 - Bearings

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