PartsTable
Technical Data Sheet
Download PDF

NG-12FM — BEARING,PLAIN,SELF-ALIGNING

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

NG-12FM: BEARING,PLAIN,SELF-ALIGNING.

The BEARING,PLAIN,SELF-ALIGNING is a the manufacturer industrial component. Key specifications include material: LUBRICANT DRY FILM LUBRICATION, bore_diameter: 0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN, hardness_rating: 32.0 ROCKWELL C NOMINAL OUTER RACE MEMBER, style_designator: WITHOUT INSERT OR LINER WITH STAKING GROOVE, inner_member_width: 0.7450 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN, outer_member_width: 0.5880 INCHES MINIMUM AND 0.5980 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-014-9904, 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
NG-12FM
NSN: 3120-01-014-9904
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 73134 — ROLLER BEARING COMPANY OF AMERICA, INC. (USA)
SPECIFICATIONS
materialLUBRICANT DRY FILM LUBRICATION
bore_diameter0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
hardness_rating32.0 ROCKWELL C NOMINAL OUTER RACE MEMBER
style_designatorWITHOUT INSERT OR LINER WITH STAKING GROOVE
inner_member_width0.7450 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
outer_member_width0.5880 INCHES MINIMUM AND 0.5980 INCHES MAXIMUM IN
lubrication_featureGROOVE AND PERFORATION OUTER RACE MEMBER
static_radial_load_rating71100 POUNDS LBS
outer_member_outside_diameter1.4370 INCHES MINIMUM AND 1.4375 INCHES MAXIMUM IN
material_document_and_classificationBMS 3-8, MCDONNELL DOUGLAS CORP, MCDONNELL AIRCRAFT DIVISION MFR REF SINGLE MATERIAL RESPONSE LUBRICATION
NSN3120-01-014-9904
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: NG-12FM · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
INNER MEMBER WIDTH: 0.7450 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
•
HARDNESS RATING: 32.0 ROCKWELL C NOMINAL OUTER RACE MEMBER
•
OUTER MEMBER WIDTH: 0.5880 INCHES MINIMUM AND 0.5980 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: WITHOUT INSERT OR LINER WITH STAKING GROOVE
•
MATERIAL DOCUMENT AND CLASSIFICATION: BMS 3-8, MCDONNELL DOUGLAS CORP, MCDONNELL AIRCRAFT DIVISION MFR REF SINGLE MATERIAL RESPONSE LUBRICATION
•
LUBRICATION FEATURE: GROOVE AND PERFORATION OUTER RACE MEMBER
•
STATIC RADIAL LOAD RATING: 71100 POUNDS LBS
TECHNICAL CHARACTERISTICS
INNER MEMBER WIDTH0.7450 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
HARDNESS RATING32.0 ROCKWELL C NOMINAL OUTER RACE MEMBER
HARDNESS RATING57.5 ROCKWELL C NOMINAL INNER MEMBER
OUTER MEMBER WIDTH0.5880 INCHES MINIMUM AND 0.5980 INCHES MAXIMUM IN
STYLE DESIGNATORWITHOUT INSERT OR LINER WITH STAKING GROOVE
MATERIAL DOCUMENT AND CLASSIFICATIONBMS 3-8, MCDONNELL DOUGLAS CORP, MCDONNELL AIRCRAFT DIVISION MFR REF SINGLE MATERIAL RESPONSE LUBRICATION
LUBRICATION FEATUREGROOVE AND PERFORATION OUTER RACE MEMBER
STATIC RADIAL LOAD RATING71100 POUNDS LBS
BORE DIAMETER0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
MATERIALSTEEL COMP 440A INNER MEMBER A
OTHER ITEMS IN FSC 3120 — Bearings, Plain, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3120-00-001-1288 3120-00-001-1835 3120-00-001-1838 3120-00-001-1928 3120-00-001-1934 3120-00-001-3933 3120-00-001-3937 3120-00-001-3938
SUBSTITUTES & CROSS-REFERENCES 7
BSSN-12866-SM2Reference document
Same NSN cross-reference
Reference document — Secondary reference
BACB10AG12MSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
KSBG12-25CRD5Reference document
Same NSN cross-reference
Reference document — Secondary reference
ABG12V-512Reference document
Same NSN cross-reference
Reference document — Secondary reference
HSBG12-117MReference document
Same NSN cross-reference
Reference document — Secondary reference
03-505-1201DDReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy NG-12FM?
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 NG-12FM?
NG-12FM is a BEARING,PLAIN,SELF-ALIGNING.
What parts can replace NG-12FM?
There are 7 known substitutes for NG-12FM: BSSN-12866-SM2, BACB10AG12M, KSBG12-25CRD5 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for NG-12FM?
NG-12FM is cataloged in the U.S. Government catalog under NSN 3120-01-014-9904. 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 — NG-12FM

✓ 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.