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4001148 — RESISTOR,VARIABLE,NONWIRE WOUND,

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

4001148: RESISTOR,VARIABLE,NONWIRE WOUND,.

RESISTOR,VARIABLE,NONWIRE WOUND,. Key specifications include material: STEEL CORROSION RESISTING INTERNAL INNER MEMBER, bore_diameter: 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN, hardness_rating: 36.0 ROCKWELL C NOMINAL INNER MEMBER, style_designator: WITHOUT INSERT OR LINER, inner_member_width: 0.6200 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN, outer_member_width: 0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-345-5981, 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
MRO→ MRO_GENERAL→ 4001148
NSN: 3120-00-345-5981
NIINs: 003455981, 012964292
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING INTERNAL INNER MEMBER
bore_diameter0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
hardness_rating36.0 ROCKWELL C NOMINAL INNER MEMBER
style_designatorWITHOUT INSERT OR LINER
inner_member_width0.6200 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
outer_member_width0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
lubrication_featurePERFORATION EXTERNAL OUTER MEMBER
outer_member_outside_diameter1.1870 INCHES MINIMUM AND 1.1875 INCHES MAXIMUM IN
material_document_and_classificationAMS 5628 ASSN STD 2ND MATERIAL RESPONSE INTERNAL OUTER MEMBER
NSN3120-00-345-5981
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 4001148 · 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: 0.6200 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
•
HARDNESS RATING: 36.0 ROCKWELL C NOMINAL INNER MEMBER
•
OUTER MEMBER WIDTH: 0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: WITHOUT INSERT OR LINER
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-L-8937 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
TECHNICAL CHARACTERISTICS
INNER MEMBER WIDTH0.6200 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
HARDNESS RATING36.0 ROCKWELL C NOMINAL INNER MEMBER
HARDNESS RATING58.0 ROCKWELL C NOMINAL OUTER RACE MEMBER
OUTER MEMBER WIDTH0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
STYLE DESIGNATORWITHOUT INSERT OR LINER
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-L-8937 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5628 ASSN STD 2ND MATERIAL RESPONSE INTERNAL OUTER MEMBER
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5630 ASSN STD 1ST MATERIAL RESPONSE INTERNAL INNER MEMBER
LUBRICATION FEATUREPERFORATION EXTERNAL OUTER MEMBER
LUBRICATION FEATUREPERFORATION INTERNAL INNER MEMBER
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 4001148?
4001148 is a RESISTOR,VARIABLE,NONWIRE WOUND,. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 4001148?
4001148 is cataloged in the U.S. Government catalog under NSN 3120-00-345-5981. This indicates validated use in U.S. government and defense supply chains.
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