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M4649 — RACK,AMMUNITION STOWAGE

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

M4649: RACK,AMMUNITION STOWAGE.

The RACK,AMMUNITION STOWAGE is a the manufacturer industrial component. Key specifications include special_features: M-ATV THREE BAY VEHICULAR AMMUNITON BOX. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-100-3153, 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
M4649
NSN: 3110-00-100-3153
NIINs: 001003153, 015873719
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 91340 — MET-PRO CORPORATION (USA)
SPECIFICATIONS
special_featuresM-ATV THREE BAY VEHICULAR AMMUNITON BOX
NSN3110-00-100-3153
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: M4649 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
STYLE DESIGNATOR: NORMAL ANGLE
•
CONE CORNER RADIUS: 0.0312 INCHES NOMINAL IN
•
CONE WIDTH: 0.8125 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
BORE DIAMETER: 1.0000 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORNORMAL ANGLE
CONE CORNER RADIUS0.0312 INCHES NOMINAL IN
CONE WIDTH0.8125 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BORE DIAMETER1.0000 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 6
CSTZ1216AReference document
Same NSN cross-reference
Reference document — Secondary reference
4649Reference document
Same NSN cross-reference
Reference document — Secondary reference
C8TZ1216AReference document
Same NSN cross-reference
Reference document — Secondary reference
32-20-68-008Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
1790546Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
15101Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 M4649?
M4649 is a RACK,AMMUNITION STOWAGE.
What parts can replace M4649?
There are 6 known substitutes for M4649: CSTZ1216A, 4649, C8TZ1216A and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M4649?
M4649 is cataloged in the U.S. Government catalog under NSN 3110-00-100-3153. 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.