Home » FSC Catalog » Bearings, Plain, Unmounted » 3120-00-031-1221

Sleeve Bushing

SKU: 3120000311221 | Model: NAS77-11-037
NSN 3120-00-031-1221 NSN 3120-00-031-1221

0.4220" length, 0.8757" body outside diameter, 0.6875" body inside diameter, 1.0520" flange outside diameter, 0.0570" flange width

Specifications from the Manufacturer

Overall Length:
0.4220 inches minimum and 0.4370 inches maximum
Body Outside Diameter:
0.8757 inches minimum and 0.8767 inches maximum
Body Inside Diameter:
0.6875 inches minimum and 0.6890 inches maximum
Flange Outside Diameter:
1.0520 inches minimum and 1.0720 inches maximum
Flange Width:
0.0570 inches minimum and 0.0620 inches maximum
Corner Shape:
Chamfered inside right corner
Corner Shape:
Undercut left flange body corner
Surface Finish:
100.0 microinches intermediate layer
Steel comp 4130 overall or steel comp 8630 overall
Surface Treatment:
Cadmium overall
Surface Treatment Document And Classification:
Qq-p-416,ty 2,cl 2 fed spec single treatment response overall
Style Designator:
22c solid, external flange one end
Style Designator:
Solid, external flange one end
Specification/standard Data:
80205-nas77 professional/industrial association standard

Pricing and Availability

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0.2500" length, 0.3720" body outside diameter, 0.1830" body inside diameter, lubricant, manufacturers standard lubrication material

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0.4700" length, 0.5630" body outside diameter, 0.4270" body inside diameter, 0.7400" flange outside diameter, 0.0590" flange width

NSN 3120-00-050-7710 Sleeve Bushing

1.5000" length, 0.4970" body outside diameter, 0.3750" body inside diameter, square all corners corner shape, 100.0 microinches intermediate layer surface finish

NSN 3120-00-050-7684 Sleeve Bushing

0.3050" length, 0.1650" body outside diameter, 0.0945" body inside diameter, 0.2800" flange outside diameter, 0.0500" flange width

NSN 3120-00-031-1221 Datasheet

Supply Class:


Cross Reference:

  • NAS77-11-037
  • NAS77-11-37

Cage Codes:

  • National Aerospace Standards (CAGE 80205)

Replaced or Cancelled:

3120-00-031-1221 is not a replacement of any national stock number and has not been cancelled or replaced itself.


NIIN: 000311221
NSN: 3120000311221
DEMIL Code Meaning: Non-usml/non-ccli - no demil or dod tsc required. department of commerce may impose licensing requirements to certain destinations.

Freight Codes:

NMF Desc: Bearing/bushing O/t Ball/roller I/s
NMFC: 114850
UFC: 58880
LTL: 70.0
WCC: Bearings
TCC: No special type of cargo code applicable
SHC: Other or no special handling required (sh)
ADC: Shipment is not a consolidation and does not exceed 84 inches in any dimension.
ACC: Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing
ASH: No special handling required.

Management Codes:

CTL: 9B----- (MOE: DN)
AAC: Not stocked, centrally procured # (non-stocked items). imm/service centrally managed but not stocked item. procurement will be initiated only after receipt of a requisition.
QUP: 1
SLC: 0

Schedule B & Trade:

8482997060 (NAICS 332991)
Parts, nesoi, for cylindrical roller bearings, nesoi

Parts of ball and roller bearings, n.e.s.

End Use:

Industrial machines, other

Questions & Answers:

What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 3120-00-031-1221 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
No recorded entities for this stock number.
How is national stock number 3120-00-031-1221 defined?
A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. the overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. for items made of rubber, see bushing, nonmetallic. see also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. excludes bushing, drill, jig.
What is the NIIN of NSN 3120-00-031-1221?
000311221 or 00-031-1221
Does this item require Demilitarization?
Non-usml/non-ccli - no demil or dod tsc required. department of commerce may impose licensing requirements to certain destinations. (note 9).
Is NSN 3120000311221 ITAR controlled?
No. This item is not ITAR Controlled.
What is the most recent solicitation for NSN 3120000311221?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Oct 28, 1972