Acquisition method (AMC)
1
FSC 3120 × BEARING,SLEEVE
BEARING,SLEEVE
3120-01-286-8029 FSC 3120
NSN 3120-01-286-8029 (also written 3120012868029; NIIN 01-286-8029) is a bearing, sleeve in Federal Supply Class 3120, Bearings, Plain, Unmounted. 3 manufacturer part numbers from 3 suppliers are on record. The government has 1 open solicitation for it.
Open for bid
1 open solicitation on record right now — quantity, close date, and where to submit.
| Solicitation | Qty | Status | |
|---|---|---|---|
| SPE4A6-27-T-8939 | 4 | Closes in 6d | Bid → |
Can you win it?
This item is coded as suitable for competitive acquisition (AMC 1).
Suffix (AMSC)
B
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC B: must be bought from the sources named on a source control or selected item drawing. The codes describe the item's status on record, not any one solicitation. What the codes mean
What it is — can you make it?
Dimensions, the FLIS specification requirements, and the manufacturer part numbers already qualified against this NSN.
Dimensioned drawing
Generated from the federal catalog's dimensional data for this NSN — reference only, not a manufacturing drawing.
Specifications
From the federal catalog (DLA FLIS / PUB LOG) — what your part has to meet. Cited specification documents can be looked up in ASSIST Quick Search ↗, DoD's public spec repository — copy the document number in.
| Requirement | Value |
|---|---|
| OVERALL LENGTH ABHP | INCHES NOMINAL 1.0915 |
| BODY OUTSIDE DIAMETER ADAR | INCHES MINIMUM 1.3268 AND INCHES MAXIMUM 1.3271 |
| BODY INSIDE DIAMETER ADAS | INCHES MINIMUM 1.1255 AND INCHES MAXIMUM 1.1260 |
| FLANGE OUTSIDE DIAMETER AEPR | INCHES MINIMUM 1.8550 AND INCHES MAXIMUM 1.8750 |
| FLANGE WIDTH AGFF | INCHES MINIMUM 0.0890 AND INCHES MAXIMUM 0.0940 |
| CORNER SHAPE BZLX | INSIDE LEFT CORNER SQUARE |
| CORNER SHAPE BZLX | OUTSIDE RIGHT CORNER SQUARE |
| CORNER SHAPE BZLX | LEFT FLANGE OUTSIDE RIGHT CORNER SQUARE |
| CORNER SHAPE BZLX | INSIDE RIGHT CORNER SQUARE |
| CORNER SHAPE BZLX | LEFT FLANGE BODY CORNER UNDERCUT |
| CORNER SHAPE BZLX | OUTSIDE LEFT CORNER SQUARE |
| HARDNESS RATING CQFM | RIGHT END SURFACE OF BODY ROCKWELL C NOMINAL 27.0 |
| HARDNESS RATING CQFM | OUTSIDE DIAMETER SURFACE OF BODY ROCKWELL C NOMINAL 27.0 |
| HARDNESS RATING CQFM | RIGHT END SURFACE OF LEFT FLANGE ROCKWELL C NOMINAL 27.0 |
| HARDNESS RATING CQFM | LEFT END SURFACE OF BODY AND FLANGE ROCKWELL C NOMINAL 27.0 |
| HARDNESS RATING CQFM | OUTSIDE DIAMETER SURFACE OF FLANGE ROCKWELL C NOMINAL 27.0 |
| SPECIAL FEATURES FEAT | MAGNETIC PARTICLE INSPECTION PER HP6-5,CAGEC 02731 |
| MATERIAL MATT | RIGHT END SURFACE OF LEFT FLANGE STEEL COMP 630 |
| MATERIAL MATT | INSIDE DIAMETER SURFACE OF BODY PLASTIC POLYTETRAFLUOROETHYLENE OR PLASTIC POLYAMIDE NYLON OR PLASTIC PHENOLIC |
| MATERIAL MATT | OUTSIDE DIAMETER SURFACE OF BODY STEEL COMP 630 |
| MATERIAL MATT | RIGHT END SURFACE OF BODY STEEL COMP 630 |
| MATERIAL MATT | OUTSIDE DIAMETER SURFACE OF FLANGE STEEL COMP 630 |
| MATERIAL MATT | LEFT END SURFACE OF BODY AND FLANGE STEEL COMP 630 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | RIGHT END SURFACE OF BODY ASSN STD SINGLE MATERIAL RESPONSE A-S5643 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | INSIDE DIAMETER SURFACE OF BODY MIL SPEC ALL MATERIAL RESPONSES -IL-B-81820 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | LEFT END SURFACE OF BODY AND FLANGE ASSN STD SINGLE MATERIAL RESPONSE A-S5643 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OUTSIDE DIAMETER SURFACE OF FLANGE ASSN STD SINGLE MATERIAL RESPONSE A-S5643 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | RIGHT END SURFACE OF LEFT FLANGE ASSN STD SINGLE MATERIAL RESPONSE A-S5643 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OUTSIDE DIAMETER SURFACE OF BODY ASSN STD SINGLE MATERIAL RESPONSE A-S5643 |
| SURFACE TREATMENT SFTT | RIGHT END SURFACE OF BODY PASSIVATE |
| SURFACE TREATMENT SFTT | OUTSIDE DIAMETER SURFACE OF BODY PASSIVATE |
| SURFACE TREATMENT SFTT | RIGHT END SURFACE OF LEFT FLANGE PASSIVATE |
| SURFACE TREATMENT SFTT | LEFT END SURFACE OF BODY AND FLANGE PASSIVATE |
| SURFACE TREATMENT SFTT | OUTSIDE DIAMETER SURFACE OF FLANGE PASSIVATE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OUTSIDE DIAMETER SURFACE OF BODY FED SPEC SINGLE TREATMENT RESPONSE QQ--35 QQ--35 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | RIGHT END SURFACE OF BODY FED SPEC SINGLE TREATMENT RESPONSE QQ--35 QQ--35 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | LEFT END SURFACE OF BODY AND FLANGE FED SPEC SINGLE TREATMENT RESPONSE QQ--35 QQ--35 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | RIGHT END SURFACE OF LEFT FLANGE FED SPEC SINGLE TREATMENT RESPONSE QQ--35 QQ--35 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OUTSIDE DIAMETER SURFACE OF FLANGE FED SPEC SINGLE TREATMENT RESPONSE QQ--35 QQ--35 |
| STYLE DESIGNATOR STYL | — |
| SPECIFICATION/STANDARD DATA ZZZK | MANUFACTURERS STANDARD 02731-HS5445 |
Manufacturer part numbers
Commercial part numbers cross-referenced to this NSN in the federal catalog — the parts that have been accepted as satisfying this stock number, and who makes them.
| Part number | CAGE | Manufacturer |
|---|---|---|
| HS5445-1 | 02731 | MCDONNELL DOUGLAS HELICOPTER CO INC |
| HS5445-1 | 73134 | ROLLER BEARING COMPANY OF AMERICA, INC. |
| HS5445-1 | 8V613 | THE BOEING COMPANY |
What it pays — so you can quote
The government's own price and demand record for this NSN — what past awards cleared at, so you know where to land your quote.
Latest unit price
—
Purchases
0
Total spend
—
Aug 31, 2026
Last purchased
1 · 1.0/yr
Purchase records
$3,564
Total demand
$3,564
Latest award total
Purchase history
No priced purchases on record for this NSN yet.
Related contract actions
Contract action totals, not unit prices — obligation amounts from USAspending for related awards, shown for context only. These do not appear on the price chart above.
| Action date | Award # | Recipient | Agency | Obligation |
|---|---|---|---|---|
| Aug 31, 2026 | SPE4A626PAAAP ↗ | AVIARMS SUPPORT CORP | — | $3,564 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 2 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
Buying rhythm
How often does the government buy this item, and how long since the last time? Every solicitation and award on one line.
- Solicitation posted
- Award made
Dot size shows quantity. A faint bar joins a solicitation to the award made against it.
Who wins this item
Does one supplier win this every time, and are the winners on the listed-source list? One dot per award.
- Award in the last 2 years
- Older award
AVIARMS SUPPORT CORP
last award Aug 2026
MCDONNELL DOUGLAS HELICOPTER CO INC
no award yet
no awards on record
Listed source ROLLER BEARING COMPANY OF AMERICA, INC.
no award yet
no awards on record
Listed source THE BOEING COMPANY
no award yet
no awards on record
Listed source AVIARMS SUPPORT CORP won the only award on record. AVIARMS SUPPORT CORP won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-27-T-8939 | Nov 6, 2026 | Nov 13, 2026 | 4 | Open | View at DIBBS → |
| SPE4A6-26-T-11VD | Aug 5, 2026 | Aug 12, 2026 | 11 | Expired | View at DIBBS → |
Open RFQs on DIBBS → DIBBS award history ↗
About this data
- Unit prices: DLA DIBBS award records — every row links to its government record.
- AMSC: latest observed value from DIBBS solicitation history as of Oct 10, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-27.
- Full methodology →
Cite this page
Citation
NSN Explorer. "BEARING,SLEEVE." nsnexplorer.com, https://nsnexplorer.com/nsn/3120-01-286-8029/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/3120-01-286-8029/