Acquisition method (AMC)
1
FSC 3120 × BEARING,PLAIN,SELF-ALIGNING
BEARING,PLAIN,SELF-ALIGNING
3120-00-018-3956 FSC 3120
NSN 3120-00-018-3956 (also written 3120000183956; NIIN 00-018-3956) is a bearing, plain, self-aligning in Federal Supply Class 3120, Bearings, Plain, Unmounted. 3 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Oct 2026.
Open for bid
No open solicitations on record for this NSN right now.
Can you win it?
This item is coded as suitable for competitive acquisition (AMC 1).
Suffix (AMSC)
Z
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC Z: a commercial, nondevelopmental or off-the-shelf item. 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.
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 |
|---|---|
| BORE DIAMETER ABXV | INCHES NOMINAL 1.2500 |
| OUTER MEMBER OUTSIDE DIAMETER AGGF | INCHES MINIMUM 3.2488 AND INCHES MAXIMUM 3.2498 |
| OUTER MEMBER WIDTH AGGH | INCHES NOMINAL 1.3000 |
| INNER MEMBER WIDTH AGGJ | INCHES NOMINAL 1.3950 |
| STATIC RADIAL LOAD RATING AGKP | POUNDS 90000 |
| SPECIAL FEATURES FEAT | GROOVE FOR NAS670.325 SNAP RING ON LEFT SIDE OD OUTER MEMBER,0.0950 IN. WIDE BY 3.4500 IN. OD FLANGE ON RIGHT SIDE OD OUTER MEMBER NAS670.325 |
| MATERIAL MATT | OVERALL STEEL COMP 630 |
| SURFACE TREATMENT SFTT | INNER MEMBER CHROMIUM |
| STYLE DESIGNATOR STYL | — |
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 |
|---|---|---|
| BDS32B-101 | 16746 | RBC SPECLINE INC DBA SPECLINE INC |
| KSSB32-2 | 97613 | SARGENT AEROSPACE & DEFENSE, LLC DBA KAHR BEARINGS |
| LHA32A | 73134 | ROLLER BEARING COMPANY OF AMERICA, INC. |
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
$3,269.00
Purchases
1
Total spend
$9,807
Oct 1, 2026
Last purchased
2 · 2.0/yr
Purchase records
$19,614
Total demand
$3,269.00
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Oct 1, 2026 | 3 | $3,269.00 | $9,807 | MHD-ROCKLAND INC. DBA MHD-ROCKLAND INC (4S7J4) | Unknown | Source ↗ |
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 |
|---|---|---|---|---|
| Oct 1, 2026 | SPE4A627V0003 ↗ | MHD-ROCKLAND INC. DBA MHD-ROCKLAND INC | — | $9,807 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 1 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
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
MHD-ROCKLAND INC. DBA MHD-ROCKLAND INC
last award Oct 2026
RBC SPECLINE INC DBA SPECLINE 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 SARGENT AEROSPACE & DEFENSE, LLC DBA KAHR BEARINGS
no award yet
no awards on record
Listed source MHD-ROCKLAND INC. DBA MHD-ROCKLAND INC won the only award on record. MHD-ROCKLAND INC. DBA MHD-ROCKLAND INC won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-26-T-36LR | Sep 25, 2026 | Oct 2, 2026 | 3 | 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: 2026-10-04.
- Full methodology →
Cite this page
Citation
NSN Explorer. "BEARING,PLAIN,SELF-ALIGNING." nsnexplorer.com, https://nsnexplorer.com/nsn/3120-00-018-3956/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/3120-00-018-3956/