Acquisition method (AMC)
1
FSC 3110 × BEARING,BALL,ANNULAR
BEARING,BALL,ANNULAR
3110-00-689-7639 FSC 3110
NSN 3110-00-689-7639 (also written 3110006897639; NIIN 00-689-7639) is a bearing, ball, annular in Federal Supply Class 3110, Bearings, Antifriction, Unmounted. 6 manufacturer part numbers from 5 suppliers are on record. No purchases are on record yet.
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)
P
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC P: the government does not own the rights to the data needed for more sources. 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 |
|---|---|
| MATERIAL MATT | INNER RING STEEL CORROSION RESISTING |
| BORE SHAPE AGZD | STRAIGHT |
| STANDARD TOLERANCE DESIGNATION CTFZ | ABEC NO.5 |
| SURFACE FINISH AGYE | GROUND |
| MATERIAL MATT | OUTER RING STEEL CORROSION RESISTING |
| MATERIAL MATT | RETAINER STEEL |
| LOAD DIRECTION AGZC | RADIAL |
| SHIELD QUANTITY AGYK | 2 |
| INTERNAL CLEARANCE AKVV | INCHES MAXIMUM RADIAL 0.0008 |
| MATERIAL MATT | SHIELD STEEL |
| SPECIAL FEATURES FEAT | ACTION ID 45465003 |
| OVERALL WIDTH ABMK | INCHES NOMINAL 0.1250 |
| BORE DIAMETER ABXV | INCHES NOMINAL 0.1875 |
| OVERALL OUTSIDE DIAMETER ADGA | INCHES NOMINAL 0.3750 |
| STYLE DESIGNATOR STYL | — |
| MATERIAL MATT | BALL STEEL CORROSION RESISTING |
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 |
|---|---|---|
| 328373 | 40920 | MPB CORP DIV TIMKEN SUPER PRECISION |
| 328373 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY |
| 328373 | 78118 | MPB CORPORATION DBA MPB CORP |
| 446561 | 70854 | SCHAEFFLER AEROSPACE USA CORP DIV SCHAEFFLER AEROSPACE USA CORPORATION |
| 446563 | 52661 | RTX CORPORATION DIV PRATT & WHITNEY |
| 446563 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY |
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
—
—
Last purchased
—
Purchase records
—
Total demand
—
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.
No related contract actions on record.
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.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-27-T-0171 | Oct 2, 2026 | Oct 9, 2026 | 80 | 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.
- Full methodology →
Cite this page
Citation
NSN Explorer. "BEARING,BALL,ANNULAR." nsnexplorer.com, https://nsnexplorer.com/nsn/3110-00-689-7639/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/3110-00-689-7639/