Acquisition method (AMC)
1
FSC 4920 × MAIN GEARBOX TOOL S
MAIN GEARBOX TOOL S
4920-01-518-4064 FSC 4920
NSN 4920-01-518-4064 (also written 4920015184064; NIIN 01-518-4064) is a main gearbox tool s in Federal Supply Class 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. 3 manufacturer part numbers from 3 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)
Q
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC Q: the government lacks adequate data or rights, but breakout to competition is expected. 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 |
|---|---|
| OVERALL LENGTH ABHP | INCHES NOMINAL 22.000 |
| OVERALL HEIGHT ABKW | INCHES NOMINAL 14.000 |
| OVERALL WIDTH ABMK | INCHES NOMINAL 20.000 |
| ACCESSORY COMPONENTS AND QUANTITY AKYD | SPINDLE PULLER 1; PILLOW BLOCK JACK-SCREW 1; GO GAUGE 1; NO-GO GAUGE 1; GO-NO-GO GAUGE 1; HANDLE 1; EXPANSION PINS 2; BOLT 1 |
| SPECIAL FEATURES FEAT | USED TO ALIGN THE MAIN GEARBOX MOUNTS DURING INSTALLATION OF THE GEARBOX, AND ALIGN THE MOUNT BOLT HOLES DURING PILLOW BLOCK INSTALLATION |
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 |
|---|---|---|
| 449-240-025-101 | 1P6K0 | FORM FIT & FUNCTION LLC DIV F3 |
| 449-240-025-101 | 97499 | BELL TEXTRON INC |
| 63GF-100013-101 | 1TY06 | BELL AEROSPACE SERVICES 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
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Purchases
0
Total spend
—
—
Last purchased
—
Purchase records
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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 | |
|---|---|---|---|---|---|
| SPE4A5-26-T-436P | Sep 17, 2026 | Sep 29, 2026 | 1 | 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. "MAIN GEARBOX TOOL S." nsnexplorer.com, https://nsnexplorer.com/nsn/4920-01-518-4064/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/4920-01-518-4064/