Acquisition method (AMC)
1
FSC 3020 × GEAR,HELICAL
GEAR,HELICAL
3020-00-491-0088 FSC 3020
NSN 3020-00-491-0088 (also written 3020004910088; NIIN 00-491-0088) is a gear, helical in Federal Supply Class 3020, Gears, Pulleys, Sprockets, and Transmission Chain. 6 manufacturer part numbers from 6 suppliers are on record. It was last purchased in Aug 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)
G
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC G: the government has a complete data package and the rights to use it. 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 |
|---|---|
| BODY STYLE AAQL | — |
| PITCH DIAMETER AGJS | INCHES NOMINAL 1.0625 |
| TOOTH DIRECTION CWNM | LEFT |
| HARDNESS RATING CQFM | OVERALL ROCKWELL C MINIMUM 34.0 AND ROCKWELL C MAXIMUM 40.0 |
| NOMINAL OUTSIDE DIAMETER CWCD | INCHES 1.334 |
| TOOTH FORM CWNH | STANDARD |
| TEETH QUANTITY AJLA | 12 |
| NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM CWSR | BOTH ENDS INCHES 0.393 |
| HUB STYLE DESIGNATOR CWTR | — |
| HUB NOMINAL DIAMETER CWTX | BOTH ENDS INCHES 1.015 |
| MATERIAL MATT | OVERALL COPPER ALLOY 172 |
| PRESSURE ANGLE CWPP | DEGREES 20.0000 |
| HELIX ANGLE CWPZ | DEGREES 19.7500 |
| FEATURES PROVIDED CBBL | SINGLE HELIX |
| FACE NOMINAL WIDTH CWRM | INCHES 0.750 |
| BORE STYLE ANTP | — |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL FED SPEC SINGLE MATERIAL RESPONSE QQ-C-530,COND A OR H QQ-C-530 |
| BORE NOMINAL DIAMETER CWRS | BOTH ENDS INCHES 0.625 |
| STYLE DESIGNATOR STYL | — |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END CWQL | BOTH ENDS INCHES 0.221 |
| KEYWAY NOMINAL WIDTH CWSN | BOTH ENDS INCHES 0.187 |
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 |
|---|---|---|
| ASC1101304 | Z4779 | ASC PTY LTD |
| RE-C-102117 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| REC102117 | 34411 | L AND E MACHINE EXPERIMENTAL LAB INC |
| REC102117 | 63689 | PROFILE GEAR CORP |
| REC102117 | 73940 | GRANT GEAR WORKS INC |
| REC102117 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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 10, 2026
Last purchased
1 · 1.0/yr
Purchase records
$30,540
Total demand
$30,540
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 10, 2026 | SPE7M426P4389 ↗ | POLYTECH DEFENSE SPARES LLC | — | $30,540 |
Demand history
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
POLYTECH DEFENSE SPARES LLC
last award Aug 2026
ASC PTY LTD
no award yet
no awards on record
Listed source GRANT GEAR WORKS INC
no award yet
no awards on record
Listed source L AND E MACHINE EXPERIMENTAL LAB INC
no award yet
no awards on record
Listed source NAVAL SEA SYSTEMS COMMAND
no award yet
no awards on record
Listed source NAVAL SHIP SYSTEMS COMMAND
no award yet
no awards on record
Listed source PROFILE GEAR CORP
no award yet
no awards on record
Listed source POLYTECH DEFENSE SPARES LLC won the only award on record. POLYTECH DEFENSE SPARES LLC won without being a listed source.
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 Nov 6, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-11-05.
- Full methodology →
Cite this page
Citation
NSN Explorer. "GEAR,HELICAL." nsnexplorer.com, https://nsnexplorer.com/nsn/3020-00-491-0088/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/3020-00-491-0088/