Acquisition method (AMC)
3
FSC 1650 × HEAD,FLUID FILTER
HEAD,FLUID FILTER
1650-00-756-4991 FSC 1650
NSN 1650-00-756-4991 (also written 1650007564991; NIIN 00-756-4991) is a head, fluid filter in Federal Supply Class 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. 4 manufacturer part numbers from 2 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 to be bought directly from the actual manufacturer (AMC 3).
Suffix (AMSC)
D
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. 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 |
|---|---|
| INLET THREAD SERIES DESIGNATOR ARNX | UNIFIED NATIONAL JOINT FINE (UNJF) |
| OUTLET NOMINAL THREAD SIZE CSJD | INCHES 0.562 |
| MOUNTING METHOD AXGY | BOWL THREAD |
| BOWL MOUNTING HOLE DIAMETER CDXZ | INCHES MINIMUM 0.855 AND INCHES MAXIMUM 0.865 |
| OUTLET THREAD SERIES DESIGNATOR ARTX | UNIFIED NATIONAL JOINT FINE (UNJF) |
| OUTLET THREAD QUANTITY PER INCH BZSW | 18 |
| INLET PORT TYPE CDXM | THREADED FEMALE, PLAIN |
| OUTLET PORT TYPE CDXQ | THREADED FEMALE, PLAIN |
| OUTLET THREAD CLASS CDXR | 3B |
| QUANTITY NMBR | 3 |
| FEATURES PROVIDED CBBL | MOUNTING BOLT HOLE(S) |
| THREAD DIRECTION AAJF | INLET RIGHT-HAND |
| HOLE DIAMETER AAUB | INCHES MINIMUM 0.195 AND INCHES MAXIMUM 0.205 |
| OVERALL LENGTH ABHP | INCHES NOMINAL 2.000 |
| BOLT CIRCLE DIAMETER ABKG | INCHES MINIMUM 1.495 AND INCHES MAXIMUM 1.505 |
| OVERALL HEIGHT ABKW | INCHES MINIMUM 1.526 AND INCHES MAXIMUM 1.543 |
| OVERALL WIDTH ABMK | INCHES NOMINAL 1.125 |
| INLET THREAD CLASS ACRW | 3B |
| USAGE DESIGN ALBY | ONE SEDIMENT BOWL |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | FED STD SINGLE MATERIAL RESPONSE FED STD 66 OR ASSN STD SINGLE MATERIAL RESPONSE AISI 303 OR ASSN STD SINGLE MATERIAL RESPONSE SAE 30303 SAE 30303 |
| MATERIAL MATT | STEEL COMP 303 |
| FSC APPLICATION DATA ZZZV | AIRCRAFT HYDRAULIC FILTER |
| OUTLET THREAD DIRECTION ARTY | RIGHT-HAND |
| INLET NOMINAL THREAD SIZE CRHS | INCHES 0.562 |
| INLET THREAD QUANTITY PER INCH CRJG | 18 |
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 |
|---|---|---|
| AC1768-61D1 | 18350 | PALL AEROPOWER CORPORATION |
| AC176861D1 | 60047 | PALL AEROPOWER CORP SUB OF PALL CORP MECTRON INDUSTRIES DIV |
| SAC176861D1 | 18350 | PALL AEROPOWER CORPORATION |
| SAC176861D1 | 60047 | PALL AEROPOWER CORP SUB OF PALL CORP MECTRON INDUSTRIES DIV |
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 — 2 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 | |
|---|---|---|---|---|---|
| SPE4A7-26-T-805Q | Sep 30, 2026 | Oct 7, 2026 | 37 | Expired | View at DIBBS → |
| SPE4A7-26-T-780E | Sep 22, 2026 | Sep 29, 2026 | 37 | Cancelled | 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. "HEAD,FLUID FILTER." nsnexplorer.com, https://nsnexplorer.com/nsn/1650-00-756-4991/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/1650-00-756-4991/