Acquisition method (AMC)
3
FSC 4240 × RESPIRATOR,AIR FILTERING
RESPIRATOR,AIR FILTERING
4240-01-150-7937 FSC 4240
NSN 4240-01-150-7937 (also written 4240011507937; NIIN 01-150-7937) is a respirator, air filtering in Federal Supply Class 4240, Safety and Rescue Equipment. 2 manufacturer part numbers from 1 supplier 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 to be bought directly from the actual manufacturer (AMC 3).
Suffix (AMSC)
Z
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, 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 |
|---|---|
| FURNISHED ITEMS ABFF | HEAD HARNESS AND EXHAUST VALVE |
| ADJUSTABILITY APCS | ADJUSTABLE |
| MATERIAL TYPE CBJL | ELASTIC |
| STRAP TYPE CDGG | DOUBLE |
| MASK TYPE CGXQ | HALF FACEPIECE |
| APPROVAL DESIGNATOR CQRH | NATIONAL INSTITUTE OF SAFETY AND HEALTH TC 21C-135 |
| SPECIAL FEATURES FEAT | SIZE SMALL |
| MATERIAL MATT | MASK RUBBER AND ALUMINUM |
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 |
|---|---|---|
| 465825 | 55799 | MINE SAFETY APPLIANCES COMPANY |
| 808057 | 55799 | MINE SAFETY APPLIANCES COMPANY |
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
—
Oct 6, 2026
Last purchased
1 · 1.0/yr
Purchase records
$4,200
Total demand
$4,200
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 |
|---|---|---|---|---|
| Oct 6, 2026 | SPE8E627V0034 ↗ | ALLIED TOOLS, INC | — | $4,200 |
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
ALLIED TOOLS, INC
last award Oct 2026
MINE SAFETY APPLIANCES COMPANY
no award yet
no awards on record
Listed source ALLIED TOOLS, INC won the only award on record. ALLIED TOOLS, INC 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 Oct 10, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-08.
- Full methodology →
Cite this page
Citation
NSN Explorer. "RESPIRATOR,AIR FILTERING." nsnexplorer.com, https://nsnexplorer.com/nsn/4240-01-150-7937/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/4240-01-150-7937/