Acquisition method (AMC)
3
FSC 4240 × PROTECTOR,HEARING
PROTECTOR,HEARING
4240-01-690-1689 FSC 4240
NSN 4240-01-690-1689 (also written 4240016901689; NIIN 01-690-1689) is a protector, hearing in Federal Supply Class 4240, Safety and Rescue Equipment. 5 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Nov 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 |
|---|---|
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | HARD HAT ATTACHED EAR MUFFS |
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 |
|---|---|---|
| 7000104079 | 76381 | 3M COMPANY |
| X5P3E | 76381 | 3M COMPANY |
| X5P3E | ZA992 | 3M AUSTRALIA PTY LTD |
| XA007707988 | 76381 | 3M COMPANY |
| XA007707988 | ZA992 | 3M AUSTRALIA PTY LTD |
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
$29.65
Purchases
2
Total spend
$6,351
Nov 2, 2026
Last purchased
4 · 4.0/yr
Purchase records
$12,703
Total demand
$29.65
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Nov 2, 2026 | 130 | $29.65 | $3,855 | AIRCRAFT & COMMERCIAL ENTERPRISES, INC (8Z281) | Unknown | Source ↗ |
| Oct 5, 2026 | 82 | $30.45 | $2,497 | MADISON ELECTRIC CO (073S2) | Unknown | Source ↗ |
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 5, 2026 | SPE8E627V0018 ↗ | MADISON ELECTRIC CO | — | $2,497 |
| Nov 2, 2026 | SPE8E627P0141 ↗ | AIRCRAFT & COMMERCIAL ENTERPRISES, INC | — | $3,855 |
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.
Buying rhythm
How often does the government buy this item, and how long since the last time? Every solicitation and award on one line.
- Solicitation posted
- Award made
Dot size shows quantity. A faint bar joins a solicitation to the award made against it.
Time from solicitation to award
How long does a buy take from posting to award? One bar per past award that matches a solicitation.
- Open for quotes
- Closed, awaiting award
The typical buy took 46 days from posting to award. Most of that came after quotes closed.
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
AIRCRAFT & COMMERCIAL ENTERPRISES, INC
last award Nov 2026
MADISON ELECTRIC CO
last award Oct 2026
3M AUSTRALIA PTY LTD
no award yet
no awards on record
Listed source 3M COMPANY
no award yet
no awards on record
Listed source AIRCRAFT & COMMERCIAL ENTERPRISES, INC won 1 of the last 2 awards. AIRCRAFT & COMMERCIAL ENTERPRISES, INC and 1 other won without being listed sources.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE8E6-27-T-0089 | Oct 2, 2026 | Oct 13, 2026 | 130 | Expired | View at DIBBS → |
| SPE8E6-26-T-4055 | Aug 6, 2026 | Aug 17, 2026 | 82 | 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.
- Data last refreshed: 2026-11-03.
- Full methodology →
Cite this page
Citation
NSN Explorer. "PROTECTOR,HEARING." nsnexplorer.com, https://nsnexplorer.com/nsn/4240-01-690-1689/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4240-01-690-1689/