Acquisition method (AMC)
3
FSC 5306 × BOLT,SQUARE NECK
BOLT,SQUARE NECK
5306-00-988-9921 FSC 5306
NSN 5306-00-988-9921 (also written 5306009889921; NIIN 00-988-9921) is a bolt, square neck in Federal Supply Class 5306, Bolts. 3 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 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)
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.
Dimensioned drawing
Generated from the federal catalog's dimensional data for this NSN — reference only, not a manufacturing drawing.
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 |
|---|---|
| NOMINAL THREAD DIAMETER AHYM | INCHES 0.875 |
| COUNTERSINK ANGLE CRSQ | DEGREES NOMINAL 80.0 |
| NECK WIDTH CWXQ | INCHES NOMINAL 0.867 |
| MATERIAL MATT | OVERALL STEEL |
| FASTENER LENGTH AASB | INCHES NOMINAL 2.750 |
| NECK LENGTH AGQB | INCHES NOMINAL 0.530 |
| HEAD DIAMETER AASL | INCHES NOMINAL 1.389 |
| HARDNESS RATING CQFM | OVERALL ROCKWELL C MINIMUM 32.0 AND ROCKWELL C MAXIMUM 38.0 |
| MINIMUM YIELD STRENGTH CQHQ | POUNDS PER SQUARE INCH 124000 |
| HEAD STYLE AASK | — |
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 |
|---|---|---|
| 6F0196 | 11083 | CATERPILLAR INC DIV CATERPILLAR DEFENSE |
| 6F0196 | FAJ85 | BLUMAQ |
| 6F196 | 11083 | CATERPILLAR INC DIV CATERPILLAR DEFENSE |
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
—
Sep 29, 2026
Last purchased
6 · 6.0/yr
Purchase records
$353.28
Total demand
$7.36
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 |
|---|---|---|---|---|
| Sep 28, 2026 | SPE7LX21D0087/SPE7LX26FBD5N ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $110.40 |
| Sep 28, 2026 | SPE7LX21D0087/SPE7LX26FBD7E ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $110.40 |
| Sep 28, 2026 | SPE7LX21D0087/SPE7LX26FBD7X ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $110.40 |
| Sep 29, 2026 | SPE7LX21D0087/SPE7LX26FBF6V ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $7.36 |
| Sep 29, 2026 | SPE7LX21D0087/SPE7LX26FBF6W ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $7.36 |
| Sep 29, 2026 | SPE7LX21D0087/SPE7LX26FBF7B ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $7.36 |
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
ATLANTIC DIVING SUPPLY, INC. DBA ADS
last award Sep 2026
BLUMAQ
no award yet
no awards on record
Listed source CATERPILLAR INC DIV CATERPILLAR DEFENSE
no award yet
no awards on record
Listed source ATLANTIC DIVING SUPPLY, INC. DBA ADS won 6 of the last 6 awards. ATLANTIC DIVING SUPPLY, INC. DBA ADS 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: 2026-09-30.
- Full methodology →
Cite this page
Citation
NSN Explorer. "BOLT,SQUARE NECK." nsnexplorer.com, https://nsnexplorer.com/nsn/5306-00-988-9921/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/5306-00-988-9921/