Acquisition method (AMC)
1
FSC 5305 × THUMBSCREW
THUMBSCREW
5305-01-391-4401 FSC 5305
NSN 5305-01-391-4401 (also written 5305013914401; NIIN 01-391-4401) is a thumbscrew in Federal Supply Class 5305, Screws. 2 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 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.
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 |
|---|---|
| THREAD CLASS AAJD | 2A |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| THREAD LENGTH AASA | INCHES NOMINAL 0.281 |
| FASTENER LENGTH AASB | INCHES NOMINAL 0.906 |
| HEAD STYLE AASK | — |
| HEAD DIAMETER AASL | INCHES NOMINAL 0.500 |
| HEAD HEIGHT AASU | INCHES NOMINAL 0.125 |
| END ITEM IDENTIFICATION AGAV | HGU-56/P AIRCREW INTEGRATED HELMET, ALL SIZES |
| NOMINAL THREAD DIAMETER AHYM | INCHES 0.106 |
| THREAD QUANTITY PER INCH CMLP | 40 |
| MATERIAL MATT | OVERALL STEEL CORROSION RESISTING |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL FED SPEC SINGLE MATERIAL RESPONSE QQ-S-763,CL 430,COND A QQ-S-763 |
| SURFACE TREATMENT SFTT | OVERALL PASSIVATE AND OXIDE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL FED SPEC 1ST TREATMENT RESPONSE QQ--35 TY VI,VII,VIII AND MIL SPEC 2ND TREATMENT RESPONSE -IL-C-13924 QQ--35 |
| THREAD SERIES DESIGNATOR THSD | UNIFIED NATIONAL COARSE (UNC) |
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 |
|---|---|---|
| 1680-ALSE-277-1 | 81996 | US ARMY AVIATION AND MISSILE COMMAND |
| 92B8464 | 97427 | GENTEX CORPORATION |
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
1 · 1.0/yr
Purchase records
$4,423
Total demand
$4,423
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 29, 2026 | SPE4A626PAP44 ↗ | DIALOGIC CORP DBA DIALOGIC FASTENERS | — | $4,423 |
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.
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
DIALOGIC CORP DBA DIALOGIC FASTENERS
last award Sep 2026
GENTEX CORPORATION
no award yet
no awards on record
Listed source US ARMY AVIATION AND MISSILE COMMAND
no award yet
no awards on record
Listed source DIALOGIC CORP DBA DIALOGIC FASTENERS won the only award on record. DIALOGIC CORP DBA DIALOGIC FASTENERS won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-26-T-23XV | Aug 28, 2026 | Sep 4, 2026 | 25 | Expired | View at DIBBS → |
| SPE4A6-26-T-23XW | Aug 28, 2026 | Sep 4, 2026 | 100 | 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: 2026-09-30.
- Full methodology →
Cite this page
Citation
NSN Explorer. "THUMBSCREW." nsnexplorer.com, https://nsnexplorer.com/nsn/5305-01-391-4401/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5305-01-391-4401/