Acquisition method (AMC)
1
FSC 5305 × SCREW,CLOSE TOLERANCE
SCREW,CLOSE TOLERANCE
5305-01-028-2470 FSC 5305
NSN 5305-01-028-2470 (also written 5305010282470; NIIN 01-028-2470) is a screw, close tolerance in Federal Supply Class 5305, Screws. 20 manufacturer part numbers from 19 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)
C
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC C: needs engineering source approval; other sources must qualify first. 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 | 3A |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| THREAD LENGTH AASA | INCHES MINIMUM 0.443 AND INCHES MAXIMUM 0.510 |
| FASTENER LENGTH AASB | INCHES MINIMUM 0.828 AND INCHES MAXIMUM 0.875 |
| HEAD STYLE AASK | — |
| HEAD DIAMETER AASL | INCHES MINIMUM 0.502 AND INCHES MAXIMUM 0.507 |
| HEAD HEIGHT AASU | INCHES MINIMUM 0.071 AND INCHES MAXIMUM 0.073 |
| GRIP DIAMETER AAUR | INCHES MINIMUM 0.2490 AND INCHES MAXIMUM 0.2495 |
| INTERNAL DRIVE STYLE ABQZ | — |
| NOMINAL THREAD DIAMETER AHYM | INCHES 0.250 |
| GRIP LENGTH ANEE | INCHES MINIMUM 0.365 AND INCHES MAXIMUM 0.385 |
| THREAD QUANTITY PER INCH CMLP | 28 |
| COUNTERSINK ANGLE CRSQ | DEGREES NOMINAL 100.0 |
| SURFACE FINISH CSYM | GRIP MICROINCHES 32.0 |
| SURFACE FINISH CSYM | THREADS MICROINCHES 32.0 |
| SPECIAL FEATURES FEAT | FURNISHED WITH ONE O-RING |
| MATERIAL MATT | OVERALL STEEL COMP XM-13 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S 5629 |
| SURFACE TREATMENT SFTT | OVERALL PASSIVATE |
| THREAD SERIES DESIGNATOR THSD | UNIFIED NATIONAL JOINT FINE (UNJF) |
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 |
|---|---|---|
| 11925C4-6A | 59563 | REID PRODUCTS INC. DBA REID PRODUCTS INC |
| HT4020-4-6A | 06725 | SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY |
| HT4020-4-6A | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC |
| HT4020-4-6A | 17446 | HUCK INTERNATIONAL, INC |
| HT4020-4-6A | 27624 | SPS TECHNOLOGIES LLC DBA PB FASTENERS DIV PB FASTENERS |
| HT4020-4-6A | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| HT4020-4-6A | 73197 | HI-SHEAR CORPORATION |
| HT4020-4-6A | 80539 | SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA |
| HT4020-4-6A | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC DIV TORRANCE OPERATIONS |
| HT4020-4-6A | 97928 | HUCK INTL INC |
| HT4020-4-6A | K5673 | SPS TECHNOLOGIES LTD, TJ BROOKS DIVISION |
| HT4020-4-6A | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC |
| ST3M652C4-6A | 007R1 | TWIST TITE MFG, INC DBA TWIST TITE MANUFACTURING INC |
| ST3M652C4-6A | 06710 | VALLEY-TODECO, INC. DBA ARCONIC FASTENING SYSTEMS |
| ST3M652C4-6A | 0ZC92 | HEARTLAND PRECISION FASTENERS INC |
| ST3M652C4-6A | 1VSL7 | HOUSTON PRECISION FASTENERS I LP |
| ST3M652C4-6A | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. |
| ST3M652C4-6A | 76301 | THE BOEING COMPANY DIV DEFENSE |
| ST3M652C4-6A | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC DIV TORRANCE OPERATIONS |
| WC4020-4-6A | 60516 | WEST COAST AEROSPACE, INC. |
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
$4.73
Purchases
1
Total spend
$3,505
Sep 23, 2026
Last purchased
2 · 2.0/yr
Purchase records
$7,010
Total demand
$4.73
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 23, 2026 | 741 | $4.73 | $3,505 | ASTRAL AIR PARTS LLC (7M8V8) | 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 |
|---|---|---|---|---|
| Sep 23, 2026 | SPE4A626V386S ↗ | — | — | $3,505 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 1 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
ASTRAL AIR PARTS LLC
last award Sep 2026
FASTENER INNOVATION TECHNOLOGY, INC.
no award yet
no awards on record
Listed source HEARTLAND PRECISION FASTENERS INC
no award yet
no awards on record
Listed source HI-SHEAR CORPORATION
no award yet
no awards on record
Listed source HOUSTON PRECISION FASTENERS I LP
no award yet
no awards on record
Listed source HOWMET GLOBAL FASTENING SYSTEMS INC
no award yet
no awards on record
Listed source HOWMET GLOBAL FASTENING SYSTEMS INC DIV TORRANCE OPERATIONS
no award yet
no awards on record
Listed source HUCK INTERNATIONAL, INC
no award yet
no awards on record
Listed source ASTRAL AIR PARTS LLC won the only award on record. ASTRAL AIR PARTS LLC won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-26-T-29TP | Sep 16, 2026 | Sep 23, 2026 | 741 | 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: 2026-10-05.
- Full methodology →
Cite this page
Citation
NSN Explorer. "SCREW,CLOSE TOLERANCE." nsnexplorer.com, https://nsnexplorer.com/nsn/5305-01-028-2470/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/5305-01-028-2470/