Acquisition method (AMC)
1
FSC 5305 × SCREW,CLOSE TOLERANCE
SCREW,CLOSE TOLERANCE
5305-01-146-9898 FSC 5305
NSN 5305-01-146-9898 (also written 5305011469898; NIIN 01-146-9898) is a screw, close tolerance in Federal Supply Class 5305, Screws. 13 manufacturer part numbers from 9 suppliers are on record. No purchases are on record yet.
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 0.291 AND INCHES MAXIMUM 0.341 |
| FASTENER LENGTH AASB | INCHES MINIMUM 0.801 AND INCHES MAXIMUM 0.831 |
| HEAD STYLE AASK | — |
| HEAD DIAMETER AASL | INCHES MINIMUM 0.350 AND INCHES MAXIMUM 0.399 |
| GRIP DIAMETER AAUR | INCHES MINIMUM 0.2485 AND INCHES MAXIMUM 0.2495 |
| INTERNAL DRIVE STYLE ABQZ | — |
| NOMINAL THREAD DIAMETER AHYM | INCHES 0.250 |
| GRIP LENGTH ANEE | INCHES MINIMUM 0.490 AND INCHES MAXIMUM 0.510 |
| THREAD QUANTITY PER INCH CMLP | 28 |
| MINIMUM TENSILE STRENGTH CQBC | POUNDS PER SQUARE INCH 160000 |
| HARDNESS RATING CQFM | OVERALL ROCKWELL C MINIMUM 36.0 AND ROCKWELL C MAXIMUM 40.0 |
| COUNTERSINK ANGLE CRSQ | DEGREES MINIMUM 99.0 AND DEGREES MAXIMUM 101.0 |
| SURFACE FINISH CSYM | THREADS MICROINCHES 32.0 |
| SURFACE FINISH CSYM | BEARING SURFACE OF HEAD MICROINCHES 32.0 |
| MATERIAL MATT | OVERALL STEEL COMP E4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8735 OR STEEL COMP 6150 OR STEEL COMP 4130 |
| SURFACE TREATMENT SFTT | OVERALL CADMIUM AND CHROMATE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TY 2,CL 3 QQ--416 |
| THREAD SERIES DESIGNATOR THSD | UNF |
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 |
|---|---|---|
| BACB30EL4-8 | 17446 | HUCK INTERNATIONAL, INC |
| BACB30EL4-8 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| BACB30EL4-8 | 73197 | HI-SHEAR CORPORATION |
| BACB30EL4-8 | 80539 | SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA |
| BACB30EL4-8 | 81205 | THE BOEING COMPANY DIV DEFENSE |
| BACB30EL4-8 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC DIV TORRANCE OPERATIONS |
| BACB30EL4-8 | 97928 | HUCK INTL INC |
| BACB30EL4C8 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC |
| BACB30EL4C8 | 17446 | HUCK INTERNATIONAL, INC |
| BACB30EL4C8 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| BACB30EL4C8 | 73197 | HI-SHEAR CORPORATION |
| BACB30EL4C8 | 81205 | THE BOEING COMPANY DIV DEFENSE |
| BACB30EL4C8 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS 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
—
Purchases
0
Total spend
—
—
Last purchased
—
Purchase records
—
Total demand
—
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.
No related contract actions on record.
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.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-26-T-35CZ | Sep 23, 2026 | Sep 30, 2026 | 124 | 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.
- Full methodology →
Cite this page
Citation
NSN Explorer. "SCREW,CLOSE TOLERANCE." nsnexplorer.com, https://nsnexplorer.com/nsn/5305-01-146-9898/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/5305-01-146-9898/