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FSC 5305 × SCREW,CLOSE TOLERANCE

SCREW,CLOSE TOLERANCE

5305-01-197-2549 FSC 5305

NSN 5305-01-197-2549 (also written 5305011972549; NIIN 01-197-2549) is a screw, close tolerance in Federal Supply Class 5305, Screws. 2 manufacturer part numbers from 1 supplier are on record. It was last purchased in Sep 2026.

Open for bid

No open solicitations on record for this NSN right now.

Search open RFQs on DIBBS →

Can you win it?

This item is coded as suitable for competitive acquisition (AMC 1).

Acquisition method (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.

UNITS: INCHES SIDE VIEW 0.476–0.526 LG ⌀0.312 0.4289–0.4787 5305-01-197-2549 ALL DIMENSIONS IN INCHES · REFERENCE ONLY, NOT FOR MANUFACTURE SCREW,CLOSE TOLERANCE · OVERALL STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 8740 · THREAD 3A

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 0.476 AND INCHES MAXIMUM 0.526
FASTENER LENGTH AASB INCHES MINIMUM 0.798 AND INCHES MAXIMUM 0.828
HEAD STYLE AASK —
HEAD DIAMETER AASL INCHES MINIMUM 0.4289 AND INCHES MAXIMUM 0.4787
GRIP DIAMETER AAUR INCHES MINIMUM 0.3110 AND INCHES MAXIMUM 0.3120
INTERNAL DRIVE STYLE ABQZ —
NOMINAL THREAD DIAMETER AHYM INCHES 0.312
GRIP LENGTH ANEE INCHES MINIMUM 0.302 AND INCHES MAXIMUM 0.322
THREAD QUANTITY PER INCH CMLP 24
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 GRIP MICROINCHES 32.0
SPECIAL FEATURES FEAT INTERNAL DRIVE RIBBED
MATERIAL MATT OVERALL STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 8740
MATERIAL DOCUMENT AND CLASSIFICATION MDCL OVERALL MIL SPEC 1ST MATERIAL RESPONSE -IL-S-5626 OR MIL SPEC 2ND MATERIAL RESPONSE -IL-S-5000 OR MIL SPEC 3RD MATERIAL RESPONSE -IL-S-6049
SURFACE TREATMENT SFTT OVERALL CADMIUM AND CHROMATE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TYE 2,CLASS 2 QQ--416
THREAD SERIES DESIGNATOR THSD UNIFIED NATIONAL JOINT FINE (UNJF)
SPECIFICATION/STANDARD DATA ZZZK PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 80205-NAS1581 NAS1581

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
NAS1581A5R5 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
NAS1581F5R5 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE

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
$1.91
Purchases
1
Total spend
$14,440
Sep 10, 2026
Last purchased
2 · 2.0/yr
Purchase records
$28,879
Total demand
$1.91
Latest unit price

Compare with other items

Purchase history

1 purchase on record
Awarded Qty Unit price Total Supplier Agency Source
Sep 10, 2026 7,560 $1.91 $14,440 APOLLO AEROSPACE COMPONENTS LLC (00360) 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 10, 2026 SPE4A626P0N48 ↗ APOLLO AEROSPACE COMPONENTS LLC — $14,440

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
APOLLO AEROSPACE COMPONENTS LLC
last award Sep 2026
Not listed
NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
no award yet
Listed source

APOLLO AEROSPACE COMPONENTS LLC won the only award on record. APOLLO AEROSPACE COMPONENTS LLC won without being a listed source.

Solicitation Issued Closes / closed Qty Status
SPE4A6-26-T-14CS Aug 7, 2026 Aug 19, 2026 7,560 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: 2026-10-23.
  • Full methodology →
Cite this page
Citation

NSN Explorer. "SCREW,CLOSE TOLERANCE." nsnexplorer.com, https://nsnexplorer.com/nsn/5305-01-197-2549/. Data as of November 7, 2026.

Link

https://nsnexplorer.com/nsn/5305-01-197-2549/