NSN catalog · 90,963 partsCatalog › Hardware and Abrasives › FSC 5305 › 5305-01-113-9788
Close Tolerance Screw P/N NAS1581A6T21
In stock — 340 on our U.S. shelfNSN 5305-01-113-9788 5305011139788 NIIN 011139788
SECO Parts has 340 in stock of NSN 5305-01-113-9788 — Close Tolerance Screw — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Low-cost part: quoted by the line, $50 minimum per line; quantity pricing on request.
One part, one step — answered within one business day. Several parts? and send them together.
- Ships in 1–3 business days from Augusta, GA
- Certificate of Conformance on request
- PO, GPC & major cards
- $50 minimum order — smaller requests still get a quote
- 30-day returns · terms
- FLIS item name
- SCREW,CLOSE TOLERANCE
- SECO description
- SCREW,CLOSE TOLERAN
- Federal supply class
- FSC 5305 — Screws
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 340 |
| Total | 340 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
5305-01-113-9788 011139788 NAS1581A6T21 10087773
Get a quote
Build a list across as many parts as you need, send it once, get one quote back — answered within one business day, usually the same day. POs and GPC welcome. $50 minimum order.
More to tell us? Need-by date, ship-to, your own RFQ document
Specifications
- Thread class
- 3A
- Thread direction
- Right-Hand
- Thread length
- 0.569–0.619 in
- Fastener length
- 1.891–1.921 in
- Head diameter
- 0.514–0.566 in
- Grip diameter
- 0.3735–0.3745 in
- Nominal thread diameter
- Inches 0.375
- Grip length
- 1.302–1.322 in
- Thread quantity per inch
- 24
- Minimum tensile strength
- Pounds Per Square Inch 160000
- Hardness rating
- Overall Rockwell C Minimum 36.0 and Rockwell C Maximum 40.0
- Countersink angle
- 99.0–101.0 °
- Surface finish
- Threads Microinches 32.0
- Surface finish
- Grip Microinches 32.0
- Material
- Overall Steel Comp E4340 or Steel Comp 4140 or Steel Comp 8740 or Steel Comp 8735 or Steel Comp 6150
- Surface treatment
- Overall Cadmium and Chromate
- Surface treatment document and classification
- Overall Fed Spec Single Treatment Response QQ--416 TY 2 Class 2
- Thread series designator
- Unified National Joint Fine (Unjf)
- Specification/standard data
- Professional/industrial Association Standard 80205-NAS1581
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
NAS1581A6T21
Also referenced as
10087773
Older, superseded, advisory or drawing numbers the federal catalog associates with this NSN — the ones in an old manual. They find the item; confirm the current part number when you order.
Shown for identification only. SECO can quote against any of these numbers.
Logistics data
| Source of supply | SMS DLA Land and Maritime, Columbus, Ohio |
| Acquisition advice code | J Not stocked, centrally procured — the government does not stock this item; it is procured only when a requisition arrives. SECO has 340 on the shelf |
| Unit of issue | EA each |
| Demilitarization code | A Demilitarization not required — non-munitions-list item |
| Controlled inventory code | U Unclassified |
| Hazardous material indicator | N No hazardous material |
Source: public FLIS/PUB LOG cataloging data.
Why buy from SECO
These quantities sit on our own shelves — we are a stocking supplier, not a broker sourcing after you order. Condition-coded stock, formal quotes with NSN/PN on the paperwork, POs and GPC welcome, fast U.S. shipping.
In business since 1951 · 30,000+ contracts completed · about SECO & our policies · more questions answered
FAQ
What is NSN 5305-01-113-9788?
NSN 5305-01-113-9788 (5305011139788) — Close Tolerance Screw: SECO Parts has 340 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for close tolerance screw in federal supply class 5305 (Screws).
Is NSN 5305-01-113-9788 available?
SECO Parts has 340 in stock in Augusta, GA — order or request a quote below.
How much does NSN 5305-01-113-9788 cost?
NSN 5305-01-113-9788 is a low-cost part, so SECO quotes it by the line rather than by the piece: there is a $50 minimum per line, and quantity pricing on request — usually answered the same business day.
What part numbers cross-reference to NSN 5305-01-113-9788?
Part numbers that cross-reference this NSN include NAS1581A6T21. It is also referenced by older, superseded or advisory numbers: 10087773. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names SCREW,CLOSE TOLERANCE. Same name is not the same part: check the part numbers.